Troubleshooting - Samsung CW29M064VPXXEC Service Manual

5. Troubleshooting

5-1 No Power
Counect
the Power code
Check
the
Power LED
LED Off
Check the
Voltage of IC102 #8
Abnormal
Check the
B+ 11.5V LIne
Abnormal
Check the
Micro fuse FD802S
Abnormal
Check the
IC801S, D801S, FP801S
Samsung Electronics
Check the
LED On
IC201S, B+
#14, #39, #51, #54
Abnormal
Normal
Check/Replace
IC802
Check the
Normal
X-tal,SDA,SCL port
of IC201S
Normal
Check the
(33)Pin (H-Drive)
of IC201S
Normal
Check the
130V- A Line
Normal
Check / Replace
Q401
Troubleshooting
Abnormal
Replace
IC201 S
Abnormal
Abnormal
Check the
FBT,D808
5-1