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6-3 No disc error
NO DISC ERROR
Check for
signal at Pin 98 of SIC6
(during playing) : more
than 0.4V
More than
0.3V
0V
Check for
signal at Pin 100 of SIC6
(during playing) : more
than 0.3V
Check for
voltage Pin 53 of SIC6
: from 5V to 0V
100
4DSUM
5V
53
0V
FL
Replace MIC 1
6-3
No
Yes
pick-up goes up and
down when PLAY button
is pressed
No
Yes
pick-up emits
LASER beam
No
Yes
More than 0.4V (2V generally)
0V
Check if
No
Yes
Check if
No
Yes
Check for change of voltage
when PLAY button is
Replace SIC 6
See FOCUS
does not play
Check for
voltage at Pin 6
of SCW 1 : -5V
at Pin 8 of SCW 1
pressed : 1.2V
2V
Replace SQI
Yes
Replace pick-up
Samsung Electronics
Troubleshooting
No
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