Samsung CS301BN2X Service Manual page 26

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Troubleshooting
5-2 No Video (Sound Ok)
R527 (HEATER 6.3Vrms)
5-2
No
Check IC201
Pin 6 (CVBS)
Yes
No
Check IC201
Pin 27 (Y-IN)
Yes
Check IC201
No
Pins 19, 20,21
(R/G/B out)
Yes
No
Check IC501, 502,
503 on the CRT PCB
Yes
Check/Replace
CRT, V999
Check/Replace
IC201
Check/Replace
IC201, R242
Check Pin 26 [0.3V],
Pin 41 Sand castl wave/
Replace IC201, DZ402, IC901
Check/Replace
IC501, 502, 503
Samsung Electronics