
116
Troubleshooting
1.
System trouble shooting :
Backlight OK?
(No full white)
1.
Check cable connection between main board and LCD panel
IR Remote
controller,
keypad and LED
1.
Check remote controller battery.
2.
Check remote controller.
3.
Check wire connection between main board ,keypad and IR
OSD Image OK?
2.
Check cable connection between main board and LCD panel.
Audio OK?
1.
Check wire between power board and speaker.
1.
Check audio input connection.
Power On OK?
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
Function OK?
1.
Check main board
No
No
Yes
Yes
No
Yes
No
Yes
No
Yes
No signal?
1.
Check input cable.
2.
Check OSD source set up.
Yes
No
No
Содержание V37X
Страница 10: ...10 2 2 Transportation...
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Страница 51: ...51 4 4OSD Control flow...
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Страница 53: ...53 4 5 Remote Controller Fig 3 Remote Controller...
Страница 59: ...59 Packing...
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Страница 75: ...75 Remote control testing distance Specification Test condition Min Typ 0 2m 6m 30 2m 6m...
Страница 78: ...78 3 3 Timing table 3 3 1 PC system 3 3 2 Video S video mode 3 3 3 Component mode...
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Страница 80: ...80 Disassembly Assembly Exploded View...
Страница 81: ...81 Disassembly Assembly Disassembly...
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Страница 88: ...88 Assembly...
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Страница 104: ...104 Level 1 Cosmetic Appearance Alignment Service Visual Inspection Cleaning Appearance specification...
Страница 111: ...111 foil on LVDS cord Add gasket between panel main frame to block a hole above shedding 2 HORIZONTAL 391MHz...
Страница 112: ...112 main frame paste copper to panel 3 VERTICAL 405 648 688 702 742 891 175 195 168MHz HORIZONTAL 148 175 195MHZ...
Страница 113: ...113 add foil on keypad cord...
Страница 114: ...114 Level 2 Circuit Board and Standard Parts Replacement Block Diagram V32L Video Block diagram...
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Страница 153: ...153 Appendix 1 Screw List Torque...
Страница 154: ...154 Appendix 2 Code List IR RS232 IR code...
Страница 158: ...158 RS232 Code...
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