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EPSON COLOR INKJET PRINTER
Stylus 1500
SERVICE MANUAL
EPSON 4005452
REVISION SHEET
Revision Issue Data Revision Page
Rev.A October 30,1995 1st issue
-v-
PREFACE
This manual describes functions, theory of electrical and mechanical operations, maintenance, and repair of Stylus
1500.
The instructions and procedures included herein are intended for the experience repair technician, and attention
should be given to the precautions on the preceding page. The chapters are organized as follows:
CHAPTER 1. GENERAL DESCRIPTION
Provides a general product overview, lists specifications, and illustrates the main components of the printer.
CHAPTER 2. OPERATING PRINCIPLES
Describes the theory of printer operation.
CHAPTER 3. DISASSEMBLY AND ASSEMBLY
Includes a step-by-step guide for product disassembly and assembly.
CHAPTER 4. ADJUSTMENTS
Includes a step-by-step guide for adjustment.
CHAPTER 5. TROUBLESHOOTING
Provides Epson-approved techniques for adjustment.
CHAPTER 6. MAINTENANCE
Describes preventive maintenance techniques and lists lubricants and adhesives required to service the equipment.
APPENDIX
Describes connector pin assignments, circuit diagrams, circuit board component layout and exploded diagram.
The contents of this manual are subject to change without notice.
-iv-
TABLE OF CONTENTS
CHAPTER 1. GENERAL DESCRIPTION
CHAPTER 2. OPERATING PRINCIPLES
CHAPTER 3. DISASSEMBLY AND ASSEMBLY
CHAPTER 4. ADJUSTMENTS
CHAPTER 5. TROUBLESHOOTING
CHAPTER 6. MAINTENANCE
APPENDIX
-vi-
Chapter 1 Product Description
Table of Contents
1.1 FEATURES 1-1
1.2 SPECIFICATIONS 1-3
1.2.1 Printing Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
1.2.2 Paper Feeding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
1.2.3 Input Data Buffer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
1.2.4 Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
1.2.5 Environmental Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
1.2.6 Reliability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
1.2.7 Safety Approvals. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
1.2.8 CE Marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
1.2.9 Acoustic Noise . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
1.3 INTERFACES 1-8
1.3.1 Hardware Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
1.3.1.1 Parallel Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
1.3.1.2 Optional Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-11
1.3.2 Printer Language and Control Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-12
1.4 OPERATIONS 1-13
1.4.1 Control Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13
1.4.1.1 Buttons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13
1.4.1.2 Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-14
1.4.2 Panel Functions at Power On . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-15
1.4.3 Printer Conditions and Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-16
1.4.4 Default Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-17
1.4.4.1 Setting Method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-17
1.4.4.2 Setting Menus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-18
1.4.5 Printer Adjustment Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-20
1.4.6 Printer Initialization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-22
1.4.7 Monochrome Printing Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-22
1.5 PAPER SPECIFICATIONS 1-23
1.5.1 Paper Type Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-23
1.5.2 Printable Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-26
1.5.3 Adjust Lever Position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-29
1.6 INK CARTRIDGE SPECIFICATIONS 1-30
1.7 PHYSICAL SPECIFICATIONS 1-31
1.8 MAIN COMPONENTS 1-32
1.8.1 Main Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-32
1.8.2 Power Supply Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-32
List of Figures
Figure 1-1. Stylus 1500 Exterior View. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Figure 1-2. Nozzle Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
Figure 1-3. Environmental Conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
Figure 1-4. Data Transmission Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
Figure 1-5. Control Panel Appearance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13
Figure 1-6. Default Setting Flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-17
Figure 1-7. Sample Adjustment Pattern . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-20
Figure 1-8. Printable Area for Cut Sheets. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-26
Figure 1-9. Printable Area for Envelopes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-27
Figure 1-10. Printable Area for Continuous Paper . . . . . . . . . . . . . . . . . . . . . . 1-28
Figure 1-11. Adjust Lever Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-29
Figure 1-12. C172 MAIN Board Component Layout . . . . . . . . . . . . . . . . . . . . . 1-32
Figure 1-13. C172 PSB/PSE Board Component Layout. . . . . . . . . . . . . . . . . . 1-32
List of Tables
Table 1-1. Options and Consumables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Table 1-2. Print Speeds and Printable Columns . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
Table 1-3. Character Tables and Fonts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
Table 1-4. Connector Pin Assignments and Signals (Forward Channel) . . . . . . 1-9
Table 1-5. Connector Pin Assignments and Signals (Reverse Channel) . . . . . 1-11
Table 1-6. Panel Functions at Power On . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-15
Table 1-7. Indicator Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-16
Table 1-8. Default Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-18
Table 1-9. Print Direction Mode Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 1-19
Table 1-10. Printing Direction and ESC U Command . . . . . . . . . . . . . . . . . . . . 1-19
Table 1-11. Cut Sheet Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-23
Table 1-12. Transparency Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-23
Table 1-13. Envelope Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-23
Table 1-14. Index Card Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-24
Table 1-15. Label (Cut Sheet) Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . 1-24
Table 1-16. Continuous Paper Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . 1-24
Table 1-17. Label (Continuous Paper) Specifications . . . . . . . . . . . . . . . . . . . . 1-24
Table 1-18. Banner Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-25
Table 1-19. Minimum Margins for Different Cut Sheet Sizes . . . . . . . . . . . . . . 1-26
Table 1-20. Minimum Margins for Envelopes . . . . . . . . . . . . . . . . . . . . . . . . . . 1-27
Table 1-21. Adjust Lever Position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-29
Stylus 1500 Service Manual General Description
1.1 FEATURES
The Stylus 1500 is a business-use, high-speed, and high-quality color ink jet printer. The main features of this
printer are:
o High print quality for color graphics
720 dpi printing
High Speed semi 720 dpi printing
o Large capacity black ink cartridge
3 million characters (LQ mode)
o High-speed printing
LQ printing at 200 cps
Draft printing at 400 cps
o Built-in auto sheet feeder and push tractor
This holds:
Envelope to A2 size portrait
100 cut sheets, using 14 lb (55 g/m2) paper
10 envelopes
50 transparency sheets
70 sheets of special paper
o Two built-in interfaces
Bidirectional parallel I/F (IEEE-P1284 compatible)
Type-B I/F
o Easy setup
Multilingual messages (five languages), selected using the control panel
No DIP switches
o Four scalable fonts, five LQ fonts, and one draft font installed
Scalable fonts: Roman T, Sans Serif H, Roman, Sans Serif
LQ bitmap fonts: Roman, Sans Serif, Courier, Prestige, Script
o Useful character tables
Standard: Italic, PC437, PC850, PC860, PC861, PC863, PC865, BRASCII,
Abicomp, Roman 8, ISO Latin 1
NLSP: Italic, PC437, PC437 Greek, PC850, PC852, PC853, PC855, PC857,
PC866, PC869, MAZOWIA, Code MJK, ISO 8859-7, ISO Latin 1T,
Bulgaria, Roman 8, PC774, Estonia, ISO Latin 1, ISO Latin 2,
PC866 LAT
Figure 1-1. Stylus 1500 Exterior View
Rev. A 1-1
General Description Stylus 1500 Service Manual
Table 1-1. Options and Consumables
Model Description
C83216* Color upgrade kit
C823071 / C823081 32 KB serial interface card
C82310* 32 KB parallel interface card
C82313* 32 KB IEEE-488 interface card
C82315* TWAIN interface card
C82312* Coax interface card
C82312* LocalTalkTM interface card
C82331* Ethernet interface card
Parallel interface cable
C836021 / C836022
(from D-SUB 25-pin to Amphenol 57)
Serial interface cable
C836031 / C836061
(from D-SUB 25-pin to D-SUB 25-pin)
Serial interface cable
C836051 / C836061
(from D-SUB 9-pin to D-SUB 25-pin)
S020062 Monochrome ink cartridge
S020049 Color ink cartridge
S041059 Exclusive paper (360 dpi) A4
S041060 Exclusive paper (360 dpi) Letter
S041065 Exclusive paper (360 dpi) A3
S041066 Exclusive paper (360 dpi) Super A3 / B
S041077 Exclusive paper (360 dpi) A2
S041066 Exclusive paper (720 dpi) A4
S041062 Exclusive paper (720 dpi) Letter
S041067 Exclusive paper (720 dpi) Legal
S041068 Exclusive paper (720 dpi) A3
S041069 Exclusive paper (720 dpi) Super A3 / B
S041070 Exclusive paper (720 dpi) B
S041076 Exclusive paper (720 dpi) A2
S041071 High quality glossy paper A4
S041072 High quality glossy paper Letter
S041073 High quality glossy paper A3
S041074 High quality glossy paper Super A3 / B
S041075 High quality glossy paper B
S041063 Transparency A4
S041064 Transparency Letter
S041054 Super coated index card for 720 dpi A6
*: The asterisk mean substitute for the last digit, which varies by each destinations.
1-2 Rev. A
Stylus 1500 Service Manual General Description
1.2 SPECIFICATIONS
This section provides detailed information about the Stylus 1500.
1.2.1 Printing Specifications
Printing method: On-demand ink jet
Nozzle configuration: Monochrome: 64 nozzles (32 x 2 staggered)
Color: 60 nozzles (20 x 3, magenta, cyan, yellow)
#64
#63
#62
#20 #20 #20
#61
#60
#59 #19 #19 #19
#58
#57
#3 #3 #3
#7 #2 #2 #2
#6
#5
#4 #1 #1 #1
#3
#2
#1
1.129 mm 1.129 mm 1.129 mm
(16/360") (16/360") (16/360")
0.847 mm
(12/360")
Magenta Cyan Yellow
Monochrome
Paper Feed Direction
Figure 1-2. Nozzle Configuration
Printing direction: Bidirectional with logic-seeking
Table 1-2. Print Speeds and Printable Columns
Character Pitch Printable Columns LQ Speed Draft Speed
10 cpi (pica) 136 200 cps 400 cps
12 cpi (elite) 163 240 cps 480 cps
15 cpi 204 300 cps 600 cps
17 cpi (pica condensed) 233 343 cps 686 cps
20 cpi (elite condensed) 160 400 cps 800 cps
Control codes: ESC/P2 and extended raster graphics codes
EPSON remote commands
IBM XL24E emulation
Rev. A 1-3
General Description Stylus 1500 Service Manual
Fonts:
Bitmap LQ fonts: EPSON Roman 10 cpi, 12 cpi, 15 cpi, Proportional
EPSON Sans Serif 10 cpi, 12 cpi, 15 cpi, Proportional
EPSON Courier 10 cpi, 12 cpi, 15 cpi
EPSON Prestige 10 cpi, 12 cpi, 15 cpi
EPSON Script 10 cpi, 12 cpi, 15 cpi
Scalable fonts: EPSON Roman 10.5 pt., 8 pt. - 32 pt. (in units of 2 pt.)
EPSON Sans Serif 10.5 pt., 8 pt. - 32 pt. (in units of 2 pt.)
EPSON Roman T 10.5 pt., 8 pt. - 32 pt. (in units of 2 pt.)
EPSON Sans Serif H 10.5 pt., 8 pt. - 32 pt. (in units of 2 pt.)
Note: Each typeface has four variations (normal, bold, italic, and bold italic).
Table 1-3. Character Tables and Fonts
Bitmap
Scalable Fonts
Fonts
EPSON
Roman
EPSON
Character Tables Sans Serif EPSON EPSON
EPSON Roman Roman T
Courier EPSON EPSON
EPSON Sans Serif Sans Serif H
Prestige
EPSON
Script
Italic
PC437 (U.S., Standard Europe)
PC850 (Multilingual)
PC860 (Portuguese)
Standard PC861 (Icelandic)
PC863 (Canadian-French) Supported Supported Supported
Version PC865 (Nordic)
BRASCII
Abicomp
Roman 8
ISO Latin 1
Italic
PC437 (U.S., Standard Europe)
PC437 (Greek)
PC850 (Multilingual)
PC852 (East Europe)
PC853 (Turkish)
PC855 (Cyrillic)
PC857 (Turkish)
PC866 (Russian)
NLSP PC869 (Greek) None
MAZOWIA (Poland) Supported Supported
Version Code MJK (CSFR) supported
ISO 8859-7 (Latin/Greek)
ISO Latin 1T (Turkish)
Bulgaria
Roman 8
PC774
Estonia
ISO Latin 1
ISO Latin 2
PC866 LAT
1-4 Rev. A
Stylus 1500 Service Manual General Description
1.2.2 Paper Feeding
Feeding method: Friction feed with built-in auto sheet feeder (ASF)
and push tractor feed
Note : Reverse feeding beyond 9.5 mm (0.38") is not allowed.
Line spacing: 1/6 inch, 1/8 inch, or programmable in units of 1/360 inch
Paper path: Cut sheet front entry / front exit by ASF
Single sheet rear entry / front exit and continuous paper rear
entry / front exit
Feeding speed: 71 ms (1/6 inch)
3 inches/second (continuous feeding)
1.2.3 Input Data Buffer
Capacity: 256 KB
1.2.4 Electrical Specifications
120 V Version
Rated voltage: 120 VAC
Input voltage range: 103.5 - 132 VAC
Rated frequency range: 50 - 60 Hz
Input frequency range: 49.5 - 60.5 Hz
Rated current: 0.7 A
Power consumption: Approximately 23 W (self-test with 10-cpi LQ characters)
Insulation resistance: 10 M minimum (500 VDC between AC line and chassis)
Dielectric strength: 1000 VAC RMS - 1 minute or 1200 VAC RMS - 1 second
(between AC line and chassis)
220 V Version
Rated voltage: 220 - 240 VAC
Input voltage range: 198 - 264 VAC
Rated frequency range: 50 - 60 Hz
Input frequency range: 49.5 - 60.5 Hz
Rated current: 0.4 A
Power consumption: Approximately 20 W (self-test with 10-cpi LQ characters)
Insulation resistance: 10 M minimum (500 VDC between AC line and chassis)
Dielectric strength: 1000 VAC RMS - 1 minute or 1200 VAC RMS - 1 second
(between AC line and chassis)
Rev. A 1-5
General Description Stylus 1500 Service Manual
1.2.5 Environmental Conditions
Temperature: Operating: 10 to 35