Troubleshooting - Samsung SyncMaster 150MP Service Manual

5 Troubleshooting

5-1 No Power
Does proper DC 12 V appear at
DC jack connected to CN102?
Yes
Does proper DC 5 V appear at
Pin 1 of IC103?
Yes
Does proper DC 2.5 V appear at
Pin 2 of IC100?
Yes
Does proper DC 3.3 V appear at
Pin 1 of IC104?
Yes
Check IC101.
SyncMaster 150MP
No
Check SMPS PCB and Adapter.
No
Check IC103.
No
Check FT116 and IC100.
No
Check IC104.
5-1