LG CT-29M65VE User Manual

Page 14

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AV Stereo

Select correct system
In menu

Check the connection
Of AV equipment

Check the the waveform
At pin16, 17 of IC11

Check TU101 Tuner

Check the waveform
At pin4, 5, of IC11

Check waveform
At pin 2, 4 of IC601

Check the voltage
At pin6 of IC601

Check the waveform
At pin 8, 9, 11, 12 of IC601

Check the voltage
Of pin2, 19, 20, 21,24 of IC11

Check the signal line of
SPK-L,R

Check pin 55 (mute)
of IC11

Check the vpltage
At pin7, 5 of IC601

Check /Replace
D828, D805, F806

OK

AV

OK

OK

OK

OK

OK

OK

NO

NO

NO

NO

NO

NO

OK

Check the connection of
side or Front AV Board

NO

Connect the Board

OK

Replace IC601

P603A

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