1
PFM-42B1, PFM-42B1E
Table of Contents
1. Operating Instructions ...................................................
1-1
2. Service Informations
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. Electrical Adjustments
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
