Service manual

Troubleshooting
Samsung Electronics 7-3
No Disc recognition
LD is outputted
from object lens at
play key input?
No focus incoming and
no disc occurs.
Yes
No
B
A
No focus incoming
FE in SIC1-65
is within specified range?
DRIC4-1, 2 output
are normal?
Check open state from
DRIC4 to pick-up.
Check RIC1 and A, B, C, D input.
Check DRIC4
Yes Yes
No No
A