Samsung TT20A54X/XAX Service Manual page 27

Troubleshooting
6-13 " Reverse Direction Search Screen " Doesn't Operate
the reverse direction
the speed of capstan
6-10
Check
Abnormal
the PLAYBACK
operation
Normal
Set to
Abnormal
search screen
mode
Normal
Check Playback Speed
motor
Searching Speed
Abnormal
Check for noise bar
Normal
Check/Replace
ICM601
Refer to "PLAYBACK
Doesn't Operate
Search towards right
Abnormal
Check
the C-FG input of
ICM601 Pin 88, 40
Normal
Check the deck
Normal
Replace ICM601
Check
the control pulse
of ICM601 Pin 37
Normal
Check the B +
Capstan Motor
Normal
Check the capstan motor
Abnormal
Check ICM601 Pin 79
and CAP F/R
Abnormal
Readjust the height
of A/C head
Samsung Electronics