Samsung SyncMaster 753DF - Page 36

5 Troubleshooting
5-16 SyncMaster 753DF/755DF
Are signals right?
Signals at Pins 28 and 29 of
IC201 are right?
Check IC201.
Yes
Yes
No
Check Video Cable
No
Signals at Pins 14 and 15 of
IC401 are right?
Check IC401
Check circuits on Main board.
Yes
Done
No
Check input signals Pins 2
and 3 of CN202.
5-2-5 Unsynchronized Image