35
5. Repair Flow Chart
No Picture (LED Orange)
Change key board/IR board
Check U401
Change U401
Check key board/IR board
No picture
OK
NG
OK
NG
Check 24V power supply
OK
Check the power supply circuit
NG
Check main board standby power supply
Change U751
OK
NG
Check I
2
C bus
Check I
2
C communication
NG
OK
Содержание LT19Z6
Страница 4: ...4 1 General Specification ...
Страница 5: ...5 2 Operating Instructions 2 1 The Use of Remote Control ...
Страница 6: ...6 2 2 To Use the Menus ...
Страница 7: ...7 ...
Страница 8: ...8 ...
Страница 9: ...9 ...
Страница 10: ...10 ...
Страница 11: ...11 ...
Страница 12: ...12 ...
Страница 13: ...13 ...
Страница 14: ...14 ...
Страница 15: ...15 ...
Страница 16: ...16 ...
Страница 17: ...17 ...
Страница 18: ...18 ...
Страница 22: ...22 2 3 How to Connect ...
Страница 23: ...23 ...
Страница 24: ...24 ...
Страница 25: ...25 2 4 Front Panel Control Knobs ...
Страница 26: ...26 ...
Страница 30: ...30 3 6 VGA Support Format ...
Страница 31: ...31 4 Mechanical Instructions Front view Back view 1 Unplug and remove the base ...
Страница 40: ...40 6 PCB Layout 6 1 Main Board 715G4035 ...
Страница 41: ...41 ...
Страница 42: ...42 6 2 Power Board 6 2 1 For LT19Z6715 715G3762 ...
Страница 43: ...43 ...
Страница 44: ...44 6 2 2 Power Board For LTF22Z6 LTF24Z6 715G3895 ...
Страница 45: ...45 ...
Страница 46: ...46 715G4313 ...
Страница 47: ...47 ...
Страница 48: ...48 ...
Страница 49: ...49 6 3 Key Board 715G4168 6 4 IR Board 715G4169R01 ...
Страница 52: ...52 8 Block Diagram ...
Страница 53: ...53 9 Wiring Diagram ...