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Troubleshooting
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 TV 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
Brightness Problems Picture too dim or
too bright
● 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.
Geometric Distortion Screen not
centered correctly
● 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.
file:///D|/My%20Documents/dfu/BDL4221V/english/420wn6/SAFETY/saf_troub.htm (2 of 7)2005-11-07 12:55:07 PM