LG Flatron M228WD - Page 23

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Only for training and service purposes
LGE Internal Use Only
5. In case of strange screen display in specific modes
5-1. In case of no OSD display
(1) Symptom
1) LED is Blue.
2) The minute discharge is continuously accomplished from the module.
(2) Procedure check
Is the LVDS cable
normal ?
Is the VSC Board
normal?
Is the LVDS cable
connected?
Re-insert the Cable.
Yes
No
No
Yes
Does the FIL8548
IC(IC700) operate?
Replace the FIL8548
IC(IC700)
No
Is the Ctrl Board of
Module normal?
Replace the Ctrl B/D.
No
No
Yes
Replace the VSC B/D
Replace the cable.
Yes