37
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LCD TV AOC L37W861
18
5. Repair Flow Chart
5.1. No Power (No LED indicator)
5.2. Can not start (LED indicator yellow)
NG
Repair the key board
OK
Check 5V SB
NG
Return to “1”
OK
Check PWR ON signal
NG
Check U411, X402
NG
Replace U411 or X402
Check I
2
C communication
OK
Check U401, U402
NG
Replace the main board
OK
OK
Check main board power supply part
Check key board
Check I
2
C communication
OK
Check 3.3V SB
NG
Check U703
NG
Check power cord and board interface
Plug in power cord and interface
OK
Check F901, BD901, C907
NG
Replace F901 or BD901 or C907
OK
Check IC931, Q931
Check D935, C926, C928
NG
Replace IC931 or Q931
OK
Check T901
OK
Replace T901
Replace D935 or C926 or C928
NG
NG
Summary of Contents for L37W861
Page 17: ...37 LCD TV AOC L37W861 17 8 Remove the 5 screws to release the panel and bezel ...
Page 23: ...37 LCD TV AOC L37W861 23 6 PCB Layout 6 1 Main Board ...
Page 24: ...37 LCD TV AOC L37W861 24 ...
Page 25: ...37 LCD TV AOC L37W861 25 6 2 Power Board ...
Page 26: ...37 LCD TV AOC L37W861 26 6 3 Key Board 6 4 IR Board ...