Sony PFM-42B1 Benutzerhandbuch

1

PFM-42B1, PFM-42B1E

2-1.

Board Layout ............................................................................................... 2-1

2-2.

Disassembly ................................................................................................ 2-2

2-2-1.

QA Board (BKM-B10) Removal ............................................... 2-2

2-2-2.

Rear Cover Assy Removal ......................................................... 2-3

2-2-3.

Bezel Assy and YA, YB Boards Removal ................................. 2-4

2-2-4.

B Block Assy Removal .............................................................. 2-5

2-2-5.

B and B1 Boards Removal ......................................................... 2-6

2-2-6.

Extention Board Connection ...................................................... 2-7

2-2-7.

Power Supply Assy Removal ..................................................... 2-8

2-2-8.

Switching Regulator (APS-132 M board) Removal .................. 2-9

2-2-9.

T Board Removal ..................................................................... 2-10

2-2-10. Plasma Display Panel Unit Removal (1/2) ............................... 2-11

2-2-10. Plasma Display Panel Unit Removal (2/2) ............................... 2-12
2-2-11. Plasma Display Panel Unit Packing

When Sending it to FUJITSU .................................................. 2-13

3-1.

Equipment Required .................................................................................... 3-1

3-2.

Electrical Adjustments Using the Service Mode ........................................ 3-1

3-3.

White Balance Adjustment ....................................................................... 3-25

3-4.

A/D Calibration Adjustment ..................................................................... 3-25

3-5.

Video Processor Adjustment ..................................................................... 3-26

3-6.

Watch Error Adjustment ........................................................................... 3-26

3-7.

Switching Regulator (APS-132 M Board) Adjustments ........................... 3-27

3-7-1.

Preparation ............................................................................... 3-27

3-7-2.

13 V System Minimum Frequency Adjustment ....................... 3-27

3-7-3.

VS System Minimum Frequency Adjustment ......................... 3-27

3-7-4.

VA System Minimum Frequency Adjustment ......................... 3-27

3-7-5.

PFC Voltage Adjustment ......................................................... 3-27

3-7-6.

5 V Adjustment ........................................................................ 3-27

3-7-7.

13.5 V Adjustment ................................................................... 3-27

3-7-8.

VS Adjustment ......................................................................... 3-28

3-7-9.

VS OCP .................................................................................... 3-28

3-7-10. VA Adjustment ........................................................................ 3-28
3-7-11. VA OCP ................................................................................... 3-28