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LG 42LK520 Support Question

LG 42LK520 Support Question

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Question posted by Mryan730730 on December 15th, 2021

No Signal Problem

I have a "no signal" on my 42LK520 LG TV. How do I fix this?

Current Answers

Answer #1: Posted by hzplj9 on December 15th, 2021 11:49 PM
This answer was accepted by the poster of the original question.
hzplj9

Member since:
June 25th, 2012

Points: 4,873,510
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Try this youtube video:

www.youtube.com/watch?v=g0ZNU5NttS0

There are numerous others available on the same theme.

Hope that fixes it.

Answer #2: Posted by cowin on December 16th, 2021 3:25 AM
cowin

Member since:
December 12th, 2021

Points: 490
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let me consider you for the call to customer care lg or you can do by yoyrself but its hard to understand some solutions are,,,Check routing of cables. This may be a series of cables. Check the DTV signal. Weak signal can cause picture distortion as a cable box, DVD player or VCR switch between devices...box, DVD,). A problem on one channel may require service. If picture is VUDU? For digtal channels, go into TV Menu. Television Distorted Picture Make sure TV is on the correct it by your self with remote by the signal meter.


cowin121
Answer #3: Posted by SonuKumar on December 16th, 2021 9:02 AM
SonuKumar

Member since:
May 9th, 2021

Points: 16,615,400

Related LG 42LK520 Manual Pages

Owner's Manual - Page 1

... 55LV3500 22LV2520 32LV3520 26LV2520 42LV3520 32LV2520 LCD TV MODELS 26LK330 32LK450 32LK330 37LK450 32LK430 42LK450 42LK430 47LK450 42LK520 47LK520 55LK520 P/NO : SAC34134216 (1102-REV08) PLASMA TV MODELS 42PW340 42PW350U 50PW340 50PW350U 42PW350 42PW350R 50PW350 50PW350R 50PZ200 60PZ200 www.lg.com OWNER'S MANUAL LED LCD TV / LCD TV / PLASMA TV Please read this manual carefully before...
Owner's Manual - Page 4

...and signal cables on the power cord to install the TV by the manufacturer. Do not pull on the back of the TV. yyWhen mounting a TV on the wall, make sure not to unplug the TV. ...electrical shock, do not expose this apparatus during a thunder or lightning storm. Do not touch the TV with the power cord plugged in electric shock or fire. yyUnplug this product to fall into the...
Owner's Manual - Page 14

... your dealer for buying these items. This device only works with compatible LG Plasma TV. 3D Glasses (AG-S230, AG-S250, AG-S270) D-sub 15 pin signal cable1 1 When using the VGA (D-sub 15 pin signal cable) PC connection, use the shielded signal interface cable with a ferrite core to maintain standards compliance for quality improvement...
Owner's Manual - Page 28

... proper ventilation. 10 cm 10 cm (4 inches) 10 cm 10 cm Securing the TV to a table (For 26/32LK330, 32/42LK430, 32/37/42LK450, 42LK520, 32LV2500, 32LV2520, 32/37LV3500, 32LV3520) Fix the TV to a table to prevent from falling over, the TV should be securely attached to suit your view. 20 20 WARNING yyTo prevent...
Owner's Manual - Page 36

... may differ from the actual items and a RF cable is optional. Search for more than 2 TVs. CAUTION yyMake sure not to the following. yyVisit http://lgknowledgebase.com for antenna. ENEGNLGISH NOTE yyUse a signal splitter to your TV. Copper wire yyComplete all connections between devices, and then connect the power cord to the power...
Owner's Manual - Page 38

... select Off, the image and sound settings will be restored to the previously customized settings. 4 To turn the TV on the broadcasting signal environment. Selects a channel by entering numbers. Resizes an image (See p.42). The TV scans and saves available channels automatically. Accesses the quick menus (See p.44). Managing channels *The Digital broadcasting...
Owner's Manual - Page 40

... to view the information of the screen. The program contains a Dolby Digital audio signal in TV and HDMI input sources. See "LOCK Settings" on p.69. The video resolution ...2010 10: 40 AM 10:10 AM 11:40 AM ꔥ Multilingual ꔨ ꔯ Caption ꔷ 1080i ꔒ TV-PG D L S V Next - 11:40 AM News Start time Progress bar Icon Multilingual ꔥ Dolby Digital ꔨ ...
Owner's Manual - Page 44

... Navigation buttons to the previous menu, press BACK. To deactivate the Key lock feature, select Off. 6 When you turn the TV off. SAP Changes the MTS sound (Analog signal). 5 Sleep Timer Sets the length of time until the TV to turns off with the Key lock feature activated, Key Lock appears on the...
Owner's Manual - Page 49

yyThe screen may not work while watching the TV in 3D. yyThe 3D imaging mode is enabled automatically. yyFor *mpo files (3D camera files), the 3D imaging mode is disabled automatically when switching DTV ... may not be displayed properly if you view 2D DTV images in 3D imaging mode. yy3D may not be displayed properly for the 3D input signal supplied to the TV.
Owner's Manual - Page 65

... screen brighter and more natural by making bright parts brighter and dark parts darker. Customizes the advanced options. Makes the white area of the video signal. With LG Real Cinema, every frame is consistently processed 5 times in 1/24 of a second producing 120 fps with TruMotion or 2 times in the picture. Sets to...
Owner's Manual - Page 66

...colors of the video. Method : 2 Points unit to display the size of the video signal yyPattern: Inner, and can be set color saturation and hue accurately. Plasma a. 66 CUSTOMIZING ... yyPattern: Inner, Outer yy I RE (Institute of the video signal and can be set among 0, 5, 10, 15 - 100 Outer Plasma TV. You can be distinctive even when you watch DTV. Color difference may...
Owner's Manual - Page 67

To return to the previous level, press BACK. 4 When you want, it is a patented LG proprietary sound processing technology that strives immersive 5.1 surround sound with different user environments. AUDIO ꔂ Move ꔉ ... sounds in the output. Adjusts balance between the left and right speakers according to different signal conditions of the TV when using an external Hi-Fi system.
Owner's Manual - Page 68

... press ENTER. 3 Press the Navigation buttons to scroll to a digital channel signal which includes time information provided by the On Time feature, the TV enters the Standby mode automatically. TIME • Clock • Off Time ...off. Off Time/On Time Sets the time to turns off the TV automatically. Sets the length of time until the TV to turn it on or off . To return to the previous ...
Owner's Manual - Page 73

..., VCRs, audio systems, USB storage devices, PC, gaming devices, and other external devices. NOTE yyIf you record a TV program on a DVD recorder or VCR, make sure to connect the TV signal input cable to the TV regardless of the order of recording, refer to select an external device. MAKING CONNECTIONS 73 MAKING CONNECTIONS Connect...
Owner's Manual - Page 79

... a USB storage device such as shown in the following illustration. Connect the external device and the TV with a headphone connected, the change is not available when connecting a headphone. MAKING CONNECTIONS 79 Connecting...instead of the built-in speaker. or IN 3 USB IN Transmits the digital audio signal from the TV to 15 mW yyHeadphone jack size: 0.35 cm (0.13 inches) OPTICAL AUDIO IN...
Owner's Manual - Page 82

.... yyThe image is connected to a wall outlet. Cannot connect external devices. Refer to ). yyIf there is no signal while the TV is set for 30 seconds and try again. yyCheck if there is normal. The power supply may a problem with the broadcast. If the image does not appear in a few minutes, unplug the...
Owner's Manual - Page 83

... the screen appears extremely dark. yyThe station signal may have been damaged from a fixed image displayed for a long time the product... the extension is supported. TROUBLESHOOTING 83 ENEGNLGISH Video Problem Resolution An image displays in the menu option. yyCheck...LCD panel. yyKeep a sufficient distance between the TV and products properly. Horizontal or vertical bars appears ...
Owner's Manual - Page 87

...(2.4035 GHz - 2.4783 GHz) yyTransfer Rate: 250 kbps yyFCC ID of RF module inside TV FCC ID: BEJLDS201 SPECIFICATIONS 87 ENEGNLGISH Dimensions (W x H x D) MODELS With stand Without ... kg (29.5 lbs) 17.3 kg (38.1 lbs) 1.8 A / 180 W 2.3 A / 230 W AC100 - 240 V ~ 50/60 Hz 42LK520 (42LK520-UA) 47LK520 (47LK520-UA) 1024.0 mm x 685.0 mm x 261.0 mm 1137.0 mm x 758.0 x 270.0 mm (40.3 inch x 26.9 ...
Specification - Page 1

... product meets strict energy efficiency guidelines set by the US Environmental Protection Agency and the Department of Energy. 42LK520 42" Class 1080p LCD TV (42.0" measured diagonally) FEATURES • TruMotion 120Hz • Full HD 1080p Resolution • ENERGY... action with the other great features that make LG TVs something better. And if you want high definition for your fast-
Specification - Page 2

42LK520 42" Class 1080p LCD TV PANEL SPECIFICATIONS Screen Size Resolution TruMotion (...(Optical) RGB In (D-Sub 15 Pin) - Hz Consumption (Max.) Consumption (Average) Standby Mode DIMENSIONS/WEIGHT TV without Stand (WxHxD) TV with Stand (WxHxD) Shipping Dimensions (WxHxD) TV without Stand Weight TV with Stand Weight Shipping Weight WARRANTY/UPC Limited Warranty UPC 3 (2 Rear, 1 Side) 1 (Side) 1...

LG Knowledge Base Results

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  • Cable Cards: pixelization on some channels - LG Consumer Knowledge Base
    ...or cables. If the signal is not the issue, TV may be installed. Power TV on some channels * NOTE: Not all LG Models use ? If resetting cable card did not fix pixelization, call . 2. ...means there is too much noise in the TV. / TV Cable Cards: pixelization on and check to see if problem is still occurring. Try removing cable card. A weak signal to TV can occur. 4. If an error occurs...
  • Television Distorted Picture - LG Consumer Knowledge Base
    ... Check routing of cables. This may be a series of cables. Check the DTV signal. Weak signal can cause picture distortion as a cable box, DVD player or VCR switch between devices...box, DVD,).  A problem on one channel may require service. If picture is VUDU? For digtal channels, go into TV Menu. Television Distorted Picture Make sure TV is on the correct ...
  • LG Consumer Knowledge Base / TV
    ... TV Digital Transition Showing: 1-10 of 56     »» Articles Television: Firmware Updates - How do I use my LG remote to control other devices? Download Instructions NetCast Network Install and Troubleshooting LG TV Quick Setup Guide HDTV-Gaming-Lag Television: No Power How do I find the MAC address? Television: Noise/Audio problems Television: No Signal...

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