Unsynchronized Image - Samsung SyncMaster CSH7839L Service Manual

7 Troubleshooting

7-2-5 Unsynchronized Image

Check input signals Pins 2, 13
and 14 of CN101 and G-BNC.
Are signals right?
Yes
Signals at Pins 7, 8 and 9 of
CN102 are right?
Yes
Signals at CN201 Pin 6, CN204
Pins 2 and 7 are right?
Yes
Check circuits on Main board.
(IC201 and IC251)
Done
7-18
No
Check Video cable.
No
Check IC05 on Video board.
No
Check wire dressing and connections.
CSH7839L/CSH9839L