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4
Troubleshooting
This monitor has been pre-adjusted using factory standard VGA
timings. Due to the output timing differences among various
VGA cards in the market, users may initially experience an
unstable or unclear display whenever a new display mode or new
VGA card is selected.
Note: This monitor supports multiple VGA modes. Refer to the
Preset Display Modes Table for a listing of modes supported by
this monitor.
PROBLEM: Picture is unclear and unstable.
The picture is unclear and unstable, please perform the following
steps :
1. Enter PC to "Shut Down Windows" status while you're in
MS-Windows environment.
2. Check the screen to see if there's any black vertical stripes
appear. If there are, take advantage of the "Clock" function
in OSD menu and adjust (by increment or decrement
numbers) until those bars disappear.
3. Move to "Phase" function in OSD menu again and adjust the
monitor screen to its most clear display.
4. Click "No" on "Shut Down Windows" and back to the
normal PC operating environment.
Compaq 7020 Flat Panel Monitor User’s Guide 4-1