Samsung CK1438VR5X/VWT Service Manual page 33

5-3 No Video (Sound OK)
Check IC201
Pin 12,37 (8V)
Check IC201
Pin 6 (CVBS)
Check IC201
Pins 19, 20, 21
Check IC201
pin 27 (Y-IN)
Check IC501
on the CRT PCB
Check/Replace
R417, R505 (HEATER 6.3Vrms)
D503 (CRT G1 pin)
CRT, V999
Samsung Electronics
No
Yes
No
Yes
No
No
Yes
No
Troubleshooting
Check/Replace
IC802 KA7630
Check/Replace
IC201
Check/Replace
IC201, Q203
Check/Replace
IC501
5-3