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5 Troubleshooting
5-3 No Picture (PC Signal [Analog])
Check Pin 22 and 24 of CN201.
Yes
Check Pin 66 and 67 of CN203.
Yes
Does the colck pluse
appear at R619, R621 and
H/V Sync pulse of IC603?
Yes
IC901 and IC903 and replace it.
LTM295W/LTM405W
No
Check CN201 and related circuit.
No
Check IC203 and related circuit.
No
Check IC603 and related circuit.
CONFIDENTIAL
5-3
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