LG Electronics 29UB65, 29UM65 owner manual Troubleshooting, Nothing is displayed on the screen

Page 32

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32TROUBLESHOOTING

TROUBLESHOOTING

Nothing is displayed on the screen.

Is the monitor's power cord plugged

y y Check if the power cord is correctly plugged in to the power outlet.

in?

 

 

 

Is the power indicator on?

y y Check the power cable connection and press the power button.

 

 

Is the power indicator displaying ?

y y Check that the connected input is enabled (Menu - Input).

 

 

Is the power indicator blinking?

y y If the monitor is in power-saving mode, move the mouse or press any

 

key on the keyboard to switch the display on.

 

y y Check if the computer is turned on.

Is the "OUT OF RANGE" message

y y This occurs when signals transferred from the PC (video card) are out

displayed?

of the horizontal or vertical frequency range of the monitor. Please see

 

 

the "Product Specification" section of this manual to set the appropri-

 

ate frequency.

Is the "CHECK SIGNAL CONNEC-

y y This is displayed when the signal cable between the PC and the moni-

TION" message is displayed?

tor is missing or disconnected. Check the cable and reconnect.

 

 

 

 

 

The screen retains an image.

 

Does image sticking occur even

y y Displaying a still image for a prolonged time may cause damage to the

when the monitor is turned off?

screen, resulting in the retention of the image.

 

 

y y Use a screen saver to protect the screen when using the monitor for a

 

prolonged period of time.

 

 

The screen is flickering.

 

Did you select the recommended

y y If the selected resolution is HDMI 1080i 60/50 Hz, the screen

resolution?

may be flickering. Change the resolution to the recommended

 

 

resolution 1080P.

 

 

NOTE

y yVertical Frequency: In order to display an image, the screen must be refreshed dozens of times per second like a fluorescent lamp.

The number of times the screen is refreshed per second is called vertical frequency or refresh rate and is represented by Hz.

y yHorizontal Frequency: The time it takes to display one horizontal line is called the horizontal cycle. The number of horizontal lines displayed in one second can be calculated by dividing one by the hori- zontal cycle. This is called horizontal frequency and is represented by kHz.

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Contents IPS LED Monitor LED Monitor Contents License Assembling and Preparing Product ComponentsComponent and Button Description Power Button Ports Moving and Lifting the Monitor Installing the Monitor Assembling the stand baseUsing the cable holder Detaching the stand base Remove the two screws from the stand body Installing onto a table Adjusting the stand height Adjusting the angle Pivot feature Head StandUsing the Kensington lock Installing the wall mount plateInstalling to a wall Required ScrewsDVI connection Using the MonitorConnecting to a PC DisplayPort connection Hdmi connection Connecting to AV Devices Connecting to External Devices Headphone port connectionInstalling LG Monitor Software PC screen Customizing Settings Activating the Main MenuCustomizing settings Menu Settings -Easy controlFunction Menu Func DescriptionMenu PBP Description Input MainSub AudioScreen Settings Reset Menu Reset DescriptionReader Settings Reader ModeReader Reader OffScreen retains an image TroubleshootingNothing is displayed on the screen Panel Display Settings Color Quality Display color is abnormalSpecifications Hdmi Timing Video Factory support mode Preset Mode, DVI-D/HDMI/PC DisplayPortPower Indicator Proper Posture for Using the Monitor Proper PostureDeclaration of Conformity
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