DAEWOO ELECTRONICS DV-F882DY-C Service Manual page 31

B. Troubleshooting of Hi-Fi PB and REC mode
No Hi-Fi Sound
in playback mode
Is the ENVE level of
JPT02 more than 120mVp-p?
YES
Is A.SW PULSE input into
pin of IC201?
61
YES
Is 5V and clock data applied
to pin , of IC201?
14 15
YES
Is signal input into pin ,
51 64
of IC201
YES
Is there output at
pin , of IC201
21 22
YES
SCART JACK check
NO
Check the ICB01
of PRE-AMP circuit
NO
Check pin of IC601
20
NO
Check IC601
NO
Is there output at
, of IC201?
52 63
NO
Change IC201
28
NO
Check CK13,CM13