Samsung TB14C52S/XEC Service Manual page 50

6-3 No RF Picture / Sound
Check IC901 #23, #24
Yes
Yes
Check D834 "H" and
IC807
Yes
Check IC201 #12, #37
Yes
Check Q401, Q402
Yes
Check
IC201 #40, #41,
R416, R408, R409,
D401, D402
No
Replace
Samsung Electronics
No
2
Check Another I C
bus line
No
Replace
No
Replace
No
Replace
No
Check After
bus line open
Troubleshooting
6-3