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ENG
ENGLISH
TROUBLESHOOTING
Check the following before calling for service.
No image appears
Is the power cord of the display
connected?
yCheck and see if the power cord is connected properly to the power outlet.
Is the power indicator light on?
yPress the Power button.
Do you see an "Out of Range"
message on the screen?
yThis message appears when the signal from the PC (video card) is 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" message on
the screen?
yAfter the monitor is on "NO SIGNAL", the monitor goes to DPM mode.
yThis is displayed when the signal cable between the PC and the monitor is
missing or disconnected. Check the cable and reconnect it.
yIf monitor is DPM with power LED off condition,user should be press twice
DC button for wake up monitor screen.
Can 't you control some functions in OSD?
Can't you select some menu in
OSD?
yYou can unlock the OSD controls at any time by entering the OSD lock menu and
changing items to off.
yCheck Control Panel Display Settings and see if the frequency or the resolution were changed. If yes, readjust the
video card to the recommend resolution.
yIf the recommended resolution (optimal resolution) is not selected, letters may be blurred and the screen may be dimmed,
truncated or biased. Make sure to select the recommend resolution.
yThe setting method can differ by computer and O/S (Operation System), and resolution mentioned above may not be
supported by the video card performance. In this case, please ask to the computer or the video card manufacturer.
CAUTION
The screen is flickering.
Did you select the recommended
resolution?
yIf the selected resolution is HDMI 1080i 60/50 Hz, the screen may be flickering.
Change the resolution to the recommended resolution 1080P.
Display image is incorrect
The screen color is mono or abnormal.
yCheck if the signal cable is properly connected and use a screwdriver to fasten if
necessary.
yMake sure the video card is properly inserted in the slot.
ySet the color setting higher than 24 bits (true color) at Control Panel Settings.
The screen blinks.
yCheck if the screen is set to interlace mode and if yes, change it to the recommend
resolution.
Do you see an "Unrecognized monitor, Plug&Play (VESA DDC) monitor found" message?
Have you installed the display driver?
yBe sure to install the display driver from our web site: http://www.lg.com.
yMake sure to check if the video card supports Plug&Play function.
24


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