3.4 Rear Panel and AV Board Removal
1. Remove 1 screw
A
(T3
×
8) and screw
B
(M4
×
6) to release grounding wire.
2. Pull the Rear Panel ass’y upward off.
3.
Remove 5 screws
C
(T3
×
6) and remove the AV
Board.
3.5 Optical Unit Removal
1. Remove 6 screws
A
(T3
×
8) and screw
B
(M3
×
8) and disconnect a socket
C
on the
lamp house
2. Pull the Optical Unit upward off from
the cabinet bottom.
Part 2: Repair Information
2-7
A
B
C
AV board
C
Fig. 2-8
Fig. 2-9
A
A
A
A
A
A
C
B
Summary of Contents for D78-5532
Page 2: ...CANON Multimedia Projector LV X4U D78 5532 LV X4E D78 5533 SERVICE SMANUAL ...
Page 9: ...Part 1 General Information ...
Page 26: ...Part 2 Repair Information ...
Page 43: ...Part 3 Adjustment ...
Page 62: ...Part 4 Troubleshooting ...
Page 79: ...Part 4 Troubleshooting 4 17 AN5870SB RGB SYNC SW IC5201 LM4889 Audio Amplifier IC5031 ...
Page 81: ...Part 4 Troubleshooting 4 19 FA5502 P F Control IC621 VPC3230D Video Decoder IC101 ...
Page 84: ...Part 4 Troubleshooting 4 22 TA1370FG Sync Separator Frequency Counter IC5302 ...
Page 85: ...Part 5 Parts Catalog ...
Page 86: ......
Page 94: ......
Page 100: ...Part 6 Electrical Diagrams ...