Samsung CS29A6WT8X/BWT - Manual (Page 30)

Troubleshooting
Samsung Electronics 5-3
5-3 No Sound
No Sound, but Picture is
in normal operation
Check the CN602
Connection and Signal
Check
14V Line
Check
IC601 Input
Voltages (5V,8V)
Check
IC601 #24, #25
Check
D816, Q906
Normal
Normal
Replace
IC602
Check
IC601 Input Signal
Replace
IC601
Normal
Normal
Normal
Check
FA803S
Abnormal
Abnormal
Abnormal
Abnormal
Abnormal
Normal
Check
IC602 #7
(If the pin is in low state,
Sound is mute)
Check the Speaker
Wire Connection
Check
the coils around IC601
Abnormal
Check
the Tuner