Samsung SyncMaster 1000s Service Manual page 39

7-1-19 User Control Failure
Check CN403, CN210, CN211, CN212
and check their connector Ass'y.
Check connection with Tact S/W and
Control Knob on Control Board.
Do some variation of IC201
Pins 11 and 12 waveform at each
function operate key on/off?
Yes
Check and replace IC201 and verify
operation.
Done
7-1-20 Degaussing Failure
Check CN602, CN603 and CN402.
Is the RL601 correct?
Yes
Is the Q601 base input level
correct?
No
Is the IC201 Pin 7 output correct?
Yes
Verify operation.
Done
SyncMaster 1000s (CGP1607L)
No
Check and replace Control Board.
No
Check and replace RL601, PTH601
and D-Coil
Yes
Check and replace Q601 and check
+14 V line.
No
Check and replace and check Control
Board.
7 Troubleshooting
7-13