4 Troubleshooting
4-4
MO15E*
CONFIDENTIAL
4-3 No OSD
There is video but no OSD.
While pushing a front control
button, does any pulse appear
at Pin 16, 17 of IC501?
Press exit key for more than 5
seconds to do the factory preset.
No
Do the pulses appear at Pin2
and Pin3 of CN600 while
pushing a front control button?
Replace IC300 and
check its related circuit.
Yes
Yes
Replace IC501 or check its
related circuit.
Replace the key function PBA.
No
Содержание MO15E Series
Страница 6: ...MO15E 5 1 CONFIDENTIAL 5 Exploded View and Parts List ...
Страница 8: ...7 Block Diagram MO15E 7 1 H V NT7181F Brightness On Off 14V 12MHz 12MHz Mascot V CONFIDENTIAL ...
Страница 9: ...8 Wiring Diagram MO15E 8 1 CONFIDENTIAL 8 Wiring Diagram ...
Страница 13: ...10 Panel Description 10 2 MO15E CONFIDENTIAL Memo ...
Страница 14: ...CONFIDENTIAL 9 Schematic Diagrams 9 2 MO15E 8 10 11 13 14 15 ...
Страница 16: ...CONFIDENTIAL 9 Schematic Diagrams 9 4 MO15E 1 9 12 2 ...
Страница 18: ...9 Schematic Diagrams 9 6 MO15E CONFIDENTIAL 1 3 4 5 6 7 ...
Страница 19: ...Memo 8 Wiring Diagram 8 2 MO15E CONFIDENTIAL ...
Страница 20: ...7 Block Diagrams 7 2 MO15E CONFIDENTIAL Memo ...
Страница 26: ...5 Exploded View Parts List 5 2 MO15E Memo CONFIDENTIAL ...
Страница 28: ...4 Troubleshooting MO15E 4 3 CONFIDENTIAL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 WAVEFORMS ...
Страница 34: ...CONFIDENTIAL Memo 3 Disassembly and Reassembly 3 6 MO15E ...
Страница 40: ......