42
’’ LCD TV AOC L42W761
25
3. Abnormal display
Check the source
OK
Reset source
NG
Check signal filter circuit
NG
Replace the filter or inductance
OK
Check U108
NG
Replace U108
TV signal
Check TV system setup
OK
Check TU701
Replace TU701
NTSC, AV,
NG
Component, PC signal
Check U107
NG
Replace U107
HDMI signal
Check U414, U415,
U914
NG
Replace U414, U415,
U914
OK
Check U401
NG
Replace U401
OK
NG
Replace U701
Check U701
Summary of Contents for L42W761
Page 15: ...42 LCD TV AOC L42W761 15 2 4 Front Panel Control Knobs ...
Page 20: ...42 LCD TV AOC L42W761 20 5 Remove the screws and pull out the connecters to remove the board ...
Page 22: ...42 LCD TV AOC L42W761 22 7 Remove the screws to remove the left and right metallic bracket ...
Page 28: ...42 LCD TV AOC L42W761 28 6 PCB Layout 6 1 Main Board ...
Page 29: ...42 LCD TV AOC L42W761 29 ...
Page 30: ...42 LCD TV AOC L42W761 30 6 2 Power Board ...
Page 31: ...42 LCD TV AOC L42W761 31 ...
Page 32: ...42 LCD TV AOC L42W761 32 ...
Page 33: ...42 LCD TV AOC L42W761 33 6 3 IR Board ...
Page 34: ...42 LCD TV AOC L42W761 34 6 4 Side Board 6 5 Key Board ...
Page 37: ...42 LCD TV AOC L42W761 37 8 Block Diagram ...
Page 38: ...42 LCD TV AOC L42W761 38 9 Schematic Diagram 9 1 Main Board ...
Page 39: ...42 LCD TV AOC L42W761 39 ...
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Page 55: ...42 LCD TV AOC L42W761 55 9 3 IR Board ...
Page 56: ...42 LCD TV AOC L42W761 56 9 4 Key Board ...
Page 57: ...42 LCD TV AOC L42W761 57 9 5 Side Board ...
Page 58: ...42 LCD TV AOC L42W761 58 9 6 Audio Board ...