Samsung CK5373Z5X Service Manual page 34

Troubleshooting
5-4 No Sound (Video OK)
Check IC201
Pin 15 (Sound Out)
Check IC602
Pins 1,7 (0V)
Check IC602
Pin 4 (B+ 10-12.5V)
Check IC602
Check/Replace
A/V Front assembly.
5-5 No TTX
Check IC901
Pins 24
Check IC901
Pin 31,32,33,34,35
Check IC201
Pin 23, 24, 25, 26
See No Video
5-4
No
Check/Replace
Yes
Check/Replace
Yes
No
No Check/Replace
Yes
No
Check/Replace
Yes
Check/Replace
Yes
No
No Check/Replace
Yes
No
Check/Replace
Yes
IC201
Q903, Q907
R812, R813
IC602
QT02, IC901
IC901
IC201
Samsung Electronics