Micom Failure - Samsung SyncMaster 1000s Service Manual

7-1-17 Micom Failure

Is the IC201 Pin 25 DC voltage
correct?
Yes
Do the IC201 Pins 32 and 33
13
waveform match #13?
Yes
Is the IC201 Pin 40 DC voltage
correct?
Yes
Are the IC201 another Pin
inut/output correct?
Yes
Verify operation and adjust monitor.
Done
SyncMaster 1000s (CGP1607L)
No
Check and replace D701, D702,
D703, D704, T701 and IC701.
No
Check and replace X201, C214 and
C215.
No
Check IC202.
No
Replace IC201 and verify.
7 Troubleshooting
WAVEFORMS
3.84 V (IC201, #32)
13
CH1 P-P = 3.84 V CH1 RMS = 2.5 V
7-11