Samsung CT20F3FNT - Troubleshooting; No Power Diagnosis

Samsung Electronics
Troubleshooting
5-1
5. Troubleshooting
5-1 No Power
Abnormal
Normal
Normal
Normal
Normal
Normal
Abnormal
Abnormal
Abnormal
Abnormal
Counect
the Power code
Check the
X-tal,SDA,SCL port
of IC201S
Check the
(33)Pin (H-Drive)
of IC201S
Check the
122.5V- A Line
Check the
3.3V-A,5V-A Line
of IC201S
Check/Replace
IC802
Replace
IC201 S
Check the
FBT,D805(D806)
Check the
12.5V-A Line
Check the
FD801S, D807, IC801S
or AC-Fuse
Check / Replace
Q401