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6-9 Vertical Sync Flows
Vertical Sync Flows
Check
the output of V-Sync
HREF from progressive
module
Check
the input of V-Sync
to LCD Control
Board
Check the input
of V-Sync to ICL301 Pin 14
on LCD Control Board
Check CNL04 (connector
to LCD panel)
Samsung Electronics
Yes
No
Yes
No
Yes
No
Yes
Replace the
progressive module
Check Connector
Assy AC1
Check ICL402
(74HC123) Pin 5
Troubleshooting
6-7
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