16
Troubleshooting
Note: For troubleshooting with a KVM extender installed, please refer to the Instal-
ler/User Guide that comes with that equipment.
Blank Screen
After installing the power adapter and connecting I/O cable to a PC, the
monitor displays a blank screen.
•
Press the power button and check to see if the power LED is lit.
•
If the LED turns green, make sure the PC is powered on. Make
sure all cables are connected.
•
If the LED turns orange, check to see if the PC is in the power
saving mode by pressing any keys on the keyboard.
Rolling Screen
•
Change PC display resolution to 1280x1024 at 60 Hz refresh.
•
Unplug the power adapter to monitor and then plug it in again.
•
Press monitor power button again.
•
Reset the monitor to the original factory setting.
•
Press “Auto” button.
Unstable Screen
•
Press the “Auto” button.
•
Make sure the PC display resolution is not set greater than
1280x1024 at 75hz.
•
Make sure the PC display resolution matches one of the factory
preset timings in this manual.
•
Change the PC display resolution to 1024x768 at 60hz.
•
Reset the monitor to the factory setting.
•
Press the “Auto” button.
Screen is not perfect
•
Make sure the PC display resolution matches one the factory pre-
set timings shown in this manual.
•
Recall factory setting. Refer to panel controls and OSD functions
in this manual.
•
Fine tune the picture by performing the following adjustments in
this order – pitch, phase, and position. Refer to OSD functions in
this manual.
Auto Adjustment Locked
•
To unlock press the MENU and AUTO buttons simultaneously for
at least 5 seconds. (see page 7)