Philips 300WN5 Manual page 64

Troubleshooting
Shaky/Jittery Video
Missing Pixels
Stuck-on Pixels
Brightness Problems
Geometric Distortion
file:///D|/My%20Documents/dfu/300WN5/english/300wn5/SAFETY/saf_troub.htm (2 of 8)2005-02-16 10:33:32 AM
Wavy picture or
fine movement
LCD screen has
spots
LCD screen has
bright spots
Picture too dim or
too bright
Screen not
centered correctly
Auto adjust image through Menu -> Image
Setting -> Auto Adjust
Adjust Phase and Clock controls via OSD
Perform the LCD Monitor TV factory reset (via
Menu -> Factory Reset -> All Settings)
Check environmental factors
Relocate and test in other room
Cycle power on-off
These are pixels that are permanently off and
is a natural defect that occurs in LCD
technology
Cycle power on-off
These are pixels that are permanently on and
is a natural defect that occurs in LCD
technology
Perform the LCD Monitor TV factory reset (via
Menu -> Factory Reset -> All Settings)
Auto adjust image through Menu -> Image
Setting -> Auto Adjust
Adjust brightness & contrast controls
Note: When operating in DVI mode, the
contrast adjustment is not available.
Perform the LCD Monitor TV reset on
"Position Settings Only"
Auto adjust image through Menu -> Image
Setting -> Auto Adjust
Adjust the centering controls
Ensure the LCD Monitor TV is in proper video
mode
Note: When operating in DVI mode, the
positioning adjustments are not
available.