Samsung DVD-R130 Service Manual page 29

AV1,AV2,AV3 CVBS Video Input Error
Has about p-p 1V level?
Has about p-p 1V signal?
Samsung Electronics
Pin 8,10,12 In IC216
Yes
Pin 35 In IC216
Yes
A
No
Check the connection between
Pin 8,10,12 in IC216 and Pin-Jack.
No
Check Pin 35 in IC216
of input power(5V).
VIC1 of Main PCB Clock
VIC1 of Main PCB DATA
Troubleshooting
5-5