Table Of Contents - Sony VPL-PX41 Service Manual

1. Service Information
1-1.
1-2.
1-3.
1-4.
1-5.
1-6.
1-7.
1-8.
1-9.
1-10. RTC Battery Replacement ........................................................................ 1-16
1-11. Web Password Change .............................................................................. 1-16
2. Electrical Adjustments
2-1.
2-2.
2-3.
2-4.
VPL-PX41

Table of Contents

Appearance Figure ...................................................................................... 1-1
Board Locations .......................................................................................... 1-1
Disassembly ................................................................................................ 1-2
1-3-1. Top Cover Assy and Hood Assy ................................................ 1-2
1-3-2. Projection Lens ........................................................................... 1-3
1-3-3. C Board ...................................................................................... 1-3
1-3-4. NR Board ................................................................................... 1-4
1-3-5. Side Panel Block Assy and H Board .......................................... 1-5
1-3-6. Bracket 92 and DC Fan 1 ........................................................... 1-6
1-3-7. GA Board, GB Board and Bracket (G) ...................................... 1-6
1-3-8. OPT UNIT Assy and Lamp Box ................................................ 1-7
1-3-9. Prism Block Assy ....................................................................... 1-7
1-3-10. Bracket (BS), DC Fan 2 and Fan 1 ............................................ 1-8
1-3-11. Lamp Power Supply Block and V Board ................................... 1-9
1-3-12. Fan 2 and U Board ..................................................................... 1-9
1-3-13. F Board ..................................................................................... 1-10
1-3-14. DC Fan 3 .................................................................................. 1-10
Extension Boards and Extension Cables ................................................... 1-11
1-4-1. Connection ............................................................................... 1-12
Warning on Power Connection ................................................................. 1-12
Service Mode (Network) ........................................................................... 1-13
1-6-1. How to Enter the Service Mode ............................................... 1-13
Update Function ........................................................................................ 1-14
Event Trace Function ................................................................................ 1-14
1-8-1. INFORMATION ...................................................................... 1-14
1-8-2. EVENT TRACE ....................................................................... 1-14
Network Reset ........................................................................................... 1-16
1-9-1. Reset item ................................................................................. 1-16
1-9-2. Reset procedure ........................................................................ 1-16
Preparation .................................................................................................. 2-1
2-1-1. Required Equipment ................................................................... 2-1
2-1-2. How to Enter the Factory Mode ................................................. 2-1
V COM Adjustment .................................................................................... 2-1
Initial Values of Adjustment Items ............................................................. 2-2
Service Know-How ..................................................................................... 2-9
2-4-1. When the Prism Block Is Replaced ............................................ 2-9
2-4-2. When the C Board Is Replaced .................................................. 2-9
1