Life is good 55LN5400 manual External Control Device Setup, Video

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30Troubleshooting / EXTERNAL CONTROL DEVICE SETUP

Video

Problem

Solution

 

 

An image displays in black and white or

yyAdjust the color setting in the menu option.

the color quality is poor.

yyKeep a sufficient distance between this product and other electronic products.

 

yyScroll to other channels. There may a problem with the broadcast.

 

 

Horizontal or vertical bars appears or

yyCheck if there are local interferences such as an electrical appliance or power tool.

images blur

 

 

 

Lines or streaks appear on images

yyCheck the antenna or aim the antenna to the proper direction.

Afterimages (ghosts) appear when the

yyPixels may have been damaged from a fixed image displayed for a long time (image burn).

product turns off

Use a screen saver to prevent the pixel damage on the screen.

 

 

The power is on but the screen appears

yyAdjust the brightness and contrast in the menu option.

extremely dark.

 

 

 

“No Signal” appears on the screen.

yyCheck if the signal cable is connected between the TV and products properly.

 

yyCheck the selected input source by pressing INPUT.

Black spots appear on the screen.

yySeveral pixels in red, green, white, or black may appear on the screen that can attribute to

 

the characteristics of the panel.

 

yyThis is normal.

 

 

The display offset is wrong.

yyAdjust the position setting in the Picture menu.

 

yyCheck if the video card resolution and frequency are supported by the product. If the

 

frequency is out of range, set to the recommended resolution using the display settings on

 

the external device.

 

 

Thin lines appear in the background of

yyCheck the video cable connections.

the screen.

 

 

 

The reception on some channels is

yyScroll to other channels. There may a problem with the broadcast.

poor

yyThe station signal may be weak. Aim the antenna to the proper direction.

 

yyCheck if there is local interferences such as an electrical appliance or power tool.

ENGLISH

EXTERNAL CONTROL DEVICE SETUP

To obtain the external control device setup information, please visit ‘www.lg.com’.

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Contents LED TV Important Safety Instructions EnglishEnglish YyGrounding Preventing Image burn or Burn-in on your TV ScreenLicenses Open Source Software NoticeTable of Contents Assembling and Preparing UnpackingRemote Control, Batteries AAA Power Cord Parts and buttons DescriptionAdditional information of the manual Lifting and moving the TVSetting up the TV Attaching the standUsing the Kensington security system optional Mounting on a tableSecuring the TV to a table Tidying cables Vesa a x B Mounting on a wallModel Standard screw Number of screws Wall mount bracketConnecting to an antenna or cable Making ConnectionsConnecting to a HD receiver, DVD Player or VCR Hdmi ConnectionConnecting to a mobile phone Component in / AV Component ConnectionComposite Connection Connecting a PC Connecting to an Audio System Digital Optical Audio ConnectionConnecting a USB Device Remote Control Number buttonDash Control buttons Color buttonsLanguage Mode Setting Time Setting Auto Tuning Watching TVTurning the TV on for the first time Specifications Hdmi DTV supported mode Component port connecting informationComponent supported mode General TroubleshootingProblem Solution AudioExternal Control Device Setup VideoChild Safety LG Customer Information Center