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MVC-CD250/CD400
SERVICE MANUAL LEVEL 2
US Model
Ver 1.0 2002. 04
Canadian Model
Revision History
E Model
Chinese Model
Australian Model
Japanese Model
MVC-CD250/CD400

AEP Model
UK Model
Korea Model
Photo: MVC-CD400 Tourist Model
MVC-CD400



Link

SPECIFICATIONS BLOCK DIAGRAMS PRINTED WIRING BOARDS

SERVICE NOTE FRAME SCHEMATIC DIAGRAMS ADJUSTMENTS

DISASSEMBLY SCHEMATIC DIAGRAMS REPAIR PARTS LIST


· For INSTRUCTION MANUAL, refer to SERVICE MANUAL, LEVEL 1 (992996841.pdf).
· This service manual contains information for Japanese model as well.
· Table for differences of function of each model

On the SY-76 board SY-76 board
This service manual procides the information that is premised Schematic diagram ......................... Pages 4-15 to 4-40
the circuit board replacement service and not intended repair Printed wiring board ........................ Pages 4-57 to 4-60
inside the SY-76 board. Electrical parts list ........................... Pages 6-15 to 6-23
Therefore, schematic diagram, printed wiring board and
electrical parts list of the SY-76 board are not shown. The above-described information is shown in service
The following pages are not shown. manual Level 3.




DIGITAL STILL CAMERA


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MVC-CD250/CD400

COVER




SPECIFICATIONS
System Drive AC-L10A/L10B AC power adaptor
Image device Readout Non-contact optical readout (using Power requirements
MVC-CD400 semiconductor laser) 100 to 240 V AC, 50/60 Hz
8.98 mm (1/1.8 type) color CCD Laser Wavelength: 779 to 789 nm Rated output voltage
Primary color filter Maximum output: 23 mW DC 8.4 V, 1.5 A in operating mode
MVC-CD250 Operating temperature
6.64 mm (1/2.7 type) color CCD Input and Output connectors 0°C to +40°C (32°F to +104°F)
Primary color filter A/V OUT (MONO) (Monaural) Storage temperature
Total pixels number of camera Minijack ­20°C to +60°C (­4°F to +140°F)
MVC-CD400 Video: 1 Vp-p, 75 , unbalanced, Dimensions
Approx. 4 130 000 pixels sync negative 125 × 39 × 62 mm
MVC-CD250 Audio: 327 mV (at a 47 k load) (5 × 1 9/16 × 2 1/2 inches) (w/h/d,
Approx. 2 110 000 pixels Output impedance 2.2 k excluding maximum protrusions)
Lens MVC-CD400 ACC jack Mini-minijack (ø 2.5 mm) Mass Approx. 280 g (10 oz)
3 × zoom lens USB jack mini-B
f = 7.0 ­ 21.0 mm (9/32 ­ 27/32 inches) NP-FM50 battery pack
(34 ­ 102 mm (1 3/8 ­ 4 1/8 inches) LCD screen
when converted to a 35 mm still camera)
Used battery
F2.0 ­ 2.5
Used LCD panel Lithium-ion battery
MVC-CD250 6.2 cm (2.5 type) TFT drive Maximum voltage
3 × zoom lens Total number of dots DC 8.4 V
f = 6.4 ­ 19.2 mm (9/32 ­ 25/32 inches) 123 200 (560 × 220) dots Nominal voltage
(41 ­ 123 mm (1 5/8 ­ 4 7/8 inches) DC 7.2 V
when converted to a 35 mm still camera) General Capacity 8.5 Wh (1 180 mAh)
F3.8 ­ 3.9 Used battery pack Operating temperature
NP-FM50 (supplied) 0°C to +40°C (32°F to +104°F)
Camera Power requirements Dimensions
7.2 V 38.2 × 20.5 × 55.6 mm
Effective pixels number of camera
Power consumption (during shooting (1 9/16 × 13/16 × 2 1/4 inches) (w/h/d)
MVC-CD400
with LCD backlight on) Mass Approx. 76 g (3 oz)
Approx. 3 950 000 pixels
MVC-CD250 MVC-CD400
3.0 W Accessories
Approx. 1 980 000 pixels
Exposure control MVC-CD250 · AC-L10A/L10B AC power adaptor (1)
MVC-CD400 2.5 W · Power cord (mains lead) (1)
Automatic exposure, Shutter speed Operating temperature · USB cable (1)
priority, Aperture priority,Manual 0°C to +40°C (32°F to +104°F) · NP-FM50 battery pack (1)
exposure, Scene selection (4 modes) Storage temperature · A/V connecting cable (1)
MVC-CD250 ­20°C to +60°C (­4°F to +140°F) · 8 cm CD adaptor (1)
Automatic exposure, Scene selection Dimensions · Mavica disc (7) (CD-R (6), CD-RW (1))
(3 modes) MVC-CD400 · Shoulder strap (1)
White balance Approx. 138 × 95 × 103 mm · Lens cap (1)
Automatic, Daylight, Cloudy, (5 1/2 × 3 3/4 × 4 1/8 inches) · Lens cap strap (1)
Fluorescent, Incandescent, One-push* (W/H/D, excluding maximum · CD-ROM (SPVD-009) (1)
* MVC-CD400 only protrusions) · Operating instructions (1)
Data formats MVC-CD250
Moving images: MPEG1 Approx. 138 × 95 × 101 mm Design and specifications are subject to change
Still images: JPEG, GIF (for Clip (5 1/2 × 3 3/4 × 4 inches) without notice.
Motion), TIFF (W/H/D, excluding maximum
Audio with still image: MPEG1 protrusions)
(Monaural) Mass MVC-CD400
Recording media Approx. 638 g (1 lb 7 oz) (including
8 cm CD-R/CD-RW battery pack NP-FM50, disc, and lens
Flash MVC-CD400 cap)
Recommended distance (ISO set to MVC-CD250
Auto): 0.5 m to 5.0 m (19 3/4 inches to Approx. 608 g (1 lb 6 oz) (including
196 7/8 inches) battery pack NP-FM50, disc, and lens
MVC-CD250 cap)
Recommended distance (ISO set to
Auto): 0.8 m to 3.5 m (31 1/2 inches to
137 7/8 inches)




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MVC-CD250/CD400


Table for differences of function

Model MVC-CD250 MVC-CD400
US, Canadian, AEP, UK, E,
US, Canadian, E, Japanese,
Destination Japanese, Australian, Chinese,
Australian, Chinese
Korea, Tourist
Carl Zeiss lens a
Movable lens a
Lens
Optical zoom 3×
Digital zoom 6×
Size 1/2.7 type 1/1.8 type
CCD imager
Pixels 2.1 mega 4.1 mega
AF optical system AF illuminator (LED) Hologram AF (Laser diode)
2272 × 1704
2272 (3:2)
1600 × 1200
Still
1600 (3:2)
Image size 1280 × 960
640 × 480
320 (HQ)
Movie 320 × 240
160 × 112
CD board CD-394 CD-393
FS board FS-85 FS-84
JK board JK-225 JK-224
PK board PK-66 PK-65
LS board LS-61




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MVC-CD250/CD400




WARNING!! CAUTION:
The use of optical instrument with this product will increase eye
WHEN SERVICING, DO NOT APPROACH THE LASER
hazard.
EXIT WITH THE EYE TOO CLOSELY. IN CASE IT IS
NECESSARY TO CONFIRM LASER BEAM EMISSION,
BE SURE TO OBSERVE FROM A DISTANCE OF MORE
THAN 30 cm FROM THE SURFACE OF THE CAUTION
OBJECTIVE LENS ON THE OPTICAL PICK-UP BLOCK. Use of controls or adjustments or performance of procedures
other than those specified herein may result in hazardous
radiation exposure.




SAFETY-RELATED COMPONENT WARNING!! ATTENTION AU COMPOSANT AYANT RAPPORT
À LA SÉCURITÉ!
COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE WITH LES COMPOSANTS IDENTIFÉS PAR UNE MARQUE 0 SUR LES
MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES PIÈCES SONT
LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE
COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS REMPLACER CES COMPOSANTS QUE PAR DES PIÈSES SONY
APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU
PUBLISHED BY SONY. DANS LES SUPPÉMENTS PUBLIÉS PAR SONY.




SAFETY CHECK-OUT

After correcting the original service problem, perform the following
safety checks before releasing the set to the customer.

1. Check the area of your repair for unsoldered or poorly-soldered Unleaded solder
connections. Check the entire board surface for solder splashes Boards requiring use of unleaded solder are printed with the lead-
and bridges. free mark (LF) indicating the solder contains no lead.
2. Check the interboard wiring to ensure that no wires are (Caution: Some printed circuit boards may not come printed with
the lead free mark due to their particular size.)
"pinched" or contact high-wattage resistors.
3. Look for unauthorized replacement parts, particularly
transistors, that were installed during a previous repair. Point : LEAD FREE MARK
them out to the customer and recommend their replacement. Unleaded solder has the following characteristics.
4. Look for parts which, through functioning, show obvious signs · Unleaded solder melts at a temperature about 40°C higher than
of deterioration. Point them out to the customer and ordinary solder.
recommend their replacement. Ordinary soldering irons can be used but the iron tip has to be
applied to the solder joint for a slightly longer time.
5. Check the B+ voltage to see it is at the values specified.
Soldering irons using a temperature regulator should be set to
6. Flexible Circuit Board Repairing about 350°C.
· Keep the temperature of the soldering iron around 270°C Caution: The printed pattern (copper foil) may peel away if the
during repairing. heated tip is applied for too long, so be careful!
· Do not touch the soldering iron on the same conductor of the · Strong viscosity
circuit board (within 3 times). Unleaded solder is more viscous (sticky, less prone to flow) than
· Be careful not to apply force on the conductor when soldering ordinary solder so use caution not to let solder bridges occur such
or unsoldering. as on IC pins, etc.
· Usable with ordinary solder
It is best to use only unleaded solder but unleaded solder may
also be added to ordinary solder.

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MVC-CD250/CD400

TABLE OF CONTENTS
Section Title Page Section Title Page
1. SERVICE NOTE 4-5. Mounted Parts Location ················································ 4-78
1-1. Note for Repair ································································ 1-1
1-2. Discharging of the FLASH unit's Charging Capacitor ··· 1-1 5. ADJUSTMENTS
1-2-1. Preparing the Short Jig ···················································· 1-1 1-1. Adjusting Items when Replacing
1-2-2. Discharging the Capacitor ··············································· 1-1 Main Parts and Boards ···················································· 5-2
1-3. Notes on Handling the Laser Diode 5-1. Camera Section Adjustments ··········································· 5-3
[Laser Unit (D9001: MVC-CD400) and 1-1. Preparations Before Adjustment
Base Unit (DDX-G3000)] ·················································· 1-2 1-1-1. List of Service Tools ························································ 5-3
1-3-1. Precautions for Checking Emission of Laser Diode 1-1-2. Preparations ····································································· 5-4
[Base Unit (DDX-G3000)] ·············································· 1-2 1-1-3. Discharging of the Flashlight Power Supply ··················· 5-4
1-3-2. Soldering Conditions of Laser Unit 1-1-4. Precaution
(D9001: MVC-CD400) ··················································· 1-2 1. Setting the Switch ···························································· 5-6
1-4. Description on Self-diagnosis Display ···························· 1-3 2. Order of Adjustments ······················································ 5-6
1-5. Power Supplying Method ················································ 1-3 3. Subjects ··········································································· 5-6
4. Preparing the Flash Adjustment Box ······························· 5-7
2. DISASSEMBLY ......................................................... 2-1 1-2. Initialization of A, B, D, E, F, 7, 9 Page Data
2-1. Side Cabinet Block Assembly ········································· 2-2 1-2-1. Initialization of A, D Page Data
2-2. Cabinet (Rear) Block Assembly ······································ 2-2 1. Initializing A, D Page Data ·············································· 5-8
2-3. Lens Block Assembly ······················································ 2-3 2. Modification of A, D Page Data ······································ 5-8
2-4. Stroboscope Block Assembly ·········································· 2-4 3. A Page Table ···································································· 5-8
2-5. Flash Unit ········································································ 2-5 4. D Page Table ···································································· 5-8
2-6. BT Holder Assembly ······················································· 2-5 1-2-2. Initialization of B, E, F, 7, 9 Page Data
2-7. SY-76 Board ···································································· 2-6 1. Initializing B, E, F, 7, 9 Page Data ·································· 5-9
2-8. DDX-G3000 Complete Assembly ··································· 2-7 2. Modification of B, E, F, 7, 9 Page Data ··························· 5-9
2-9. Base Unit ········································································· 2-7 3. B Page Table ···································································· 5-9
2-10. PK-65/66 Board ······························································· 2-8 4. E Page Table ···································································· 5-9
2-11. LCD Module ···································································· 2-9 5. F Page Table ·································································· 5-10
2-12. Circuit Boards Locaion ················································· 2-10 6. 7 Page Table ··································································· 5-12
2-13. Flexible Boards Locaion ··············································· 2-11 7. 9 Page Table ··································································· 5-12
1-3. Video System Adjustment
3. BLOCK DIAGRAMS 1. Video Output Level Adjustment ···································· 5-13
3-1. Overall Block Diagram ··················································· 3-1 1-4. Camera System Adjustments ········································· 5-14
3-10. Power Block Diagram 1 ················································ 3-19 Data Setting During Camera System Adjustments ········ 5-14
3-11. Power Block Diagram 2 ················································ 3-21 Picture Frame Setting ···················································· 5-15
Check on the Oscilloscope ············································ 5-15
4. PRINTED WIRING BOARDS AND 1. Hall Adjustment (MVC-CD250 only) ··························· 5-16
SCHEMATIC DIAGRAMS 2. Flange Back Adjustment
(Using the minipattern box) ·········································· 5-17
4-1. Frame Schematic Diagrams
3. Flange Back Adjustment
Frame Schematic Diagram (1/2) ····································· 4-1
(Using the flange back adjustment chart
Frame Schematic Diagram (2/2) ····································· 4-3
and subject more than 500 m away) ······························ 5-18
4-2. Schematic Diagrams ························································ 4-5
4. Flange Back Check ························································ 5-19
CD-393 (1/2) (CCD IMAGER)
5. F No. Compensation ······················································ 5-19
(MVC-CD400) ································································ 4-7
6. Mechanical Shutter Adjustment ···································· 5-20
CD-393 (2/2) (CAMERA MODULE)
7. Light Value Adjustment ················································· 5-20
(MVC-CD400) ································································ 4-9
8. Mixed Color Cancel Adjustment ··································· 5-21
CD-394 (1/2) (CCD IMAGER)
9. Auto White Balance 3200K Standard Data Input 1 ······ 5-21
(MVC-CD250) ······························································ 4-11
10. Auto White Balance 3200K Standard Data Input 2 ······ 5-22
CD-394 (2/2) (CAMERA MODULE)
11. Auto White Balance 3200K Standard Data Input 3 ······ 5-22
(MVC-CD250) ······························································ 4-13
12. Auto White Balance 3200K Check 1 ···························· 5-23
PK-65/66 (1/2)
13. Auto White Balance 3200K Check 2 ···························· 5-24
(LCD DRIVE, TIMING GENERATOR) ····················· 4-41
14. Auto White Balance 3200K Check 3 ···························· 5-24
PK-65/66 (2/2) (BACK LIGHT DRIVE) ····················· 4-43
15. Auto White Balance 5800K Standard Data Input 1 ······ 5-25
FS-84/85 (DC IN, CONTROL SWITCH) ···················· 4-45
16. Auto White Balance 5800K Standard Data Input 2 ······ 5-26
JK-224/225 (JACK) ······················································ 4-47
17. Auto White Balance 5800K Standard Data Input 3 ······ 5-26
LS-61 (LENS CAP SWITCH) (MVC-CD400) ············ 4-49
18. Auto White Balance 5800K Check 1 ···························· 5-27
CONTROL SWITCH BLOCK (ZK-860/880) ············· 4-50
19. Auto White Balance 5800K Check 2 ···························· 5-28
4-3. Printed Wiring Boards ··················································· 4-51
20. Auto White Balance 5800K Check 3 ···························· 5-29
CD-393 (MVC-CD400) ················································ 4-53
21. Color Reproduction Adjustment ···································· 5-30
CD-394 (MVC-CD250) ················································ 4-55
22. CCD White Defect Compensation ································ 5-31
PK-65/66 ······································································· 4-61
23. CCD Black Defect Compensation ································· 5-32
FS-84/85 ········································································ 4-65
24. CCD Linearity Check ···················································· 5-33
JK-224/225 ···································································· 4-67
25. Strobe White Balance Adjustment ································· 5-34
LS-61 (MVC-CD400) ··················································· 4-69
26. AF Illumination Check (MVC-CD250 only) ················ 5-36
FP-482/489/490 ····························································· 4-71
1-5. LCD System Adjustments ············································· 5-37
4-4. Waveforms ····································································· 4-73


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MVC-CD250/CD400


Section Title Page

1. LCD Initial Data Input (1) ············································· 5-38
2. LCD Initial Data Input (2) ············································· 5-38
3. Back Light Adjustment (PK-65/66 Board) ···················· 5-39
4. VCO Adjustment (PK-65/66 Board) ····························· 5-39
5. D Range Adjustment (PK-65/66 Board) ······················· 5-40
6. Contrast Adjustment (PK-65/66 Board) ························ 5-40
7. V-COM Level Adjustment (PK-65/66 Board) ··············· 5-41
8. V-COM Adjustment (PK-65/66 Board) ························· 5-41
9. White Balance Adjustment (PK-65/66 Board) ·············· 5-42
1-6. System Control System Adjustments
1. Battery Down Adjustment ············································· 5-43
2. Serial No. Input ····························································· 5-44
5-2. Service Mode
2-1. Adjusting Remote Commander ····································· 5-45
1. Used the Adjusting Remote Commander ······················ 5-45
2. Precautions upon Using the Adjusting
Remote Commander ······················································ 5-45
2-2. Data Process ·································································· 5-46
2-3. Service Mode
1. Setting the Test Mode ···················································· 5-47
2. Bit Value Discrimination ··············································· 5-47
3. Switch Check (1) ··························································· 5-48
4. Switch Check (2) ··························································· 5-48
5. Switch Check (3) (MVC-CD400 only) ························· 5-48
6. Switch Check (4) ··························································· 5-49
7. Switch Check (5) ··························································· 5-49
8. Switch Check (6) ··························································· 5-49
9. LED Check ···································································· 5-50
10. Self Diagnosis Log Check ············································· 5-50
11. Record of Use Check ····················································· 5-50

6. REPAIR PARTS LIST
6-1. Exploded Views ······························································· 6-1
6-1-1. Overall Assembly ···························································· 6-1
6-1-2. Cabinet (Front) Block Assembly (MVC-CD250) ··········· 6-2
6-1-3. Cabinet (Front) Block Assembly (MVC-CD400) ··········· 6-3
6-1-4. Lens Block Assembly (MVC-CD250) ···························· 6-4
6-1-5. Lens Block Assembly (MVC-CD400) ···························· 6-5
6-1-6. Stroboscope Block Assembly ·········································· 6-6
6-1-7. DDX-G3000 Complete Assembly ··································· 6-7
6-1-8. Side Cabinet Assembly ···················································· 6-8
6-1-9. Cabinet (Rear) Block Assembly ······································ 6-9
6-2. Electrical Parts List ······················································· 6-10



* The color reproduction frame is shown on page 147.




--6--
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MVC-CD250/CD400

COVER SECTION 1
SERVICE NOTE

1-1. NOTE FOR REPAIR
Make sure that the flat cable and flexible board are not cracked of When remove a connector, don't pull at wire of connector.
bent at the terminal. It is possible that a wire is snapped.
Do not insert the cable insufficiently nor crookedly.




When installing a connector, don't press down at wire of connector.
It is possible that a wire is snapped.


Cut and remove the part of gilt
which comes off at the point.
(Be careful or some
pieces of gilt may be left inside)




1-2. DISCHARGING OF THE FLASH UNIT'S CHARGING CAPACITOR

The charging capacitor of the Flash unit is charged up to the 1-2-2. Discharging the Capacitor
maximum 300 V potential. Short-circuit between the positive and the negative terminals of
There is a danger of electric shock by this high voltage when the charged capacitor with the short jig about 10 seconds.
battery is handled by hand. The electric shock is caused by the
charged voltage which is kept without discharging when the main
power of the unit is simply turned off. Therefore, the remaining
voltage must be discharged as described below. Capacitor retainer

1-2-1. Preparing the Short Jig
To preparing the short jig, a small clip is attached to each end of a
resistor of 1 k /1 W (1-215-869-11).
Wrap insulating tape fully around the leads of the resistor to prevent
electrical shock. R: 1 k/1 W
(Part code:
1-215-869-11)
1 k/1 W
Capacitor




Wrap insulating tape.




1-1
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MVC-CD250/CD400


1-3. NOTES ON HANDLING THE LASER DIODE
[LASER UNIT (D9001: MVC-CD400) AND BASE UNIT (DDX-G3000)]
The laser diode may suffer electrostatic breakdown because of the 1-3-2. Soldering Conditions of Laser Unit
potential difference generated by the charged electrostatic load, etc. (D9001: MVC-CD400)
on clothing and the human body.
During repair, pay attention to electrostatic breakdown and also use Temperature of
350 °C
the procedure in the printed matter which is included in the repair the Soldering Iron
parts. Time to Solder 3 seconds
The flexible board is easily damaged and should be handled with
Next terminal is soldered after
care. Interval to Solder
waiting for 1 second
1-3-1. Precaution for Checking Emission of Laser
Diode [Base Unit (DDX-G3000)]
Laser light of the equipment is focused by the object lens in the
optical pick-up so that the light focuses on the reflection surface of
the disc. Therefore, be sure to keep your eyes more then 30 cm
apart from the object lens when you check the emission of laser
diode.




Laser unit
(D9001)

Optical pick-up
(Laser diode)




[MVC-CD400]




1-2
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MVC-CD250/CD400


1-4. DESCRIPTION ON SELF-DIAGNOSIS DISPLAY




Self-diagnosis display
· C: ss: ss
You can reverse the camera
malfunction yourself. (However,
contact your Sony dealer or local
authorized Sony service facility
when you cannot recover from the
camera malfunction.)
· E: ss: ss
Contact your Sony dealer or local
authorized Sony service facility.



Display Code Countermeasure Cause Caution Display During Error
Change the disk and turn off the main
C:32:01 Defective base unit. DRIVE ERROR
power then back on.
· The type of CD-R/RW disk that cannot
C:13:01 Replace the CD-R/RW disk. be used by this machine, is inserted. DISK ERROR
· Data is damaged.
Flash LED
Checking of flash unit or replacement of Abnormality when flash is being
E:91:01 Flash display
flash unit charged.
Flashing at 3.2 Hz
*1
E:61:00
Checking of lens drive circuit When failed in the focus initialization. --
*1
E:61:10
Note: The error code is cleared if the battery is removed.
*1 : The error display is given in two ways.



1-5. POWER SUPPLYING METHOD
Use the AC power adaptor (AC-L10A/L10B) when supplying the power to this set.




1-3E
1-3
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MVC-CD250/CD400

COVER SECTION 2
DISASSEMBLY
· This set can be disassembled in the order shown below.



MVC-CD250/CD400




2-1. SIDE CABINET 2-10. PK-65/66 BOARD SERVICE POSITION
BLOCK ASSEMBLY (Page 2-8) (PK-65/66 BOARD:
(Page 2-2) SIDE A) (Page 2-8)




2-2. CABINET (REAR) 2-6. BT HOLDER 2-8. DDX-G3000 COMPLETE 2-11. LCD MODULE
BLOCK ASSEMBLY ASSEMBLY ASSEMBLY (Page 2-9)
(Page 2-2) (Page 2-5) (Page 2-7)




2-3. LENS BLOCK 2-7. SY-76 BOARD
ASSEMBLY (Page 2-6)
(Page 2-3)




SERVICE POSITION 2-9. BASE UNIT
(SY-76 BOARD: SIDE B) (Page 2-7)
(Page 2-6)




2-4. STROBOSCOPE SERVICE POSITION
BLOCK ASSEMBLY (PK-65/66 BOARD:
(Page 2-4) SIDE B) (Page 2-9)




SERVICE POSITION 2-5. FLASH UNIT
(CD-393/394 BOARD, (Page 2-5)
SY-76 BOARD: SIDE A)
(Page 2-4)




2-1
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MVC-CD250/CD400


Note: Follow the disassembly procedure in the numerical order given.

2-1. SIDE CABINET BLOCK ASSEMBLY
3 Open the CD cabinet.

4 Two screws (M2)




5 Side cabinet block assembly
Note: Remove it while taking care as
the flexible board is connected.




6 FP-482 flexible board
(CN718)

1 Screw (M2)




2 Screw (M2)




2-2. CABINET (REAR) BLOCK ASSEMBLY

7 Harness (SS-084)
(CN719)
6 Cabinet (rear) block assembly




3 Two screws (M2)
8 Harness (microphone)
(CN702) 1 FP-484 flexible board
(CN724)




2 FP-485/FP-486 flexible board
4 Screw (CN651)
5 Open the battery lid.
(M2)




2-2
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MVC-CD250/CD400


2-3. LENS BLOCK ASSEMBLY
(MVC-CD250)

2 Two screws
3 AF/self timer illuminator (M1.7 × 5)

6 Screw
(M1.7 × 5)
1 FP-489 flexible board
(CN502)




7 Two screws
(M1.7 × 5)




8 Lens block assembly


4 Screw
(M1.7 × 5)


5 Capacitor




(MVC-CD400)



2 Two screws
3 Laser unit (M1.7 × 5)

6 Screw
(M1.7 × 5)
1 FP-490 flexible board
(CN502)




7 Two screws
(M1.7 × 5)




8 Lens block assembly



4 Screw
(M1.7 × 5)


5 Capacitor




2-3
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MVC-CD250/CD400


[SERVICE POSITION (CD-393/394 BOARD, SY-76 BOARD: SIDE A)]

Side cabinet block assembly

AC power
DC-IN
adaptor




S307, S308
Adjustment remote (Note 3) Monitor
commander

CPC-9 jig
18
(J-6082-393-C)
1
(Note 1, 2)
A
18
1 SY-76 board B
Lens block assembly
Lens block assembly CD-394 board (MVC-CD400) CD-393 board
(MVC-CD250)
A A

Note 1: Don't use the 12 pin flexible board of CPC-9 jig.
It causes damage to the unit. B B
Note 2: The old CPC-9 jig (Parts code: J-6082-393-B) Cannot be used,
because it cannot operate the adjustment remote commander.
Note 3: Must be pressed lid open/close detect switch (S307, S308 on
PK-65/66 board) when using the CD-R/RW drive unit.




2-4. STROBOSCOPE BLOCK ASSEMBLY


6 Earth lug
(MVC-CD400 only)
4 Stroboscope terminal conector 5 Screw
(MVC-CD400 only) (M1.7 × 5)
2 Four screws
(M1.7)
1 Shoe spring 7 Shoe stiffner

Note: High-voltage cautions.
3 Shoe (See page 1-1)
9 Three screws
(M1.7 × 5)



0 Stroboscope block
assembly

8 Screw
(M1.7 × 5)




2-4
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MVC-CD250/CD400


2-5. FLASH UNIT
1 Screw
(M1.7 × 4)
3 St roof cover

2 Screw
(M1.7 × 4)



Note: High-voltage cautions.
(See page 1-1)


7 Harness cover




8 Flash unit



5 ST solenoid cover




4 Two screws
6 Three screws (M1.7 × 4)
(M1.7 × 4)



2-6. BT HOLDER ASSEMBLY




2 BT holder assembly



3 Connector
(CN003)



1 Open the battery lid.




2-5
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MVC-CD250/CD400


2-7. SY-76 BOARD 7 Harness (microphone) Note: Don't pull at harness of
(CN902) connector.

5 FP-488 flexible board 1 Control switch block
(CN901) (CN720)
2 FP-481 flexible board
(CN721)
qs Flexible board
(base unit) (CN902)




6 Ferrite core


3 FP-483 flexible board
(CN717) 9 Two claws
0 Four claws




8 Screw (M2) qa SY-76 board
4 FS-141 harness
(CN001)

[SERVICE POSITION (SY-76 BOARD: SIDE B)]
Setting the "Forced Power ON mode" Exiting the "Forced Power ON mode"

[Forced CAMERA mode]