Samsung CFTD2085X/SMS Service Manual page 64

5-23 Capstan Doesn't Rotate
Check the input
to CNM602 Pin 5
(A 15V)
Normal
Check
ICM601 Pin 14,41,59
50,69,70,92(5V)
Normal
Insert a tape and set to
the PLAYBACK mode
Check CNM602
Pin 4 (2.5V)
Normal
Check
the voltage of CNM602
Pin 8 (5V)
Normal
Check
the capstan motor
Samsung Electronics
Abnormal
Check the A 15V line
Abnormal
Check the A5V Line
Abnormal
the capstan PWM CTL
at ICM601 Pin 10
Abnormal
Check the B+5V Line
Check
Abnormal
Troubleshooting
Replace ICM601
5-17