Sony RM-PJM610, Руководство по обслуживанию

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VPL-PX20/PX30
TABLE OF CONTENTS
1. Operating Instructions
Operating Instructions ............................................................................... 1-1
Installation Manual for Dealers .............................................................. 1-23
Quick Reference Card ............................................................................. 1-36
2. Service Informations
2-1. Circuit Boards Location .............................................................................. 2-1
2-2. Servicing Tools ........................................................................................... 2-1
2-2-1. XA, XAA Extension Boards (70P) ............................................ 2-1
2-2-2. XB, XBB Extension Boards (50P) ............................................. 2-1
2-3. Cabinet Assy Removal ................................................................................ 2-2
2-4. Front Block Assy Removal ......................................................................... 2-2
2-5. NF Board Removal ..................................................................................... 2-3
2-6. BA and Y Boards Removal ......................................................................... 2-3
2-7. Power Block Removal ................................................................................. 2-4
2-8. G Block Assy (GA, GB, GC and GD Board) Removal .............................. 2-4
2-9. C Board Removal ........................................................................................ 2-5
2-10. Optics Unit Assy Removal .......................................................................... 2-5
2-11. BC and KS Boards Removal ....................................................................... 2-6
2-12. Connector Block Assy Removal ................................................................. 2-6
2-13. BB, QA, QB, QC and QD Boards Removal ............................................... 2-7
2-14. F, K Board and AC Inlet Removal .............................................................. 2-7
2-15. Lens Assy Removal ..................................................................................... 2-8
2-16. Prism Block and Polarizer Removal ........................................................... 2-8
2-17. Note on Lamp Breakage .............................................................................. 2-9
3. Theory of Operation
3-1. BA Board .................................................................................................... 3-1
3-1-1. Main IC Functions ...................................................................... 3-1
3-1-2. Signal Path ................................................................................. 3-1
3-1-3. Path of SYNC Processing .......................................................... 3-2
3-1-4. Clamp Pulse Generation Circuit ................................................. 3-2
3-2. BB Board ..................................................................................................... 3-3
3-3. BC Board ..................................................................................................... 3-4
3-4. C Board ....................................................................................................... 3-5
3-4-1. Timing Generator ....................................................................... 3-5
3-4-2. LCD Driver Control Pulse ......................................................... 3-5
3-5. Y Board ....................................................................................................... 3-6