16
Troubleshooting
(when unit does not come with a KVM extender)
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 is not lit, make sure the PC is powered on. Make sure all cables
are connected.
•
If the LED stays yellow, 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.
•
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 Adjust” button on OSD menu.
Unstable Screen
•
Select “Auto Adjust”.
•
Make sure the PC display resolution is not set greater than 1280x1024 at 60
Hz.
•
Make sure the PC display resolution matches one of the factory-preset tim-
ings in this manual.
•
Change the PC display resolution to 1280x1024 at 60 Hz.
•
Reset the monitor to the factory setting.
•
Select “Auto Adjust”.
Screen is not perfect
•
Make sure the PC display resolution matches one the factory preset timings
shown in this manual.
•
Recall factory setting. Refer to panel controls and OSD functions in this ma-
nual.
•
Fine-tune the picture by performing the following adjustments in this order –
pitch, phase, and position. Refer to OSD functions in this manual.
