English

 

Problems

Points to check with possible solutions

10.

The screen is too bright or too dark.

! Adjust the <Brightness> (The backlight of the LCD

 

 

monitor has a fixed life span. When the screen

 

 

becomes dark or begins to flicker, please contact

 

 

your dealer.)

 

 

! Confirm the followings if the screen is too dark.

 

 

• In the case of connecting to the analog graphics

 

 

board, choose color by the signal select button

 

 

on the front panel.

11.

Afterimages appear.

! When the screen image is changed after displaying

 

 

the same image for a long period, an afterimage

 

 

may appear. The “Afterimage” can be removed

 

 

gradually by changing the displayed image. Use the

 

 

“Off Timer” function and avoid keeping the screen

 

 

on all the time. (p.18)

12.

The screen has defective pixels (e.g.

! This is due to the characteristics of the panel itself,

 

slightly light or dark).

and not the LCD product.

 

 

 

13.

Fingerprints remain on the screen.

! Leaving the screen white may solve the problem.

 

 

 

14.

<Smoothing> cannot be selected.

! <Smoothing> is disabled when the screen is

 

 

displayed in the 1280 x1024.

 

 

! The image size is doubled both in horizontally and

 

 

vertically to (i.e. 1280 x 960 enlarged from 640 x

 

 

480) provide clear focus which does not require

 

 

this function.

15.

“Locked!” message appears and the

! After the calibration, the functions like brightness

 

adjustment controls are not

are automatically locked. Please refer to page 27 to

 

available when pressing the control

unlock.

 

buttons.

 

 

 

 

16.

The Enter button does not operate.

! The adjustment lock is probably on. To unlock:

 

 

switch the LCD monitor off. Then, while pressing

 

 

the Auto adjustment button, switch the power on.

 

 

(p.18)

34 8. TROUBLESHOOTING