Sony PFM-42B1 Flat Panel Television User Manual


 
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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