Read Sony RM-PJ3 / VPL-CS20 / VPL-CX20 Service Manual online
1
VPL-CX20/CS20
Table of Contents
1.
Service Overview
1-1.
Appearance Figure .......................................................... 1-1
1-2.
Board Locations .............................................................. 1-1
1-3.
Disassembly .................................................................... 1-2
1-3-1.
Top Panel ............................................................... 1-5
1-3-2.
C Board ................................................................. 1-6
1-3-3.
Optics Unit ............................................................ 1-7
1-3-4.
Prism Block Assembly .......................................... 1-8
1-3-5.
Incidence Polarizer Assembly ............................... 1-9
1-3-6.
PS Assembly ......................................................... 1-9
1-3-7.
Adjustor Unit ....................................................... 1-10
1-3-8.
D.C. Fan (For Lamp) ........................................... 1-10
1-3-9.
Lamp Power Supply ............................................ 1-11
1-3-10.
H Board ............................................................... 1-12
1-3-11.
Side Panel Assembly ........................................... 1-12
1-3-12.
GB Board ............................................................. 1-13
1-3-13.
D.C. Fan (For Exhaust) ....................................... 1-13
1-3-14.
F Board ................................................................ 1-14
1-3-15.
GA Board ............................................................ 1-14
1-3-16.
D.C. Fan (For Prism), V Board ........................... 1-15
1-3-17.
Lamp and Concave Lens-1 .................................. 1-16
1-3-18.
Lamp and Concave Lens-2 .................................. 1-17
1-3-19.
Lamp .................................................................... 1-18
1-3-20.
Precaution During Lamp and Concave Lens ....... 1-18
1-3-21.
How to Route the Lamp Lead and the Harness ... 1-19
1-3-22.
3D GAMMA Quick Access Application
Software .............................................................. 1-20
1-4.
Warning on Power Connection ..................................... 1-20
2.
Electrical Adjustments
2-1.
Preparation ...................................................................... 2-1
2-1-1.
Required Equipment .............................................. 2-1
2-1-2.
How to Enter the Factory Mode ............................ 2-1
2-2.
V COM Adjustment ........................................................ 2-1
2-3.
Initial Values of Adjustment Items ................................. 2-2
2-4.
Service Know-How ...................................................... 2-12
2-4-1.
When the Prism Block is Replaced ..................... 2-12
2-4-2.
When the Lens is Replaced ................................. 2-12
2-4-3.
When the Board is Replaced ............................... 2-12
2-5.
White Balance Adjustment ........................................... 2-13
2-5-1.
HIGH Mode of INPUT-A ................................... 2-13
2-5-2.
LOW Mode of INPUT-A .................................... 2-13
2-5-3.
HIGH Mode of VIDEO ....................................... 2-13
2-5-4.
LOW Mode of VIDEO ........................................ 2-13
2-6.
Auto Focus (AF) Adjustment ....................................... 2-14
2-7.
Memory Structure ......................................................... 2-15
3.
Semiconductors
4.
Spare Parts
4-1.
Notes on Repair Parts ..................................................... 4-1
4-2.
Exploded Views .............................................................. 4-2
4-3.
Electrical Parts List ....................................................... 4-12
5.
Block Diagrams
Overall ............................................................................ 5-1
6.
Diagrams
6-1.
Frame Schematic Diagrams ............................................ 6-2
6-2.
Schematic Diagrams and Board Layouts ........................ 6-3
Schematic Diagrams
C (1/12) ........................................................................... 6-3
C (2/12) ........................................................................... 6-4
C (3/12) ........................................................................... 6-5
C (4/12) ........................................................................... 6-6
C (5/12) ........................................................................... 6-7
C (6/12) ........................................................................... 6-8
C (7/12) ........................................................................... 6-9
C (8/12) ......................................................................... 6-10
C (9/12) ......................................................................... 6-11
C (10/12) ....................................................................... 6-12
C (11/12) ....................................................................... 6-13
C (12/12) ....................................................................... 6-14
H ................................................................................... 6-17
L .................................................................................... 6-18
NF ................................................................................. 6-18
NR ................................................................................. 6-18
U ................................................................................... 6-18
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