AOC L42W765 - Page 26

42’’ LCD TV AOC L42W765
26
4. No sound
Check the source
OK
Reset source
NG
Check signal filter circuit
NG
Replace the filter or inductance
OK
NG
SIF signal
Check TV system setup
OK
Check TU701
Replace TU701
AV, Component, PC signal
Check U600
NG
Replace U600
Check Earphone jack
NG
Replace the Earphone jack
OK
Check speaker
NG
Replace speaker
OK
NG
Replace U701
Check U701
Check U103
Replace U103
OK
Check U101
Replace U101
Check U401
Replace U401
NG
Check U1, U2, U3
Check U1, U2, U3
NG