18
PRESTIGIO P170T / P190T
ENG
9. Troubleshooting
• Monitor
If this product is not functioning properly, you may be able to solve the problem by the following below:
Problem
Possible solution
Blank screen
If the power LED is not lit, push the Soft power switch or check the AC cord to turn
the monitor on. If the unit is powered through the computer, check that the
computer is switched on.
The unit might be in standby mode. Push one of the keyboard keys. Check that the
keyboard is properly connected 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 unit and to the power
outlet.
Error message: Video mode
Check the resolution and the frequency on the video port of your computer.
not supported
Compare these values with the data in the Preset Timing Table.
The display does not enter
The video signal from the computer does not comply with VESA DPMS standard.
power management mode
Either the computer or the graphics adapter is not using the VESA DPMS power
management function.
Color defects
Check that the signal cable connector is properly connected and that the connection
pins are not bent or damaged. Try another color temperature.
Size, position, shape or
Adjust the picture characteristics as described in the section OSD Adjustment (4-3).
quality unsatisfactory
Duplicated images
A problem with your graphics adapter or display unit. Contact your service
representative.
Image is not stable
Check that the 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.
If the setting is not correct, use your computer utility program to change the display
settings.
Message : No signal
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 computer is switched on.
The power LED is a orange color
To enter a power saving mode. You can reactivate the system by pressing any key or
moving the mouse.
LED Indicator can be orange color on changing of video mode or Input Signal.
Check the resolution and the frequency on the video part of your computer.
Compare these values with the data in the Preset Timing Table.
Contacting service
If the above troubleshooting hints do not help you find a solution to the problem, contact an authorized service agent.
If the monitor is sent for service, use the original package if possible.
Unplug the unit from the power outlet and contact a service agent when:
• The monitor does not operate normally according to the operating instructions.
