Samsung DVD-R130, Service Manual, Page: 32 / 130

Troubleshooting
5-8 Samsung Electronics
Check audio signal
of 37,38 pin in IC216.
Check all the 5V pin8
of AIC1
(MAIN PCB)
Check the passive parts
arond Jack pin.
Check the Low state pin8 of the
Front Micom IC217(JACK PCB)
No
No
Check SMPS
Check the audio signal pin7
pin8 of AIC1
(MAIN PCB)
No
No
Replace Main PCB
Check digital clock and
data pin1, 2, 3, 16 of AIC1
(MAIN PCB)
Replace MAIN PCB
Yes
Yes
Yes
Yes
There is no Audio Output
AUDIO DATA