Question about LG 55LH40 55 in. LCD HDTV

1 Answer

LG model 55lh40 no picture no sound - LG 55LH40 55 in. LCD HDTV

Posted by on

Ad

1 Answer

  • Level 1:

    An expert who has achieved level 1.

    Hot-Shot:

    An expert who has answered 20 questions.

    Corporal:

    An expert that hasĀ over 10 points.

    Mayor:

    An expert whose answer gotĀ voted for 2 times.

  • Contributor
  • 26 Answers

Check your standby voltage and make sure it is coming up standbys come from the power supply board and if they are present your main board is bad or the main power supply is not working

Posted on Nov 27, 2012

Ad

1 Suggested Answer

6ya6ya
  • 2 Answers

SOURCE: I have freestanding Series 8 dishwasher. Lately during the filling cycle water hammer is occurring. How can this be resolved

Hi,
a 6ya expert can help you resolve that issue over the phone in a minute or two.
best thing about this new service is that you are never placed on hold and get to talk to real repairmen in the US.
the service is completely free and covers almost anything you can think of (from cars to computers, handyman, and even drones).
click here to download the app (for users in the US for now) and get all the help you need.
goodluck!

Posted on Jan 02, 2017

Ad

Add Your Answer

Uploading: 0%

my-video-file.mp4

Complete. Click "Add" to insert your video. Add

×

Loading...
Loading...

Related Questions:

1 Answer

I have an LG model 55LH40 purchased in 2010,Screen has a greyish smoke colored vertical streaks in it, very noticeable on a white background. Any ideas what may be wrong?


If you wish to get some details; visit the site linked here. Pull up older posts. http://electronicshelponline.blogspot.com/ Line faults & possible causes to LCD & Plasma screen are given with illustrations. You can get an idea about the fault to an extent. Faults to all LCD & Plasma screen are similar, irrespective of its brand and screen size.

Jan 07, 2017 | LG 55LH40 55 in. LCD HDTV

1 Answer

I have a LG 55lh40-ua it turns on for a few min with picture and sound then the picture goes black and the sound stays on...any ideas on what board needs to be replaced? thanks in advance


the main power board is bad ,,order a new one and replace it,lay it down face down on a table,unscrew all the screws on the back,lift back off,there are 3 boards,1 has the hdmi inputs on it,the other is skinny and the last one where the power cord plugs in,is the power board,find the sticker on it and write down the s/n and then go to ebay and find one,then unscrew it and when the new one comes,replace all the wires and securely screw it down,replace back and screws and check it out,,,,

May 14, 2015 | LG Televison & Video

1 Answer

Lg picture problem


What is the problem you faces? Provide more details, please. If you wish to get some details; check the site linked here. Pull up older posts. Surf the site with patience. http://electronicshelponline.blogspot.com/

Jul 27, 2014 | LG 55LH40 55 in. LCD HDTV

1 Answer

How do I fix a LG 55LH40 and it started showing 5 horizontal lines - now has multiple colors coming through everywhere and is unwatchable.


Sounds like panel fault. If you wish to get some details; check the site linked here. Viewing it in "Mosaic" or "Magazine" will make surf easy Pull up older posts. Surf the site with patience.
http://electronicshelponline.blogspot.com/
Screen-shots to defective LCD panel are given. See and compare it to that of your TVs'.

Apr 28, 2014 | LG 55LH40 55 in. LCD HDTV

1 Answer

Picture color gets really dark after tv has been on for a few hours


try going to irst time set up an restart verything over that works everytime

Nov 19, 2012 | LG 55LH40 55 in. LCD HDTV

1 Answer

Horizontal lines shadowed / blured picture after 20-30 minutes


There are some semiconductors or capacitors that are leaky. Might need thorough check up inside the TV.

Jul 07, 2012 | LG 55LH40 55 in. LCD HDTV

1 Answer

I have an LG LCD 55LH40 tv where the screen went black. My directv was doing some kind of reboot because we had a power outage, bad weather, and it restarted and the tv was on and the screen said the


Good day..

that problem is cause of bad inverter board or T-con board..

If you have backlight the problem is T-con board..if no back light the problem is inverter board..

Hope it helps..

Jun 13, 2012 | LG 55LH40 55 in. LCD HDTV

1 Answer

******* picture


A better description of what is wrong here will help me assist you.

Mar 27, 2012 | LG 55LH40 55 in. LCD HDTV

2 Answers

I have on LG 55LH40 LCD TV problem 1 Have a


You need to set your aspect ratio, check your manual.

Apr 05, 2010 | LG 55LH40 55 in. LCD HDTV

Not finding what you are looking for?
LG 55LH40 55 in. LCD HDTV Logo

Related Topics:

183 people viewed this question

Ask a Question

Usually answered in minutes!

Top LG Televison & Video Experts

Computer Repairing
Computer Repairing

Level 3 Expert

14641 Answers

The Knight
The Knight

Level 3 Expert

74185 Answers

Les Dickinson
Les Dickinson

Level 3 Expert

18394 Answers

Are you a LG Televison and Video Expert? Answer questions, earn points and help others

Answer questions

Manuals & User Guides

Loading...