Sony BRAVIA VPL-VW90ES, Service Manual, Page: 5 / 168

1 (E)
VPL-VW90ES
Table of Contents
2. Electrical Adjustments
2-1. Preparations ...............................................................2-1 (E)
2-1-1. Required Equipment ........................................2-1 (E)
2-1-2. Service Mode Setting .......................................2-1 (E)
2-1-3. Model Name Display (Shop Demonstration)
Mode Setting ....................................................2-2 (E)
2-1-4. Motion fl ow (Shop Demonstration)
Mode Setting ....................................................2-2 (E)
2-2. Service Know-How ...................................................2-3 (E)
2-2-1. When the Optical Unit Assembly is
Replaced...........................................................2-3 (E)
2-2-2. When the Board is Replaced ............................2-3 (E)
2-2-3. IRIS Copy ........................................................2-4 (E)
2-2-4. Panel Driver Gain B Copy ...............................2-4 (E)
2-2-5. Lens Shift Data Copy .......................................2-4 (E)
2-2-6. Panel Alignment Data Copy ............................2-4 (E)
2-3. White Balance Adjustment ........................................2-5 (E)
2-4. IRIS
Adjustment ........................................................2-7 (E)
2-5. Panel Driver Gain B Adjustment ...............................2-7 (E)
2-6. Software Upgrade Method ........................................2-8 (E)
2-6-1. Preparation .......................................................2-8 (E)
2-6-2. SUB CPU Upgrade ..........................................2-9 (E)
2-6-3. Scan Converter Upgrade ................................2-10 (E)
2-6-4. Writing of LookUpTable/3DGamma/
ABGamma/LCK/OGMTable/
CSMatrixTable ............................................... 2-11 (E)
2-6-5. Obtaining of LookUpTable/3DGamma/
ABGamma/LCK/OGMTable/
CSMatrixTable from the Board .....................2-12 (E)
2-7. Memory ...................................................................2-13 (E)
2-8. Adjustment Item Initialize Data ..............................2-16 (E)
3. Spare Parts
3-1. Notes on Repair Parts ...................................................... 3-1
3-2. Exploded
Views ............................................................... 3-2
3-3. Electrical Parts List ....................................................... 3-10
3-4. Packing Materials & Supplied Accessories ................... 3-47
Manual Structure
Purpose of this manual ............................................................ 3 (E)
Related manuals ...................................................................... 3 (E)
1. Service Overview
1-1. Appearance Figure ....................................................1-1 (E)
1-2. Board Locations ........................................................1-1 (E)
1-3. Disassembly
..............................................................1-2 (E)
1-3-1. Top Cover Assembly ........................................1-4 (E)
1-3-2. HA Board .........................................................1-4 (E)
1-3-3. TL Board ..........................................................1-5 (E)
1-3-4. Front Panel Block and EM Board ....................1-5 (E)
1-3-5. Optical Block Assembly-1 ...............................1-6 (E)
1-3-6. Optical Block Assembly-2 and U Board..........1-7 (E)
1-3-7. CB Board .........................................................1-7 (E)
1-3-8. CA Board .........................................................1-8 (E)
1-3-9. Optical Unit Assembly .....................................1-8 (E)
1-3-10. GA Board .........................................................1-9 (E)
1-3-11.
GB Board .......................................................1-10 (E)
1-3-12. D.C. Fan .........................................................1-10 (E)
1-3-13. Lamp Power Supply....................................... 1-11 (E)
1-3-14. V Board, TA Board and D.C. Motor ..............1-12 (E)
1-3-15. D.C. Fan (EX) ................................................1-13 (E)
1-3-16. QB Board .......................................................1-14 (E)
1-3-17. QA Board .......................................................1-15 (E)
1-3-18. Extension Boards and Extension Cables .......1-16 (E)
1-3-19. Connection
.....................................................1-17 (E)
1-4. Indicator ..................................................................1-19 (E)
1-5. Circuit Description ..................................................1-20 (E)
1-6. Connecting/Disconnecting
the
Flexible Card Wire ..................................................1-21 (E)
1-7. Lead-free Solder ......................................................1-22 (E)