44
TROUBLESHOOTING
TROUBLESHOOTING
No image is displayed
Problem
Is the product power cord
connected?
D oes the Out of range message
appear?
D oes the Check signal cable
message appear?
'Unknown Product' message appears when the product is connected.
Problem
Did you install the driver?
The screen image looks abnormal.
Problem
Is the screen position wrong?
Do thin lines appear on the
background screen?
Horizontal noise appears or the
characters look blurred.
The screen is displayed
abnormally.
y S ee if the power cord is properly connected to the outlet.
y T he signal from the PC (video card) is out of the vertical or horizontal
frequency range of the product. Adjust the frequency range by
referring to the Specifications in this manual.
y T he signal cable between PC and product is not connected. Check
the signal cable.
y P ress the 'INPUT' menu in the remote Control to check the input
signal.
y S ee if the plug&play function is supported by referring to the video
card user manual.
y D-Sub analog signal - Press the "AUTO" button in the remote control
to automatically select the optimal screen status that fits into the
current mode. If adjustment is not satisfactory, select [PICTURE] -
[Screen] - [Position] in OSD menu.
y See if the video card resolution and frequency are supported by the
product. If the frequency is out of range, set to the recommended
resolution in the Control Panel "Display" Setting menu.
y D-Sub analog signal - Press the "AUTO" button in the remote control
to automatically select an optimal screen status that fits into the
current mode. If adjustment is not satisfactory, select [PICTURE] -
[Screen] - [Size] in OSD menu.
y D-Sub analog signal - Press the "AUTO" button in the remote control
to automatically select an optimal screen status that fits into the
current mode. If adjustment is not satisfactory, select [PICTURE] -
[Screen] - [Phase] in OSD menu.
y T he proper input signal is not connected to the signal port. Connect
the signal cable that matches with the source input signal.
Resolution
Resolution
Resolution