
Product System (PS)
Subject:
C4-425 Trouble Shooting Guide
Part No.:
9J.01B75.BAE
Rev.: 0
Doc. No.
9J.01B75.BAE-C4-425-001
Project Code:
9J.01B75.001
Component Part. No.:
NA
Page 1 of 3
Model Name:
V37X EU
Marketing Description :
Form No: BQY0-0B-003-32(031205)
1
System Trouble Shooting Flow Chart
1.
Check remote controller battery.
2.
Check remote controller.
3.
Check wire connection between main board ,keypad and IR
board..
IR Remote
controller, keypad
and LED OK?
Backlight OK?
(No full white)
No
1.
Check cable connection between AC socket and power board.
2.
Check cable connection between power board and main board.
3.
Check power board +V5S is avaluable or not
Power On OK?
1.
Check cable connection between main board and LCD panel
Yes
No
Yes
No
Yes
No
1.
Check cable connection between main board and LCD panel.
OSD Image OK?
1.
Check input cable.
2.
Check OSD source set up.
No signal?
Yes
Yes
No
1.
Check wire between power board and speaker.
2.
Check audio input connection.
Audio OK?
No
1.
Check main board
Function OK?
Yes
No
Summary of Contents for V37X
Page 10: ...10 2 2 Transportation...
Page 11: ...11...
Page 51: ...51 4 4OSD Control flow...
Page 52: ...52...
Page 53: ...53 4 5 Remote Controller Fig 3 Remote Controller...
Page 59: ...59 Packing...
Page 60: ...60...
Page 75: ...75 Remote control testing distance Specification Test condition Min Typ 0 2m 6m 30 2m 6m...
Page 78: ...78 3 3 Timing table 3 3 1 PC system 3 3 2 Video S video mode 3 3 3 Component mode...
Page 79: ...79...
Page 80: ...80 Disassembly Assembly Exploded View...
Page 81: ...81 Disassembly Assembly Disassembly...
Page 82: ...82...
Page 83: ...83...
Page 84: ...84...
Page 85: ...85...
Page 86: ...86...
Page 87: ...87...
Page 88: ...88 Assembly...
Page 89: ...89...
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Page 103: ...103...
Page 113: ...113 add foil on keypad cord...
Page 115: ...115...
Page 126: ...126 Circuit Schematics...
Page 127: ...127...
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Page 143: ...143 PCB Artwork...
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Page 153: ...153 Appendix 1 Screw List Torque...
Page 154: ...154 Appendix 2 Code List IR RS232 IR code...
Page 158: ...158 RS232 Code...
Page 159: ...159...
Page 160: ...160...
Page 161: ...161...