Troubleshooting - Prestigio P171 User Manual

6. Troubleshooting

Eng
If your monitor is not functioning properly, you may be able to solve the problem by fol-
lowing the suggestions below :
Problem
Blank screen
Error message: Video
mode not supported
The display does not en-
ter power management
mode
Color defects
Size, position, shape or
quality unsatisfactory
Duplicated images
Image is not stable
14
P171_eng.indd
Possible solution
If the power LED is not lit, push the Soft power switch or
check the AC cord to turn the monitor on. If the display unit
is powered through the computer, check that the computer
is switched on.
The display unit might be in standby mode. Push one of the
keyboard keys. Check that the keyboard is properly con-
nected to the computer.
Check that the signal cable connector is properly connected
and that the connection pins are not bent or damaged. If the
connector is loose, tighten the connector's screws.
Check that the power cable is correctly connected to the
display unit and to the power outlet.
Check the resolution and the frequency on the video port
of your computer.
Compare these values with the data in the Preset Timing
Table.
The video signal from the computer does not comply with
VESA DPMS standard. Either the computer or the graphics
adapter is not using the VESA DPMS power management
function.
Check that the signal cable connector is properly connected
and that the connection pins are not bent or damaged. Try
another color temperature.
Adjust the picture characteristics as described in the section
OSD Adjustment(4-3).
A problem with your graphics adapter or display unit. Contact
your service representative.
Check that the display resolution and frequency from your
PC or graphic adapter is an available mode for your monitor.
In your PC, you can check through Control panel, Display,
Settings.
14
www.prestigio.biz
16.10.2003, 0:36