LG Electronics 55LN5400, 50LN5400, 47LN5400, 42LN5300, 42LN5200, 39LN5300, 32LN520B Video, Problem

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30TROUBLESHOOTING / EXTERNAL CONTROL DEVICE SETUP

Video

Problem

Solution

An image displays in black and white or the color quality is poor.

Horizontal or vertical bars appears or images blur

Lines or streaks appear on images

Afterimages (ghosts) appear when the product turns off

The power is on but the screen appears extremely dark.

“No Signal” appears on the screen.

yyAdjust the color setting in the menu option.

yyKeep a sufficient distance between this product and other electronic products. yyScroll to other channels. There may a problem with the broadcast.

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

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

yyPixels may have been damaged from a fixed image displayed for a long time (image burn). Use a screen saver to prevent the pixel damage on the screen.

yyAdjust the brightness and contrast in the menu option.

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.

Thin lines appear in the background of the screen.

The reception on some channels is poor

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.

yyCheck the video cable connections.

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

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 EnglishYyCAUTION concerning the Power Cord Can differ by country YyGrounding Preventing Image burn or Burn-in on your TV screen YyDot DefectLicenses Open Source Software NoticeTable of Contents Installation PROCEdURE UnpackingRemote Control, Batteries AAA Power Cord Button Settings Input Description Parts and buttonsAdditional 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 Securing the TV to a wall optionalVesa 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 Changes the image modeChanges the sound mode 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 AudioProblem VideoChild Safety LG Customer Information Center External Control Device Setup Volume Button Exit This feature is not available for all modelsVolume + Button List Power Button GreenExternal Control Device Setup USB TypeRS-232C with RS-232C Cable Legacy Communication Parameters HexadecimalCarriage Return Ascii code ‘0x0D’ Space Ascii code ‘0x20’Set ID C8 Step 0F Step Volume Mute Command k e Commands may work differently depending on model and signalPower Command k a Aspect Ratio Command k c Main Picture SizeOSD Select Command k l Tint Command k jSharpness Command k k Remote control lock mode Command k mFor South Korea, North/Latin America except Colombia Model For Japan ModelControl Back Light Command m g ChannelProgramme Add/DelSkip Command m bKey Command m c Control Panel Light Command m g For Plasma TVDCommand x t only 3D models Depending on model Extended 3DCommand x v only 3D models Depending on modelDon’t care
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42LN5400, 42LN5200, 39LN5300, 50LN5400, 32LN520B specifications

LG Electronics has established itself as a leader in the television market, with a diverse range of models designed to meet various consumer needs. The models 55LN5400, 42LN5300, 47LN5400, 32LN530B, and 32LN5300 are notable examples within the LG lineup that showcase the company’s commitment to delivering quality and cutting-edge technology.

The LG 55LN5400 is a 55-inch Smart LED TV that provides a vivid viewing experience with its Full HD resolution of 1920 x 1080 pixels. One of its standout features is the Triple XD Engine, which enhances color, contrast, and clarity to ensure that every image is lifelike. Additionally, the LG Smart TV platform offers access to a wide array of apps and streaming services, making it easy for users to enjoy their favorite shows and movies.

Similarly, the 42LN5300 and 47LN5400 models cater to users who seek mid-range screen sizes. The 42LN5300 features a 42-inch display with comparable Full HD resolution and the same advanced image processing technology. The 47LN5400, on the other hand, ups the size to 47 inches, appealing to consumers looking for a more expansive viewing experience. Both models prioritize user-friendly interfaces and deliver impressive sound quality, thanks to LG's built-in sound systems.

The 32LN530B and 32LN5300 are compact models specifically designed for smaller spaces. Both feature a 32-inch display, making them perfect for bedrooms, kitchens, or gaming setups. These models also utilize LED technology for improved brightness and energy efficiency. The compact size does not compromise the screen quality, as they both manage to maintain Full HD resolution, ensuring that viewers don’t have to sacrifice quality for size.

All five models feature LG’s energy-saving technology, ensuring efficient power usage. They are equipped with HDMI and USB ports for easy connectivity with external devices such as gaming consoles and media players. The sleek design and thin bezels enhance their aesthetic appeal, allowing them to fit seamlessly into any home environment. Collectively, the LG LN series reflects the brand’s dedication to innovation and consumer satisfaction, combining advanced technology with stylish design in a variety of sizes to suit every viewer's preference. Whether for casual viewing or immersive entertainment, these models offer a reliable solution for any home.
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