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User Manual BDL4211x
12
2.4 TROUBLESHOOTING
This page deals with problems that can be corrected by the user. If the problem still persists after
you have tried these solutions, contact your nearest Philips dealer.
Common Problems
Symptoms Having this problem? Check these items
No Video/ Power
LED off.
No picture, the LCD
Monitor is dead.
Check connection integrity at both ends of
the video cable and/or power cord.
Electric outlet verification.
Ensure AC power at the rear of the LCD
Monitor is switched on.
No Video/ Power
LED on.
No picture or no
brightness.
Increase brightness and contrast controls.
Check for bent or broken pins in video cable
connector.
Perform the LCD
Monitor self-test
feature check.
Picture is fuzzy, blurry or
ghosting.
Auto adjust image through Menu > Image
Setting > Auto Adjust.
Adjust Phase and Clock controls via OSD.
Eliminate video extension cables. Perform
the LCD Monitor factory reset (via Menu >
Factory Reset > All Settings).
Lower video resolution or increase font size.
Shaky/Jittery Video
Wavy picture or fine
movement.
Auto adjust image through Menu > Image
Setting > Auto Adjust.
Adjust Phase and Clock controls via OSD
Perform the LCD Monitor factory reset (via
Menu > Factory Reset > All Settings).
Check environmental factors.
Relocate and test in other room.
Missing Pixels
LCD screen has spots.
Cycle power on-off.
These are pixels that are permanently off and
is a natural defect that occurs in LCD
technology.
Stuck-on Pixels
LCD screen has bright
spots.
Cycle power on-off.
These are pixels that are permanently on and
is a natural defect that occurs in LCD
technology.