Thoubleshooting
DVD1 peripheral soldering
5-14
DVD play error
'NO DISK' appears
after pickup moves up and down
twice at power on?
Yes
33MHz clock is
input in DIC1-33 pin and
DIC6-43 pin?
Yes
27MHz clock is
input in DIC1-5 pin and
DIC6-21 pin?
Yes
Wavef o rms of MI C 2 10-15/ 1 7-21pi n
are measured i n al l 8 bi t s l i k e CH2 and CS2(MI C 2-22 pi n )
\ W R(MI C -29 pi n )/ R D(MI C 2-24 pi n ) si g nal s swi n g?
Yes
Signals are output
from DIC1-36, 37, 38 pin?
and short check
No
Check DIC1, MIC1 peripheral short
No
Check 33MHz oscillating part
No
Check 27MHz oscillating part
No
Check MIC2 peripheral soldering
No
Replace DIC1
Samsung Electronics