32’’ LCD TV AOC L32W451B
30
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 Tuner
Replace Tuner
AV, AIR1/AIR2, PC signal
Check Audio decoder MSP3410G U4
NG
Replace U4
OK
Check U63, U61
NG
Replace U63 or U61
OK
Check Amplifier MAX9714 U60
NG
Replace U60
Check Earphone jack
NG
Replace the Earphone jack
OK
Check speaker
NG
Replace speaker
Summary of Contents for L32W451B
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Page 7: ...32 LCD TV AOC L32W451B 7 2 3 Front Panel Control Knobs 2 4 OSD Operations ...
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Page 16: ...32 LCD TV AOC L32W451B 16 2 5 How to Connect ...
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Page 34: ...32 LCD TV AOC L32W451B 34 Fig 4 Fig 5 Fig 6 ...
Page 36: ...32 LCD TV AOC L32W451B 36 7 PCB Layout 7 1 Main Board ...
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Page 38: ...32 LCD TV AOC L32W451B 38 7 2 Power Board 0 ...
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Page 41: ...32 LCD TV AOC L32W451B 41 7 3 Key Board 7 4 IR Board ...
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Page 43: ...32 LCD TV AOC L32W451B 43 7 5 DC DC Board ...
Page 44: ...32 LCD TV AOC L32W451B 44 7 6 Earphone Board ...
Page 46: ...32 LCD TV AOC L32W451B 46 8 2 Power Board 32 TV Power Board ...
Page 47: ...32 LCD TV AOC L32W451B 47 8 3 Exploded View ...
Page 60: ...32 LCD TV AOC L32W451B 60 9 2 Power Board ...
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Page 96: ...32 LCD TV AOC L32W451B 96 Q801 057T 763 4 RSS050P03 ...