13 Troubleshooting Guide

13.1.3 Check the followings.

Installation issue (PC mode)

The screen keeps switching on and off.

Check the cable connection between the

 

product and PC, and ensure the connection is

 

secure.

 

 

Blank spaces are found at the top and bottom

Blank spaces on the screen are not caused by

of the screen when an HDMI or HDMI-DVI

the product.

cable is connected to the product and PC.

The cause of the problem is the PC or graphics

 

 

card, and can be fixed by adjusting the screen

 

size in the HDMI or DVI option of the graphics

 

card settings menu.

 

If the graphics card settings menu has no

 

option to adjust the screen size, update the

 

graphics card driver to the latest version.

 

(Please contact the graphics card or computer

 

manufacturer for details on how to adjust the

 

screen settings.)

 

 

PC is shown in Source when a PC is not

PC is always shown in Source irrespective of

connected.

whether or not a PC is connected.

 

 

 

 

Screen issue

 

 

The power LED is off. The screen will not

Make sure that the power cord is connected.

switch on.

("2.2 Connecting and Using a PC")

 

 

 

"No Signal" is displayed on the screen (refer

Check that the product is connected correctly

to "Connecting to a PC").

with a cable.

 

("2.2 Connecting and Using a PC")

 

 

 

Check that the device connected to the

 

product is powered on.

 

 

"Not Optimum Mode" is displayed.

This message is displayed when a signal from

 

the graphics card exceeds the product's

 

maximum resolution and frequency.

 

 

 

Refer to the Standard Signal Mode Table and

 

set the maximum resolution and frequency

 

according to the product specifications.

 

 

The images on the screen look distorted.

Check the cable connection to the product.

 

("2.2 Connecting and Using a PC")

 

 

13 Troubleshooting Guide 268