Samsung CB14Y5TW0XXEC Service Manual page 31

Troubleshooting
5-2 No Power
5-2
No
Check the 125V,
13.0V B + Lines
Yes
No
Check IC802
Pin 9 (5V)
Check IC901 No
Pin 16 (4V).
Yes
Check IC901
No
Pin 18 ; Stand-by : 0V
Normal : 5V
Check IC201, No
Pin 40 (H-out)
Check/Replace
IC801, D801, F802
Check/Replace
IC802 (KA7630)
Check/Replace
IC901
Check/Replace
IC901, (µ-com).
Check/Replace
IC201, Q401, Q402.
Samsung Electronics