Problems

Points to check with possible solutions

 

 

 

 

8. The entire screen appears

Adjust the <Contrast> (Contrast and Brightness).

 

too dark or bright.

Try changing the setting of the fine contrast by using the

 

 

AUTO/FINE MODE button.

 

 

Some signal timing can be the cause of this problem. To

 

 

correct this, turn off the monitor, then hold down the

 

 

“down” arrow key while turning on the monitor again.

 

 

This will change the signal timing and brighten the

 

 

screen. If the above operation is repeated, the screen

 

 

becomes dark again.

 

 

Execute the <Color Restoration>.

 

 

 

 

9. Color is abnormal.

When the monitor is not fully warmed up, the screen may

 

• The entire screen appears

look slightly colored, e.g. bluish or reddish. This

 

bluish or reddish.

phenomenon is due to the unstableness of the electron gun

 

• Color purity is not

during its warm-up period. Wait for about 30 minutes

 

uniform.

until the monitor stabilizes in order to gain its proper

 

• Misconvergence of

color.

 

colors(red, green, blue)

Adjust the <Degauss>.

 

 

Return the factory default setting by using <Reset>.

 

 

Note that all the ScreenManager parameters will be

 

 

returned to the factory default setting. (p. 26)

 

 

Adjust the <Uniformity>.

 

 

Try adjusting the <Convergence>. The <Convergence>

 

 

function adjusts the entire screen. It is not possible to

 

 

limit adjustment to specific screen areas.

 

 

Execute the <Color Correction>.

 

 

Execute the <Color Restoration>.

 

 

 

 

10. <Color Correction> does

Color Correction does not work properly when the input

 

not work properly.

signal level is lower than 0.5 Vp-p or higher than

 

 

1.0 Vp-p.

 

 

 

 

11. <Color Restoration> does

Allow the monitor to stabilize for at least 75 minutes

 

not work properly.

before executing this function. Otherwise, the warning

 

 

message “Warming Up!” will appear on the screen.

 

 

 

 

 

 

 

24 5. TROUBLESHOOTING