Samsung VP-D371 Service Manual page 138

Troubleshooting
Drum Does Not Rotate
IC401-60 is VS normal?
IC401 is Drum U, V, W
Replace Drum Motor
12-2
06:16
(When the error code shown above is
displaying follow the below step)
No
IC401-16 3V?
Yes
No
Yes
No
Waveform
Yes
SP
0:51:09:07
EJECT
Sound[2]
M
(( ))
...D
Check IC501 MICOM
NO
Yes
Check Q702,L717
Check IC401
Check
R5108,R5107,C518,C519
DRUM error OUT
Samsung Electronics