SANYO VPC-S4 Service Manual 00-38

2. DISASSEMBLY

2-1. REMOVAL OF CABINET BACK AND CABINET FRONT

1. Five screws 1.7 x 4.5

2. Open the cover battery.

3. Cabinet back

4. Cabinet front

NOTE: Discharge a strobe capacitor

with the discharge jig (VJ8-0188) for

electric shock prevention.

– 10 –

2-2. REMOVAL OF LCD, CP1 BOARD, TB1 BOARD, ST1 BOARD, LENS ASSEMBLY, TB2 BOARD AND BOARD LOCATION

1. FPC

2. Connector

3. LCD

4. Three screws 1.7 x 4

5. Holder monitor

6. Two screws 1.7 x 4

7. FPC

8. FPC

9. FPC

10. Remove the solder.

11. Spacer TB2

12. Remove the solder.

13. Three screws 1.6 x 3.5

14. CP1 board

15. Two screws 1.7 x 4

16. Earth plate

17. TB1 board

18. Two screws 1.7 x 4

19. Remove the solder.

20. ST1 board

21. Three screws 1.7 x 4

22. Lens assembly

23. Spacer fuse up

24. Spacer fuse

25. Screw 1.7 x 4

26. TB2 board

TB1 board

ST1 board

TB2 board

CP1 board

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3. ELECTRICAL ADJUSTMENT

3-1. Table for Servicing Tools

1Chroma meter

Part code

VJ8-0190

VJ8-0237

VJ8-0192

VJ8-0191

VJ8-0188

Ref. No.

J-1

J-2

J-3

Name

Pattern box (color viewer)

Siemens star chart

Calibration software

Number

J-4

J-5

Spare lump

J-6

Discharge jig

Note: J-1 Pattern box (color viewer) is 100 - 110 VAC only.

J-1 J-2

J-3

J-4

6. LCD Panel Adjustment 6-1. LCD VcomPP Adjustment 6-2. LCD VcomDC Adjustment Note: If the lens, CCD and board in item 2-5, it is necessary

to adjust again. Item 2-4 adjustments should be carried out in sequence. Item 5 adjustment should be carried out after item 3.

3-4. Setup

1. System requirements

Windows 98 or Me or 2000 or XP IBM R -compatible PC with pentium processor CD-ROM drive

3.5-inch high-density diskette drive USB port 40 MB RAM Hard disk drive with at least 15 MB available VGA or SVGA monitor with at least 256-color display

2. Installing calibration software

1. Insert the calibration software installation diskette into your diskette drive.

2. Open the explorer.

3. Copy the DscCalDI_140 folder on the floppy disk in the FD drive to a folder on the hard disk.

J-5

J-6

3-2. Equipment

1. Oscilloscope

2. Digital voltmeter

3. AC adaptor

4. PC (IBM R -compatible PC, Pentium processor, Window 98 or Me or 2000 or XP)

3-3. Adjustment Items and Order

1. IC501 Oscillation Frequency Adjustment

2. Lens Adjustment

3. AWB Adjustment

4. CCD White Point Defect Detect Adjustment

5. CCD Black Point And White Point Defect Detect Adjust-

ment In Lighted

3. Installing USB driver

Install the USB driver with camera or connection kit for PC.

4. Pattern box (color viewer)

Turn on the switch and wait for 30 minutes for aging to take place before using Color Pure. It is used after adjusting the chroma meter (VJ8-0192) adjust color temperature to 3100 ± 20 K and luminosity to 900 ± 20 cd/m

. Be careful of handling the lump and its circumference are high temperature during use and after power off for a while.

5. Computer screen during adjustment

Calibration

AWB

Focus

UV Matrix

Cal Mode

Cal Data

USB storage

VID

Get

PID

Set

Upload

Firmware

Image

Initialize

EVF

LCD Type

LCD

R Bright

RGB Offset

Tint

VCO

H AFC Test

Serial

Set

Rev.

B Bright

Gain

Phase

Set Set

VCOMDC

VCOMPP

Hall Cal.

Setting

Language

Video Mode

Factory Code

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