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Philips 420WN6 Manual Page 62

Lcd monitor/tv.
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Troubleshooting
Horizontal/Vertical
Lines
Sync Problems
LCD Scratched
Safety Related
Issues
Intermittent Problems The LCD Monitor
TV and Audio Problems
file:///D|/My%20Documents/dfu/420WN6/english/420wn6/SAFETY/saf_troub.htm (3 of 7)2005-11-07 12:44:35 PM
Screen has one or
more lines
Screen is
scrambled or
appears torn
Screen has
scratches or
smudges
Visible signs of
smoke or sparks
TV malfunctions
on & off
Perform the LCD Monitor TV reset
Auto adjust image through Menu -> Image
Setting -> Auto Adjust
Adjust Phase and Clock controls via OSD
Check for bent or broken pins in the video
cable connector
Note: When operating in DVI mode, the
Pixel Clock and Phase adjustments are
not available.
Perform the LCD Monitor TV reset
Push Auto Adjust button
Adjust Phase and Clock controls via OSD
Check for bent or broken pins
Boot up in the "safe mode"
Turn the LCD Monitor TV off and clean the
screen
Do not perform any troubleshooting steps
The LCD Monitor TV needs to be replaced
Ensure the LCD Monitor TV is in proper video
mode
Ensure video cable connection between
computer and the LCD monitor TV is secured
Perform the LCD Monitor TV factory reset (via
Menu -> Factory Reset -> All Settings)
Perform the LCD Monitor TV self-test feature
check to determine if the intermittent problem
occurs in self-test mode

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