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A229 SERVICE MANUAL
RICOH GROUP COMPANIES

PN: RCSMA229

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RICOH GROUP COMPANIES

SERVICE MANUAL

A229

A229 SERVICE MANUAL

WARNING
The Service Manual contains information regarding service techniques, procedures, processes and spare parts of office equipment distributed by Ricoh Corporation. Users of this manual should be either service trained or certified by successfully completing a Ricoh Technical Training Program. Untrained and uncertified users utilizing information contained in this service manual to repair or modify Ricoh equipment risk personal injury, damage to property. or loss of warranty protection.
Ricoh Corporation

LEGEND
PRODUCT CODE A229 (65 CPM) A229 (55 CPM) COMPANY GESTETNER RICOH 3265 AFICIO 650 3255 AFICIO 550

SAVIN 9965DP 9955DP

DOCUMENTATION HISTORY
REV. NO. * 1 2 3 DATE 8/98 1/99 2/99 4/99 COMMENTS Original Printing A229 (55 CPM) Addition A808 Addition G909/G912 Addition

TABLE OF CONTENTS
OVERALL INFORMATION
1. OVERALL MACHINE INFORMATION ..........................................1-1
1.1 SPECIFICATIONS .................................................................................... 1-1 1.1.1 COPIER ENGINE............................................................................. 1-1 1.1.2 ADF.................................................................................................. 1-4 1.2 MACHINE CONFIGURATION .................................................................. 1-5 1.3 MECHANICAL COMPONENT LAYOUT ................................................... 1-6 1.3.1 COPIER ENGINE............................................................................. 1-6 1.3.2 ADF.................................................................................................. 1-8 1.4 PAPER PATH ........................................................................................... 1-9 1.5 COPY PROCESS ................................................................................... 1-10 1.6 DRIVE LAYOUT...................................................................................... 1-12 1.6.1 COPIER ENGINE........................................................................... 1-12 1.6.2 ADF................................................................................................ 1-13 1.7 ELECTRICAL COMPONENT DESCRIPTION ........................................ 1-14 1.7.1 COPIER ENGINE........................................................................... 1-14 1.7.2 ADF................................................................................................ 1-21

DETAILED DESCRIPTIONS
2. DETAILED DESCRIPTIONS..........................................................2-1
2.1 DOCUMENT FEEDER.............................................................................. 2-1 2.1.1 PICK-UP ROLLER RELEASE MECHANISM................................... 2-1 2.1.2 BOTTOM PLATE LIFT MECHANISM .............................................. 2-2 2.1.3 PICK-UP AND SEPARATION MECHANISM ................................... 2-3 2.1.4 ORIGINAL FEED MECHANISM....................................................... 2-4 2.1.5 ORIGINAL FEED DRIVE MECHANISM........................................... 2-5 Original Feed Start ............................................................................... 2-5 Original Feed........................................................................................ 2-5 2.1.6 ORIGINAL SIZE DETECTION ......................................................... 2-6 2.1.7 ORIGINAL TRANSPORT MECHANISM .......................................... 2-7 2.1.8 ORIGINAL SKEW CORRECTION MECHANISM............................. 2-8 2.1.9 ORIGINAL INVERSION AND FEED-OUT MECHANISM................. 2-9 General Operation................................................................................ 2-9 Original Inversion Mechanism ............................................................ 2-10 Original Exit Mechanism (Single-Sided Original Mode)...................... 2-11 Original Exit Mechanism (Double-Sided Original Mode) .................... 2-12 2.1.10 JAM CONDITIONS ...................................................................... 2-13 2.1.11 TIMING CHARTS......................................................................... 2-14 A4 Sideways: One-Sided Original (Three Pages) .............................. 2-14 A3: Two-Sided Original (One Page) ................................................... 2-15 2.2 SCANNING ............................................................................................. 2-16

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2.2.1 OVERVIEW.................................................................................... 2-16 2.2.2 SCANNER DRIVE.......................................................................... 2-17 2.2.3 ORIGINAL SIZE DETECTION IN BOOK MODE............................ 2-18 2.3 IMAGE PROCESSING............................................................................ 2-20 2.3.1 OVERVIEW.................................................................................... 2-20 2.3.2 SBU................................................................................................ 2-21 2.3.3 AUTO IMAGE DENSITY (ADS) ..................................................... 2-22 2.3.4 IPU (IMAGE PROCESSING UNIT) ................................................ 2-23 Overview ............................................................................................ 2-23 2.3.5 IMAGE PROCESSING STEPS AND RELATED SP MODES ........ 2-24 2.3.6 AUTO SHADING............................................................................ 2-30 Black level correction ......................................................................... 2-30 White level correction ......................................................................... 2-30 2.3.7 TEXT/PHOTO AREA SEPARATION ............................................. 2-31 Edge Determination ........................................................................... 2-31 Dot Screen Determination .................................................................. 2-32 Final Evaluation.................................................................................. 2-32 2.3.8 BACKGROUND ERASE ................................................................ 2-33 2.3.9 INDEPENDENT DOT ERASE........................................................ 2-34 2.3.10 FILTERING, MAIN SCAN MAGNIFICATION/REDUCTION......... 2-36 Overview ............................................................................................ 2-36 Filtering .............................................................................................. 2-36 Main scan magnification/reduction ..................................................... 2-37 2.3.11 GAMMA () CORRECTION.......................................................... 2-38 2.3.12 GRADATION PROCESSING ....................................................... 2-38 Error Diffusion and Dithering .............................................................. 2-39 Grayscale Processing ........................................................................ 2-39 2.3.13 LINE WIDTH CORRECTION ....................................................... 2-40 2.3.14 COMPRESSION AND STORAGE ............................................... 2-41 Circuit ................................................................................................. 2-41 Compression ...................................................................................... 2-42 Image Rotation................................................................................... 2-42 2.4 LASER EXPOSURE ............................................................................... 2-43 2.4.1 OVERVIEW.................................................................................... 2-43 2.4.2 OPTICAL PATH ............................................................................. 2-44 2.4.3 AUTO POWER CONTROL ............................................................ 2-45 2.4.4 DUAL BEAM WRITING.................................................................. 2-46 2.4.5 LASER BEAM PITCH CHANGE MECHANISM ............................. 2-47 2.4.6 LD SAFETY SWITCHES................................................................ 2-48 2.5 DRUM UNIT............................................................................................ 2-49 2.5.1 PROCESS CONTROL ................................................................... 2-49 Overview ............................................................................................ 2-49 Drum potential sensor calibration....................................................... 2-50 VSG adjustment ................................................................................. 2-50 VG Adjustment ................................................................................... 2-51 LD power adjustment ......................................................................... 2-52 VREF Update ..................................................................................... 2-53 2.5.2 DRUM UNIT COMPONENTS ........................................................ 2-54 2.5.3 DRIVE MECHANISM ..................................................................... 2-55
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2.5.4 DRUM CHARGE ............................................................................ 2-56 Overview ............................................................................................ 2-56 Charge Corona Wire Cleaning Mechanism ........................................ 2-57 2.5.5 DRUM CLEANING AND TONER RECYCLING ............................. 2-58 Overview ............................................................................................ 2-58 Drive Mechanism................................................................................ 2-59 Cleaning Blade Pressure Mechanism and Side-to-Side Movement ... 2-60 Toner Recycling and Waste Toner Collection Mechanism................. 2-61 2.5.6 OTHERS ........................................................................................ 2-64 Air Flow Around the Drum .................................................................. 2-64 Pick-off Mechanism............................................................................ 2-65 Quenching.......................................................................................... 2-66 2.6 DEVELOPMENT AND TONER SUPPLY................................................ 2-67 2.6.1 OVERVIEW.................................................................................... 2-67 2.6.2 DEVELOPMENT MECHANISM ..................................................... 2-68 2.6.3 DRIVE MECHANISM ..................................................................... 2-69 2.6.4 CROSSMIXING.............................................................................. 2-70 2.6.5 DEVELOPMENT BIAS................................................................... 2-71 2.6.6 TONER SUPPLY ........................................................................... 2-72 Toner Bottle Mechanism .................................................................... 2-72 Toner Supply Mechanism................................................................... 2-73 Toner End Detection .......................................................................... 2-74 2.6.7 TONER DENSITY CONTROL ....................................................... 2-75 Overview ............................................................................................ 2-75 Sensor control mode .......................................................................... 2-75 Image pixel count control ................................................................... 2-76 2.6.8 TONER END DETECTION ............................................................ 2-77 Toner Near End.................................................................................. 2-77 Toner End .......................................................................................... 2-77 2.6.9 TONER END RECOVERY............................................................. 2-77 2.6.10 ABNORMAL TD SENSOR CONDITIONS.................................... 2-78 2.7 IMAGE TRANSFER AND PAPER SEPARATION .................................. 2-79 2.7.1 OVERVIEW.................................................................................... 2-79 2.7.2 IMAGE TRANSFER AND PAPER SEPARATION MECHANISM... 2-80 2.7.3 TRANSFER BELT UNIT LIFT MECHANISM ................................. 2-82 2.7.4 PAPER TRANSPORTATION AND BELT DRIVE MECHANISM... 2-83 2.7.5 TRANSFER BELT CLEANING MECHANISM................................ 2-84 2.7.6 TONER COLLECTION MECHANISM............................................ 2-85 2.8 PAPER FEED ......................................................................................... 2-86 2.8.1 OVERVIEW.................................................................................... 2-86 2.8.2 DRIVE MECHANISM ..................................................................... 2-87 2.8.3 TRAY POSITIONING MECHANISM ­ TRAYS 1 AND 2................ 2-88 2.8.4 PAPER LIFT MECHANISM - TRAYS 1 AND 2 .............................. 2-89 2.8.5 PICK-UP AND FEED MECHANISM ­ TRAYS 1 TO 3................... 2-91 Overview ............................................................................................ 2-91 Pick-up and Feed ............................................................................... 2-92 Separation Roller Release Mechanism .............................................. 2-93 Paper Skew Prevention Mechanism................................................... 2-94 2.8.6 VERTICAL TRANSPORT MECHANISM........................................ 2-95
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2.8.7 PAPER REGISTRATION ............................................................... 2-96 Overview ............................................................................................ 2-96 Registration Drive Mechanism............................................................ 2-97 Guide Plate Release Mechanism ....................................................... 2-98 2.8.8 PAPER NEAR-END/END DETECTION ­ TRAYS 1 TO 3 ............. 2-99 Near-end Detection ............................................................................ 2-99 End Detection..................................................................................... 2-99 2.8.9 PAPER SIZE DETECTION ­ TRAY 2.......................................... 2-100 2.8.10 BUILT IN LCT ............................................................................ 2-101 Paper Tray Lift Mechanism .............................................................. 2-101 Tray Lock Mechanism ...................................................................... 2-102 2.8.11 BY-PASS FEED TABLE............................................................. 2-103 Feed Mechanism/Paper End Detection............................................ 2-103 Table Open/Close Detection ............................................................ 2-104 Paper Size Detection ....................................................................... 2-105 2.8.12 TANDEM FEED TRAY............................................................... 2-106 Overview .......................................................................................... 2-106 Side Fence Drive Mechanism........................................................... 2-107 Rear Fence Drive Mechanism.......................................................... 2-108 Tray Lock Mechanism ...................................................................... 2-109 Tray Lifting and Lowering Mechanism.............................................. 2-109 2.9 IMAGE FUSING.................................................................................... 2-110 2.9.1 OVERVIEW.................................................................................. 2-110 2.9.2 FUSING ENTRANCE GUIDE ...................................................... 2-111 2.9.3 FUSING DRIVE MECHANISM..................................................... 2-112 2.9.4 FUSING LAMP CONTROL .......................................................... 2-113 2.10 PAPER EXIT/DUPLEX........................................................................ 2-114 2.10.1 OVERVIEW................................................................................ 2-114 2.10.2 PAPER EXIT MECHANISM ....................................................... 2-115 2.10.3 DUPLEX DRIVE MECHANISM .................................................. 2-116 2.10.4 INVERTER................................................................................. 2-117 Feed-in and Jogging ........................................................................ 2-117 Feed-out........................................................................................... 2-118 2.10.5 DUPLEX TRAY FEED MECHANISM......................................... 2-119 2.10.6 BASIC DUPLEX FEED OPERATION ........................................ 2-120 Up to A4 / Letter lengthwise ............................................................. 2-120 Longer than A4 / Letter lengthwise................................................... 2-123 2.11 ENERGY SAVER MODES.................................................................. 2-126 2.11.1 OVERVIEW................................................................................ 2-126 2.11.2 ENERGY SAVER MODE ........................................................... 2-127 Entering energy saver mode ............................................................ 2-127 What happens in energy saver mode............................................... 2-127 Return to stand-by mode.................................................................. 2-127 2.11.3 LOW POWER MODE................................................................. 2-128 Entering low power mode................................................................. 2-128 What happens in low power mode ................................................... 2-128 Return to stand-by mode.................................................................. 2-128

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2.11.4 AUTO OFF MODE ..................................................................... 2-129 Off Mode (Sleep Mode).................................................................... 2-129 Weekly Timer Off Mode ................................................................... 2-130 2.11.5 SUMMARY................................................................................. 2-131

INSTALLATION
3. INSTALLATION PROCEDURE ................................................... 3-1
3.1 INSTALLATION REQUIREMENTS .......................................................... 3-1 3.1.1 ENVIRONMENT .............................................................................. 3-1 3.1.2 MACHINE LEVEL ............................................................................ 3-1 3.1.3 MINIMUM SPACE REQUIREMENTS.............................................. 3-2 3.1.4 POWER REQUIREMENTS.............................................................. 3-2 3.2 COPIER (A229) ........................................................................................ 3-3 3.2.1 ACCESSORY CHECK ..................................................................... 3-3 3.2.2 INSTALLATION PROCEDURE........................................................ 3-4 3.3 PAPER SIZE CHANGE .......................................................................... 3-13 3.3.1 550-SHEET PAPER TRAY (TRAY 2) ............................................ 3-13 3.3.2 1,500-SHEET PAPER TRAY (TRAY 3) ......................................... 3-14 3.3.3 TANDEM FEED TRAY PAPER SIZE CHANGE (TRAY 1) ............ 3-16 3.3.4 OPTIONAL LCT ............................................................................. 3-19 3.3.5 CHANGING THE UNIVERSAL TRAY PAPER SIZE...................... 3-20 3.4 LCT (8).................................................................................................... 3-21 3.4.1 ACCESSORY CHECK ................................................................... 3-21 INSTALLATION PROCEDURE.......................................................... 3-22 3.5 3,000-SHEET FINISHER (A697) ............................................................ 3-27 3.5.1 ACCESSORY CHECK ................................................................... 3-27 3.5.2 INSTALLATION PROCEDURE...................................................... 3-28 3.6 PUNCH UNIT INSTALLATION (A812).................................................... 3-31 3.6.1 ACCESSORY CHECK ................................................................... 3-31 3.6.2 PUNCH UNIT INSTALLATION ...................................................... 3-32 3.7 OUTPUT TRAY (A814)........................................................................... 3-35 3.7.1 ACESSORY CHECK ..................................................................... 3-35 3.7.2 OUTPUT TRAY INSTALLATION PROCEDURE ........................... 3-36 3.8 KEY COUNTER INSTALLATION ........................................................... 3-37

SERVICE TABLES
4. SERVICE TABLES ...................................................................... 4-1
4.1 GENERAL CAUTIONS ............................................................................. 4-1 4.1.1 DRUM .............................................................................................. 4-1 4.1.2 DRUM UNIT..................................................................................... 4-1 4.1.3 TRANSFER BELT UNIT .................................................................. 4-2 4.1.4 SCANNER UNIT .............................................................................. 4-2 4.1.5 LASER UNIT.................................................................................... 4-2 4.1.6 CHARGE CORONA......................................................................... 4-3 4.1.7 DEVELOPMENT.............................................................................. 4-3
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4.1.8 CLEANING....................................................................................... 4-4 4.1.9 FUSING UNIT .................................................................................. 4-4 4.1.10 PAPER FEED ................................................................................ 4-4 4.1.11 USED TONER ............................................................................... 4-4 4.2 SERVICE PROGRAM MODE ................................................................... 4-5 4.2.1 SERVICE PROGRAM MODE OPERATION .................................... 4-5 Service Program Access Procedure .................................................... 4-5 Accessing Copy Mode from within an SP Mode................................... 4-7 Selecting the Program Number ............................................................ 4-8 Inputting a Value or Setting for an SP Mode ........................................ 4-9 4.2.2 SERVICE PROGRAM MODE TABLES ......................................... 4-10 4.2.3 TEST PATTERN PRINTING (SP2-902)......................................... 4-51 Test Pattern Table (SP2-902-2: Test Pattern Printing ­ IPU)............. 4-51 Test Pattern Table (SP2-902-3: Test Pattern Printing ­ Printing)....... 4-51 4.2.4 INPUT CHECK............................................................................... 4-52 Main Machine Input Check (SP5-803) ............................................... 4-52 ADF Input Check (SP5-007)............................................................... 4-56 4.2.5 OUTPUT CHECK........................................................................... 4-57 Main Machine Output Check (SP5-804)............................................. 4-57 ADF Output Check (SP5-008)............................................................ 4-58 4.2.6 SYSTEM PARAMETER AND DATA LISTS (SMC LISTS)............. 4-58 4.2.7 MEMORY ALL CLEAR (SP5-801) ................................................. 4-59 4.2.8 SOFTWARE RESET...................................................................... 4-60 4.2.9 SYSTEM SETTING AND COPY SETTING (UP MODE) RESET... 4-60 System Setting Reset......................................................................... 4-60 Copy Features Reset ......................................................................... 4-60 4.3 PROGRAM DOWNLOAD ....................................................................... 4-61 Downloading to the SBICU................................................................. 4-61 Download from SBICU to Flash Memory Card................................... 4-63 4.4 USER PROGRAM MODE....................................................................... 4-64 4.4.1 HOW TO ENTER AND EXIT UP MODE ........................................ 4-64 4.4.2 UP MODE TABLE .......................................................................... 4-64 System Setting Table ......................................................................... 4-64 Copy Features Table.......................................................................... 4-65 4.4.3 IMAGE QUALITY SETTING BY UP MODE ................................... 4-67 Text mode .......................................................................................... 4-67 Text/Photo Mode ................................................................................ 4-69 Photo Mode........................................................................................ 4-70 Pale Mode .......................................................................................... 4-71 Generation Mode ............................................................................... 4-72 4.5 TEST POINTS/DIP SWITCHES/LEDS ................................................... 4-73 4.5.1 DIP SWITCHES ............................................................................. 4-73 4.5.2 TEST POINTS ............................................................................... 4-73 4.5.3 FUSES ........................................................................................... 4-74 4.5.4 VARIABLE RESISTORS................................................................ 4-74 4.5.5 LEDS.............................................................................................. 4-75 4.6 SPECIAL TOOLS AND LUBRICANTS.................................................... 4-75 4.6.1 SPECIAL TOOLS........................................................................... 4-75 4.6.2 LUBRICANTS ................................................................................ 4-75
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4.7 PREVENTIVE MAINTENANCE TABLE.................................................. 4-76

REPLACEMENT AND ADJUSTMENT
5. REPLACEMENT AND ADJUSTMENT........................................ 5-1
5.1 EXTERIOR ............................................................................................... 5-1 5.1.1 FRONT ............................................................................................ 5-1 Front Door............................................................................................ 5-1 5.1.2 RIGHT.............................................................................................. 5-2 Paper Feed Cover................................................................................ 5-2 Upper Right Cover ............................................................................... 5-2 Lower Right Cover ............................................................................... 5-2 5.1.3 LEFT ................................................................................................ 5-3 Upper Left Cover.................................................................................. 5-3 Lower Left Cover.................................................................................. 5-3 5.1.4 REAR............................................................................................... 5-4 Upper Rear Cover ................................................................................ 5-4 Lower Rear Cover ................................................................................ 5-4 5.2 DOCUMENT FEEDER.............................................................................. 5-5 5.2.1 COVER REMOVAL.......................................................................... 5-5 5.2.2 FEED UNIT REMOVAL AND SEPARATION ROLLER REPLACEMENT ........................................................................................ 5-7 5.2.3 FEED BELT REPLACEMENT.......................................................... 5-8 5.2.4 PICK-UP ROLLER REPLACEMENT ............................................... 5-9 5.2.5 SENSOR REPLACEMENT ............................................................ 5-10 Entrance and Registration Sensors.................................................... 5-10 Width Sensor...................................................................................... 5-11 Exit Sensor and Inverter Sensor ........................................................ 5-12 5.2.6 TRANSPORT BELT REPLACEMENT ........................................... 5-13 5.3 SCANNER UNIT..................................................................................... 5-14 5.3.1 EXPOSURE GLASS ...................................................................... 5-14 5.3.2 OPERATION PANEL ..................................................................... 5-15 5.3.3 LENS BLOCK ................................................................................ 5-16 5.3.4 ORIGINAL SIZE SENSORS .......................................................... 5-17 5.3.5 EXPOSURE LAMP ........................................................................ 5-18 5.3.6 SCANNER H.P SENSOR .............................................................. 5-19 5.3.7 SCANNER MOTOR/SCANNER MOTOR DRIVE BOARD............. 5-20 Scanner Motor.................................................................................... 5-20 Scanner Motor Drive Board................................................................ 5-20 5.3.8 SCANNER WIRES......................................................................... 5-21 Rear Scanner Drive Wire ................................................................... 5-24 Front Scanner Drive Wire................................................................... 5-25 Reinstallation...................................................................................... 5-26 5.3.9 OPTICS DUST FILTER ................................................................. 5-28 5.4 LASER UNIT........................................................................................... 5-29 5.4.1 CAUTION DECAL LOCATIONS .................................................... 5-29

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5.4.1 CAUTION DECAL LOCATIONS .................................................... 5-29 5.4.2 LD UNIT REPLACEMENT ............................................................. 5-30 5.4.3 LASER BEAM PITCH ADJUSTMENT ........................................... 5-31 5.4.4 POLYGON MIRROR MOTOR REPLACEMENT............................ 5-33 5.4.5 LASER SYNCHRONIZATION DETECTOR REPLACEMENT ....... 5-34 5.5 DRUM UNIT............................................................................................ 5-35 5.5.1 DRUM UNIT REMOVAL AND DRUM REPLACEMENT ................ 5-35 5.5.2 QUENCHING LAMP REPLACEMENT........................................... 5-36 5.5.3 GRID PLATE/CHARGE CORONA WIRE/WIRE CLEANER REPLACEMENT ............................................................................ 5-37 5.5.4 DRUM ENTRANCE SEAL AND DRUM POTENTIAL SENSOR REPLACEMENT ............................................................................ 5-39 5.5.5 CLEANING BLADE REPLACEMENT ............................................ 5-40 5.5.6 CLEANING BRUSH REPLACEMENT ........................................... 5-41 5.5.7 PICK-OFF PAWL REPLACEMENT ............................................... 5-42 5.5.8 OZONE FILTER REPLACEMENT ................................................. 5-43 5.5.9 DRUM MOTOR REPLACEMENT .................................................. 5-44 5.5.10 TONER OUTPUT AND RECYCLING PUMP UNIT REPLACEMENT .......................................................................... 5-45 5.5.11 AIR PUMP AND TONER COLLECTION MOTOR REPLACEMENT .......................................................................... 5-46 5.6 DEVELOPMENT AND TONER SUPPLY................................................ 5-47 5.6.1 DEVELOPMENT UNIT REMOVAL ................................................ 5-47 5.6.2 DEVELOPMENT AND AIR DUST FILTER REPLACEMENT......... 5-49 5.6.3 DEVELOPER REPLACEMENT ..................................................... 5-50 5.6.4 DEVELOPMENT ENTRANCE, FRONT, AND REAR SIDE SEALS .............................................................. 5-52 5.6.5 TONER DENSITY SENSOR REPLACEMENT .............................. 5-53 5.6.6 TONER END SENSOR REPLACEMENT ...................................... 5-54 6.6.7 DEVELOPMENT MOTOR REPLACEMENT .................................. 5-54 5.7 TRANSFER BELT UNIT ......................................................................... 5-55 5.7.1 TRANSFER BELT UNIT REMOVAL/INSTALLATION.................... 5-55 Removal ............................................................................................. 5-55 Installation .......................................................................................... 5-55 5.7.2 TRANSFER BELT REPLACEMENT .............................................. 5-57 5.7.3 BIAS ROLLER CLEANING BLADE REPLACEMENT.................... 5-59 5.8 PAPER FEED ......................................................................................... 5-60 5.8.1 PAPER TRAY UNIT REMOVAL..................................................... 5-60 5.8.2 PAPER TRAY REMOVAL .............................................................. 5-61 Tandem Tray Removal....................................................................... 5-61 Universal Tray/Built-in LCT Removal ................................................. 5-62 5.8.3 PAPER FEED ROLLER REPLACEMENT ..................................... 5-63 5.8.4 TANDEM REAR FENCE DRIVE BELT REMOVAL........................ 5-64 5.8.5 TANDEM SIDE FENCE MOTOR REMOVAL................................. 5-66 5.8.6 3RD TRAY PAPER SENSOR REMOVAL...................................... 5-67 5.8.7 3RD TRAY LIFT WIRE REMOVAL ................................................ 5-68 5.8.8 PAPER FEED CLUTCH/RELAY CLUTCH REMOVAL .................. 5-70 5.8.9 BY-PASS FEED TABLE REMOVAL .............................................. 5-73 5.8.10 BY-PASS FEED ROLLER REPLACEMENT ................................ 5-74
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5.8.11 BY-PASS PAPER SIZE BOARD REPLACEMENT ...................... 5-75 5.8.12 BY-PASS FEED MOTOR/CLUTCH REMOVAL........................... 5-77 5.8.13 REGISTRATION MOTOR REMOVAL ......................................... 5-78 5.8.14 PAPER DUST REMOVER REMOVAL......................................... 5-79 5.8.15 REGISTRATION SENSOR REMOVAL........................................ 5-80 5.8.16 COPIER FEED UNIT REMOVAL ................................................. 5-81 5.9 FUSING UNIT ......................................................................................... 5-83 5.9.1 FUSING UNIT REMOVAL.............................................................. 5-83 5.9.2 FUSING THERMISTOR AND FUSING THERMOFUSE REPLACEMENT ............................................................................. 5-84 Fusing Thermistor Replacement ........................................................ 5-84 Fusing Thermofuse Replacement ...................................................... 5-84 5.9.3 FUSING LAMP REPLACEMENT ................................................... 5-85 5.9.4 HOT ROLLER REPLACEMENT .................................................... 5-87 5.9.5 PRESSURE ROLLER AND BEARING REPLACEMENT............... 5-89 5.9.6 HOT ROLLER STRIPPER PAWL REPLACEMENT ...................... 5-90 5.9.7 FUSING PRESSURE ADJUSTMENT............................................ 5-91 5.9.8 OIL SUPPLY/CLEANING ROLLER REPLACEMENT.................... 5-92 5.9.9 PRESSURE ROLLER CLEANING ROLLER REPLACEMENT...... 5-93 5.10 PAPER EXIT/DUPLEX UNIT ................................................................ 5-94 5.10.1 EXIT SENSOR/FUSING EXIT SENSOR ..................................... 5-94 5.10.2 JOGGER MOTOR........................................................................ 5-95 5.10.3 DUPLEX ENTRANCE SENSOR .................................................. 5-95 5.10.4 DUPLEX TRANSPORT/DUPLEX FEED CLUTCHES.................. 5-96 5.10.5 DUPLEX TRANSPORT SENSOR 1............................................. 5-96 5.10.6 DUPLEX TRANSPORT SENSORS 2 & 3 .................................... 5-97 5.10.7 JOGGER HP SENSOR................................................................ 5-98 5.11 BOARDS AND OTHER ITEMS............................................................. 5-99 5.11.1 SBICU BOARD ............................................................................ 5-99 5.11.2 HARD DISK DRIVE.................................................................... 5-100 5.11.3 I/O BOARD ................................................................................ 5-101 5.11.4 PSU............................................................................................ 5-102 5.11.5 PAPER FEED CONTROL BOARD (PFC).................................. 5-102 5.12 COPY IMAGE ADJUSTMENTS: PRINTING/SCANNING ................... 5-103 5.12.1 PRINTING.................................................................................. 5-103 Registration - Leading Edge............................................................. 5-103 Registration ­ Side-to-Side .............................................................. 5-103 Blank Margin .................................................................................... 5-105 5.12.2 PARALLELOGRAM IMAGE ADJUSTMENT .............................. 5-106 5.12.3 SCANNING ................................................................................ 5-108 Registration: Platen Mode ................................................................ 5-108 Magnification .................................................................................... 5-108 5.12.4 ADF IMAGE ADJUSTMENT ...................................................... 5-109 Registration ...................................................................................... 5-109 5.13 TOUCH SCREEN CALIBRATION ...................................................... 5-110

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TROUBLESHOOTING
6. TROUBLESHOOTING ...................................................................6-1
6.1 SERVICE CALL CONDITIONS................................................................. 6-1 6.1.1 SUMMARY....................................................................................... 6-1 6.1.2 SC CODE DESCRIPTIONS............................................................. 6-2 6.2 ELECTRICAL COMPONENT DEFECTS ................................................ 6-29 6.2.1 SENSORS ..................................................................................... 6-29 6.2.2 SWITCHES .................................................................................... 6-33 6.3 BLOWN FUSE CONDITIONS................................................................. 6-34

FINISHER A697
1. OVERALL MACHINE INFORMATION ..........................................7-1
1.1 1.2 1.3 1.4 1.5 SPECIFICATIONS .................................................................................... 7-1 MECHANICAL COMPONENT LAYOUT ................................................... 7-3 ELECTRICAL COMPONENT LAYOUT .................................................... 7-4 ELECTRICAL COMPONENT DESCRIPTION .......................................... 7-5 DRIVE LAYOUT........................................................................................ 7-7

2. DETAILED DESCRIPTIONS..........................................................7-8
2.1 TRAY AND STAPLER JUNCTION GATE MECHANISM.......................... 7-8 Upper tray mode................................................................................... 7-8 Sort/stack mode ................................................................................... 7-8 Staple mode ......................................................................................... 7-8 2.2 JOGGER UNIT PAPER POSITIONING MECHANISM ............................. 7-9 Vertical Paper Alignment...................................................................... 7-9 Horizontal Paper Alignment.................................................................. 7-9 2.3 STAPLER UNIT MOVEMENT MECHANISM.......................................... 7-10 Side-to-side: ....................................................................................... 7-10 Rotation:............................................................................................. 7-10 2.4 STAPLER................................................................................................ 7-11 2.5 FEED-OUT MECHANISM....................................................................... 7-12 2.6 SHIFT TRAY UP/DOWN MECHANISM .................................................. 7-13 2.7 SHIFT TRAY SIDE-TO-SIDE MECHANISM ........................................... 7-14 2.8 PUNCH UNIT DRIVE MECHANISM ....................................................... 7-15 2.9 PUNCH WASTE COLLECTION MECHNISM ......................................... 7-16 2.10 JAM CONDITIONS ............................................................................... 7-17 2.11 TIMING CHARTS.................................................................................. 7-18 2.11.1 A4 SIDEWAYS (2 SHEETS): NORMAL AND PUNCH MODE...................................................................... 7-18 2.11.2 A4 SIDEWAYS (2 SHEETS): SORT/STACK AND PUNCH MODE ......................................................................................... 7-19 2.11.3 A4 SIDEWAYS (2 SHEETS): STAPLE AND PUNCH MODE ........................................................................................................ 7-20
A229 x SM

3. SERVICE TABLES.......................................................................7-21
3.1 3.2 3.3 3.4 3.5 DIP SWITCHES ...................................................................................... 7-21 TEST POINTS ........................................................................................ 7-21 LED......................................................................................................... 7-21 VARIABLE RESISTORS......................................................................... 7-21 FUSES.................................................................................................... 7-21

4. REPLACEMENT AND ADJUSTMENT........................................7-22
4.1 COVER REPLACEMENT ....................................................................... 7-22 Rear Cover......................................................................................... 7-22 Upper Left Cover................................................................................ 7-22 Upper Cover....................................................................................... 7-22 Front Door .......................................................................................... 7-22 Left Front Cover ................................................................................. 7-22 Shift Tray............................................................................................ 7-23 Lower Left Cover................................................................................ 7-23 Right Cover ........................................................................................ 7-23 Front Shift Tray Cover ........................................................................ 7-23 Rear Shift Tray Cover......................................................................... 7-23 4.2 POSITIONING ROLLER REPLACEMENT ............................................. 7-24 4.3 ALIGNMENT BRUSH ROLLER REPLACEMENT .................................. 7-25 4.4 SENSOR REPLACEMNT ....................................................................... 7-26 4.4.1 STACK HEIGHT SENSOR 1 AND 2 .............................................. 7-26 4.4.2 UPPER TRAY PAPER LIMIT AND EXIT SENSOR ....................... 7-27 Upper Tray Paper Limit Sensor.......................................................... 7-27 Upper Tray Exit Sensor ...................................................................... 7-27 4.4.3 SHIFT TRAY EXIT SENSOR ......................................................... 7-28 4.4.4 ENTRANCE AND STAPLER TRAY ENTRANCE SENSOR .......... 7-29 Entrance Sensor ................................................................................ 7-29 Stapler Tray Entrance Sensor ............................................................ 7-29 4.4.5 STAPLER ROTATION HP SENSOR ............................................. 7-30 4.5 STAPLER REMOVAL ............................................................................. 7-31 4.6 PUNCH POSITION ADJUSTMENT ........................................................ 7-32 Right to left ......................................................................................... 7-32 Front to rear ....................................................................................... 7-32 4.7 STACK FEED-OUT MOTOR SPEED ADJUSTMENT ............................ 7-33

LARGE CAPACITY TRAY A698
1. OVERALL MACHINE INFORMATION ..........................................8-1
1.1 1.2 1.3 1.4 1.5 SPECIFICATIONS .................................................................................... 8-1 MECHANICAL COMPONENT LAYOUT ................................................... 8-2 ELECTRICAL COMPONENT LAYOUT .................................................... 8-3 ELECTRICAL COMPONENT DESCRIPTIONS........................................ 8-4 DRIVE LAYOUT........................................................................................ 8-5

2. DETAILED DESCRIPTIONS..........................................................8-6
SM xi A229

Rev. 2/15/99

2.1 PAPER FEED MECHANISM .................................................................... 8-6 2.2 TRAY LIFT MECHANISM ......................................................................... 8-7 Tray lifting conditions ........................................................................... 8-7 Tray lowering conditions ...................................................................... 8-7 2.3 PAPER STACK HEIGHT DETECTION..................................................... 8-9

3. SERVICE TABLES .................................................................... 8-10
3.1 TEST POINTS ........................................................................................ 8-10

4. REPLACEMENT AND ADJUSTMENT...................................... 8-11
4.1 COVER REMOVAL ................................................................................ 8-11 Tray Cover ......................................................................................... 8-11 Right Cover ....................................................................................... 8-11 Front Cover ........................................................................................ 8-11 Upper Rear Cover .............................................................................. 8-11 Lower Rear Cover .............................................................................. 8-12 Feed Unit Cover ................................................................................. 8-12 4.2 ROLLER REPLACEMENT...................................................................... 8-13 4.2.1 PAPER FEED, SEPARATION, AND PICK-UP ROLLERS ............ 8-13 Pick-up Roller..................................................................................... 8-13 Paper Feed Roller .............................................................................. 8-13 Separation Roller ............................................................................... 8-13 4.3 PAPER END SENSOR REPLACEMENT ............................................... 8-14 4.4 PAPER FEED SENSOR REPLACEMENT ............................................. 8-15 4.5 PAPER POSITION SENSOR REPLACEMENT...................................... 8-16 4.6 PICK-UP SOLENOID REPLACEMENT .................................................. 8-17 4.7 LIFT MOTOR REPLACEMENT .............................................................. 8-18 4.8 SIDE FENCE POSITION CHANGE ........................................................ 8-19

COPIER CONNECTOR KIT A808
1. OVERVIEW ................................................................................. 9-1
1.1 FUNCTION LIST....................................................................................... 9-2 1.2 SPECIFICATIONS .................................................................................... 9-5

2. DETAILED DESCRIPTIONS ....................................................... 9-6
2.1 BASIC OPERATION................................................................................. 9-6 2.1.1 NO SORT AND NO STAPLE MODE ............................................... 9-6 2.1.2 SORT, STAPLE MODE ................................................................... 9-7 2.1.3 OPERATION AT IRREGULAR CONDITIONS ................................. 9-8

3. INSTALLATION PROCEDURE ................................................... 9-9 4. SERVICE TABLES .................................................................... 9-12
4.1 GENERAL CAUTIONS ........................................................................... 9-12 4.2 SERVICE PROGRAM MODE................................................................. 9-12 4.3 USER PROGRAM MODE....................................................................... 9-13
A229 SM

xii

Rev. 4/5/99

4.3.1 UNIQUE UP ................................................................................... 9-13 4.3.2 UP MODE TABLE.......................................................................... 9-13 System Setting Table ......................................................................... 9-13 Copy Features Table.......................................................................... 9-15

5. TROUBLESHOOTING............................................................... 9-17 NINE-TRAY MAILBOX AND BRIDGE UNIT G909/G912 1. OVERALL MACHINE INFORMATION ...................................... 10-1
1.1 SPECIFICATIONS .................................................................................. 10-1 1.2 COMPONENT LAYOUT ......................................................................... 10-2 1.2.1 MECHANICAL COMPONENT LAYOUT ........................................ 10-2 1.2.2 DRIVE LAYOUT............................................................................. 10-3 1.3 ELECTRICAL COMPONENT DESCRIPTIONS...................................... 10-4

2. DETAILED DESCRIPTIONS ..................................................... 10-6
2.1 BASIC OPERATION............................................................................... 10-6 Proof Tray .......................................................................................... 10-6 Bridge Unit ......................................................................................... 10-6 Trays .................................................................................................. 10-6 2.2 PROOF TRAY SENSORS ...................................................................... 10-7 2.2.1 PAPER SENSOR........................................................................... 10-7 2.2.2 PAPER OVERFLOW SENSOR ..................................................... 10-7 2.3 TRAY SENSORS.................................................................................... 10-8 2.3.1 PAPER SENSOR........................................................................... 10-8 2.3.2 PAPER OVERFLOW SENSOR ..................................................... 10-8 2.3.3 TRAY EXIT SENSOR .................................................................... 10-8 2.4 TIMING CHART AND MISFEED DETECTION....................................... 10-9

3. INSTALLATION PROCEDURE ............................................... 10-11
3.1 MAILBOX (G909).................................................................................. 10-11 3.1.1 ACCESSORY CHECK ................................................................. 10-11 3.1.2 REQUIREMENT OPTIONS FOR MAIN MACHINE ..................... 10-11 3.1.3 INSTALLATION PROCEDURE.................................................... 10-12 1.2 BRIDGE UNIT FOR MAILBOX (G912) ................................................. 10-15 1.2.1 ACCESSORY CHECK ................................................................. 10-15 1.2.2 INSTALLATION PROCEDURE.................................................... 10-16

4. REPLACEMENT AND ADJUSTMENT.................................... 10-21
4.1 PROOF TRAY UNIT ............................................................................. 10-21 4.1.1 PROOF TRAY SENSOR AND PAPER OVERFLOW SENSORS............................................................... 10-21 4.1.2 PROOF TRANSPORT UNIT........................................................ 10-21 4.2 TRAY UNIT........................................................................................... 10-22 4.2.1 TRAYS ......................................................................................... 10-22 4.2.2 PAPER SENSOR, PAPER OVERFLOW SENSOR, AND TRAY EXIT SENSOR.......................................................... 10-23
SM xiii A229

Rev. 4/5/99

Paper Overflow Sensor .................................................................... 10-23 Paper Sensor ................................................................................... 10-23 Tray Exit Sensor (above the 1st tray, and in the 3rd, 6th, and 9th trays) ................................................................................... 10-23 4.2.3 MAIN CONTROL BOARD............................................................ 10-24 4.2.4 TRAY EXIT SENSOR ADJUSTMENT ......................................... 10-25

5. SERVICE TABLES .................................................................. 10-27
5.1 DIP SWITCHES/VRIABLE RESISTORS/LEDS.................................... 10-27 5.1.1 DIP SWITCHES ........................................................................... 10-27 5.1.2 VARIABLE RESISTORS.............................................................. 10-28 5.1.3 LEDS ........................................................................................... 10-28

A229

xiv

SM

PREVENTION OF PHYSICAL INJURY

IMPORTANT SAFETY NOTICES

1. Before disassembling or assembling parts of the copier and peripherals, make sure that the copier power cord is unplugged. 2. The wall outlet should be near the copier and easily accessible. 3. Note that some components of the copier and the paper tray unit are supplied with electrical voltage even when the main power switch is turned off. 4. If any adjustment or operation check has to be made with exterior covers off or open while the main switch is turned on, keep hands away from electrified or mechanically driven components. 5. If the Start key is pressed before the copier completes the warm-up period (the Start key starts blinking red and green alternatively), keep hands away from the mechanical and the electrical components since the copier starts making copies as soon as the warm-up period is completed. 6. The inside and the metal parts of the fusing unit become extremely hot while the copier is operating. Be careful to avoid touching those components with your bare hands. HEALTH SAFETY CONDITIONS 1. Never operate the copier without the ozone filters installed. 2. Always replace the ozone filters with the specified ones at the specified intervals. 3. Toner and developer are non-toxic, but if you get either of them in your eyes by accident, it may cause temporary eye discomfort. Try to remove with eye drops or flush with water as first aid. If unsuccessful, get medical attention. OBSERVANCE OF ELECTRICAL SAFETY STANDARDS 1. The copier and its peripherals must be installed and maintained by a customer service representative who has completed the training course on those models. 2. The NVRAM on the system control board has a lithium battery which can explode if replaced incorrectly. Replace the NVRAM only with an identical one. The manufacturer recommends replacing the entire NVRAM. Do not recharge or burn this battery. Used NVRAM must be handled in accordance with local regulations.

SM

1

A229

1. SAFETY AND ECOLOGICAL NOTES FOR DISPOSAL Do not incinerate toner bottles or used toner. Toner dust may ignite suddenly when exposed to an open flame. 2. Dispose of used toner, developer, and organic photoconductors in accordance with local regulations. (These are non-toxic supplies.) 3. Dispose of replaced parts in accordance with local regulations. 4. When keeping used lithium batteries in order to dispose of them later, do not put more than 100 batteries per sealed box. Storing larger numbers or not sealing them apart may lead to chemical reactions and heat build-up.

LASER SAFETY
The Center for Devices and Radiological Health (CDRH) prohibits the repair of laser-based optical units in the field. The optical housing unit can only be repaired in a factory or at a location with the requisite equipment. The laser subsystem is replaceable in the field by a qualified Customer Engineer. The laser chassis is not repairable in the field. Customer engineers are therefore directed to return all chassis and laser subsystems to the factory or service depot when replacement of the optical subsystem is required.



WARNING Use of controls, or adjustment, or performance of procedures other than those specified in this manual may result in hazardous radiation exposure.

WARNING WARNING: Turn off the main switch before attempting any of the procedures in the Laser Unit section. Laser beams can seriously damage your eyes. CAUTION MARKING:

A229

2

SM

Rev. 4/5/99

OVERALL MACHINE INFORMATION COPIER CONNECTOR KIT A808

NINE-TRAY MAILBOX AND BRIDGE UNIT G909/G912

TAB POSITION 8

LARGE CAPACITY TRAY A698

TAB POSITION 7

FINISHER A697

TAB POSITION 6

TROUBLESHOOTING

TAB POSITION 5

REPLACEMENT AND ADJUSTMENT

TAB POSITION 4

SERVICE TABLES

TAB POSITION 3

INSTALLATION

TAB POSITION 2

DETAILED DESCRIPTIONS

TAB POSITION 1

OVERALL INFORMATION

Rev. 01/99 Overall Information

1. OVERALL MACHINE INFORMATION
1.1 SPECIFICATIONS
1.1.1 COPIER ENGINE
Configuration: Copy Process: Originals: Original Size: Original Alignment: Console Dry electrostatic transfer system Sheet/Book Maximum A3/11" x 17" Minimum B6, 5½"x 8 ½" (using ADF) Rear left corner Maximum A3/11" x 17" (1st/2nd Tray, By-pass) B4/8 ½" x 14" (3rd Tray) Minimum B5/8 ½" x 11" lengthwise (1st Paper Tray) A5/51/2" x 81/2" (2nd Tray) B5/8 ½" x 11" (3rd Paper Tray) A6/51/2" x 81/2" lengthwise (By-pass) Tandem Paper Tray (1st Tray) A4/B5/8 ½" x 11" sideways only Duplex Copying: Copy Paper Weight: Maximum A3/11" x 17" Minimum A5/51/2" x 81/2" lengthwise Paper tray: 52.3 ~ 127.9 g/m2, 14 ~ 34 lb Bypass feed table: 52.3 ~ 163 g/m2, 14 ~ 43 lb Duplex copying: 64 ~ 104.7 g/m2, 17 ~ 28 lb 6 reduction and 5 enlargement
Enlargement Metric Version 400% 200% 141% 122% 115% 100% 93% 82% 75% 71% 65% 50% Inch Version 400% 200% 155% 129% 121% 100% 93% 85% 78% 73% 65% 50%

Copy Paper Size:

Reproduction Ratios:

Full Size Reduction

SM

1-1

A229

SPECIFICATIONS

Rev. 01/99



Zoom: Copy Speed: A229 (65 CPM) A229 (55 CPM) Resolution:

32 ~ 400% Max. 65 cpm (A4 / 8 ½" x 11" sideways) Max. 55 cpm (A4 / 8 ½" x 11" sideways) Scanning: 400 dpi Printing: 400 dpi 600 dpi (Printer Mode Only) 256 levels Less than 330 s (from Off-mode) Less than 30 s (from Low Power Mode) Less than 3.7 s (Face up mode) Less than 5.5 s (Face down mode) Ten-key pad, 1 to 999 Tray 1: 1000 sheets(when used as a tandem tray) Tray 2: 550 sheets Tray 3 (LCT): 1500 sheets By-pass Tray: 50 sheets A4/8 ½" x 11" : 500 sheets (100 µm thickness paper) A3/11" x 17" : 250 sheets RAM: 12MB HDD: 1.7GB Cartridge exchange (1220g/ cartridge) 42k copies (A4 sideways, 6% full black, 1 to 3 copying, including toner recycling ratio 20%) North America: 120V, 60Hz, 20A Europe/Asia: 220 ~ 240 V, 50Hz/60Hz, 10A

Gradation: Warm-up Time: First Copy Time: (1st Tray) Copy Number Input: Copy Paper Capacity:

Copy Tray Capacity: (Output Tray) Memory Capacity: Toner Replenishment: Toner Yield:

Power Source:

A229

1-2

SM

Warm-up Stand-by Copying Maximum Energy Saver Low Power Off Mode

Copier only About 1.290 kW About 0.235 kW About 1.560 kW Less than 1.75 kW About 0.210 kW About 0.205 kW About 0.017 kW

Full system* About 1.310 kW About 0.255 kW About 1.650 kW Less than 1.75 kW About 0.230 kW About 0.225 kW About 0.017 kW

A229 copier (220 to 240 V Model)
Warm-up Stand-by Copying Maximum Energy Saver Low Power Off Model Copier only About 1.250 kW About 0.245 kW About 1.500 kW Less than 1.75 kW About 0.220 kW About 0.215 kW About 0.017 kW Full system* About 1.270 kW About 0.260 kW About 1.600 kW Less than 1.75 kW About 0.235 kW About 0.230 kW About 0.017 kW

*Full System: Mainframe with LCT and Finisher Noise Emission: Sound Power Level:
These measurements were made in accordance with ISO 7779 at the operator position.

Copier only Stand-by Copying (ADF 1 to 1) Copying (From Memory) Less than 50 dB(A) Less than 72 dB(A) Less than 71 dB(A)

Full system Less than 50 dB(A) Less than 72 dB(A) Less than 71 dB(A)

Sound Pressure Level:

These measurements were made in accordance with ISO 7779.

Copier only Stand-by Copying (ADF 1 to 1) Copying (From Memory) Less than 40 dB(A) Less than 60 dB(A) Less than 59 dB(A)

Full system Less than 40 dB(A) Less than 61 dB(A) Less than 59 dB(A)

SM

1-3

A229

Overall Information

Power Consumption:

A229 copier (120 V Model)

SPECIFICATIONS

Dimensions: (W x D x H) Weight:

690 x 750 x 1138 mm (27.2" x 29.5" x 44.8") (without ADF right exit tray, and options) 188 kg (without options)

Optional Equipment:

· · · ·

Output tray (A814-01) Finisher (A697) Large capacity tray (A698) Punch unit (A812)

1.1.2 ADF
Original Size: Normal Original Mode: A3 to B6, DLT to HLT Thin Original Mode: A3 to B6 sideways, DLT to HLT Duplex Original Mode: A3 to B5, DLT to HLT Normal Original Mode: 52 ~ 128 g/m2, 14 ~ 34 lb Thin Original Mode: 40 ~ 128 g/m2, 11 ~ 34 lb Duplex Original Mode: 52 ~ 105 g/m2, 14 ~ 28 lb 100 sheets (80 g/m2, 20 lb) Rear left corner FRR One flat belt From the top original DC 24V from the copier 70 W 680 x 529.5 x 150 mm

Original Weight:

Table Capacity: Original Standard Position: Separation: Original Transport: Original Feed Order: Power Source: Power Consumption: Dimensions (W x D x H):

A229

1-4

SM

2 4 3

1
A229V501.WMF

Item Mainframe Output Tray Finisher Large Capacity Tray Punch Unit (Option for Finisher)

Machine Code A229 A814 - 01 A697 A698 A812-17 (3 holes) A812-27 (2 holes)

No. 3 2 1 4

SM

1-5

A229

Overall Information

1.2 MACHINE CONFIGURATION

MECHANICAL COMPONENT LAYOUT

1.3 MECHANICAL COMPONENT LAYOUT
1.3.1 COPIER ENGINE

4

5

6

7

8

9 10 11 12 13 14 15 16

3 2 1 45 44 43 42 41 40 39 38 37 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

33
A229V507.WMF

36

35

34

A229

1-6

SM

1. 3rd Mirror 2. 2nd Mirror 3. 1st Mirror 4. Exposure Lamps 5. LD Unit 6. Cylindrical Lens 7. Polygonal Mirror 8. Cleaning Brush 9. Quenching Lamp 10. Barrel Toroidal Lends (BTL) 11. F-theta Mirror 12. SBU 13. Charge Corona Unit 14. Shield Glass 15. Laser Synchronization Detector 16. Optics Cooling Fan Motor 17. Drum Cleaning Blade 18. Drum Potential Sensor 19. Drum 20. Pick-off Pawl 21. Development Unit 22. TD Sensor 23. Pick-up Roller 24. Feed Roller (By-pass Tray) 25. Separation Roller (By-pass Tray) 26. Registration Rollers (By-pass Tray) 27. Transfer Belt Unit 28. Relay Roller 29. Vertical Transport Rollers 30. Feed Roller

31. Separation Roller 32. Tray 1 (Tandem Tray) 33. Tray 2 (550-sheet Tray) 34. Tray 3 (1500-sheet lage capacity tray) 35. Pick-up Roller 36. Duplex Feed Roller 37. Duplex Transport Rollers 38. Reverse Trigger Roller 39. Inverter Unit Paper Exit Roller 40. Inverter Feed Roller 41. Pressure Roller 42. Transport Rollers 43. Paper Exit Rollers 44. Curl Correction Roller 45. Hot Roller

SM

1-7

A229

Overall Information

MECHANICAL COMPONENT LAYOUT

1.3.2 ADF

1 21 20 19 18

2

3

4

5

6

7

8 9 10 11

17

A229V506.WMF

16

15

14

13

12

1. Separation Roller 2. Feed Belt 3. Pick-up Roller 4. Bottom Plate 5. Original Tray 6. Upper Tray Exit Roller 7. Inverter Gate 8. Inverter Guide Roller 9. Inverter Sensor 10. Right Tray Exit Roller 11. Right Exit Tray

12. Exit Gate 13. I