
19
’’ LCD TV AOC L19W461
20
5. Repair Flow Chart
1. No Power (No LED indicator)
2. Can not start (LED indicator yellow)
NG
Repair the key board
OK
Check 12V_SB
NG
Return to “1”
OK
Check PWR_ON signal
NG
Check U905, Q906, 0907
NG
Replace U905 or Q906 or Q907
Check I
2
C communication
OK
Check RELAY-SW signal
NG
Replace Q910, Q912
Check U401, U404
NG
Replace U401 or U404
OK
OK
Check main board power supply part
Check key board
OK
Check I
2
C communication
NG
Check power cord and board interface
Plug in power cord and interface
OK
Check F901, BD901, C904
NG
Replace F901 or BD901 or C904
OK
Check IC901, Q902
Check IC903, IC904
NG
Replace IC901 or Q902
OK
Check T901
OK
Replace T901
Replace IC903 or IC904
OK
NG
NG
Check ZD902
NG
Replace ZD902
Summary of Contents for L19W461
Page 4: ...19 LCD TV AOC L19W461 4 1 General Specification ...
Page 5: ...19 LCD TV AOC L19W461 5 2 Operating Instructions 2 1 The Use of Remote Control ...
Page 6: ...19 LCD TV AOC L19W461 6 2 2 To Use the Menus ...
Page 7: ...19 LCD TV AOC L19W461 7 ...
Page 8: ...19 LCD TV AOC L19W461 8 ...
Page 9: ...19 LCD TV AOC L19W461 9 ...
Page 10: ...19 LCD TV AOC L19W461 10 ...
Page 11: ...19 LCD TV AOC L19W461 11 ...
Page 12: ...19 LCD TV AOC L19W461 12 ...
Page 13: ...19 LCD TV AOC L19W461 13 2 3 How to Connect ...
Page 14: ...19 LCD TV AOC L19W461 14 2 4 Front Panel Control Knobs ...
Page 25: ...19 LCD TV AOC L19W461 25 6 PCB Layout 6 1 Main Board ...
Page 26: ...19 LCD TV AOC L19W461 26 ...
Page 27: ...19 LCD TV AOC L19W461 27 ...
Page 28: ...19 LCD TV AOC L19W461 28 ...
Page 29: ...19 LCD TV AOC L19W461 29 6 2 Power Board ...
Page 30: ...19 LCD TV AOC L19W461 30 ...
Page 31: ...19 LCD TV AOC L19W461 31 ...
Page 32: ...19 LCD TV AOC L19W461 32 6 3 Connector Board ...
Page 53: ...19 LCD TV AOC L19W461 53 9 2 Power Board ...
Page 54: ...19 LCD TV AOC L19W461 54 ...