Dpms Failure - Samsung SyncMaster 1000s Service Manual

7 Troubleshooting

7-1-2 DPMS Failure

Check H/V_sync signal and Video
level of signal source.
Make No H/Vsync signal from
signal source. (Power off mode)
Is Amber LED blinking?
Yes
Is the +12 V line off?
Yes
Is the Q608 Base input correct?
Yes
Is the Q602 Base Input correct?
Yes
Done
7-2
No
Check IC201 Pin 31.
No
Check IC201 Pin 1 and Q417, IC405.
No
Check Pin 2 of IC201 and Q608.
No
Refer to 7-1-1 No Power Supply.
SyncMaster 1000s (CGP1607L)