37” LCD TV AOC L37W861
21
5.5. No sound
Check the source
OK
Reset source
Check signal filter circuit
NG
Replace the filter or inductance
OK
NG
SIF signal
Check TV system setup
OK
Check TU201
Replace TU201
Check U601, U602, U603
NG
Replace U601 or U602 or U603
Check Earphone jack
NG
Replace the Earphone jack
OK
Check speaker
NG
Replace speaker
Check U401
Replace U401
HDMI signal
NG
Check U501,
U502, U503, U504
NG
ReplaceU501,
U502, U503, U504
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 ...