19
″&22″LCD TV AOC L19BH83&L22BH83
26
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 TU101
Replace TU101
Check U602, U603
NG
Replace U602 or U603
Check Earphone jack
NG
Replace the Earphone jack
OK
Check speaker
NG
Replace speaker
Check U600
Replace U600
NG
Check input signal
OK
OK
Summary of Contents for L19BH83
Page 28: ...19 22 LCD TV AOC L19BH83 L22BH83 28 6 PCB Layout 6 1 Main Board ...
Page 29: ...19 22 LCD TV AOC L19BH83 L22BH83 29 ...
Page 30: ...19 22 LCD TV AOC L19BH83 L22BH83 30 ...
Page 31: ...19 22 LCD TV AOC L19BH83 L22BH83 31 6 2 Power Board ...
Page 32: ...19 22 LCD TV AOC L19BH83 L22BH83 32 6 3 Key Board 6 4 IR Board ...