ENGLISH

24TROUBLESHOOTING

TROUBLESHOOTING

Check the following before calling for service.

No image appears

Is the power cord of the display

yy Check and see if the power cord is connected properly to the power

connected?

outlet.

 

Is the power indicator light on?

yy Press the Power button.

Is the power on and the power

yy Adjust the brightness and the contrast.

indicator White?

 

Is the power indicator flickering?

yy If the display is in power saving mode, try moving the mouse or

 

pressing any key on the keyboard to bring up the screen.

 

yy Try to turn on the PC.

Do you see an "OUT OF RANGE"

yy This message appears when the signal from the PC (video card) is

message on the screen?

out of horizontal or vertical frequency range of the display. See the

 

 

'Specifications' section of this manual and configure your display

 

again.

Do you see a "NO SIGNAL"

yy When the monitor is on "No-Signal" in 5 minutes, the monitor goes to

message on the screen?

DPM mode.

 

Do you see a "OSD LOCKED" message on the screen?

Do you see “OSD LOCKED” when

yy You can secure the current control settings, so that they cannot be

you push MENU button?

inadvertently changed. You can unlock the OSD controls at any time

 

 

by pushing the MENU button for several seconds: the message “OSD

 

UNLOCKED” will appear.

 

 

Display image is incorrect

 

 

 

Display Position is incorrect.

yy Press the AUTO button to automatically adjust your display image to

 

the ideal setting.

On the screen background, vertical yy Press the AUTO button to automatically adjust your display image to

bars or stripes are visible.

the ideal setting.

 

Any horizontal noise appearing in

yy Press the AUTO button to automatically adjust your display image to

any image or characters are not

the ideal setting.

clearly portrayed.

yy Check Control Panel ► Display ► Settings and adjust the display

 

 

to the recommended resolution or adjust the display image to the ideal

 

setting. Set the color setting higher than 24 bits (true color).

Page 24
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LG Electronics 24MP55HQP owner manual Troubleshooting, No image appears, Do you see a OSD Locked message on the screen?