Top 20 LG 47LG50 47 in. LCD HDTV Questions & Answers

Yes.

Kg offers excellent support service go to http://www.lg.com/us and click on support

You need to use the RGB input port on the TV

The mother board is faulty. You have to replace it. If you wish to get some more details about flat panel television repair then check the following link http://electro-medical.blogspot.com/

Its pretty easy check your remocon for the button that writes ratio press it continiouly until you find the 16:9 ratio hope you get it right George (ratio button usually is on top right of you remocon )

Fault at its main digital board. Short circuited component/s at it. Contact any service technician; or the authorized service center. If you wish to get some details; check the site linked here. Surf the site with patience. Pull up older posts. http://electronicshelponline.blogspot.com/ In most cases, the main board might have to be replaced. If so, a software [firmware] update too might be necessary.

If you wish to get some details; check the site linked here. Pull up older posts. http://electronicshelponline.blogspot.com/ Circuit diagrams of many popular brand TVs and other devices are given

If audio is OK, the problem is with its back-light. Check and replace damaged component/s at its back-light inverter board, or replace this board as card basis. If you wish to get some details; check the site linked here. Surf the site with patience. Pull up older posts. It will be best to replace the inverter board as card basis. http://electro-medical.blogspot.com/ http://electronicshelponline.blogspot.com/ To some model sets; especially LED back-lighted types; the back-light inverter circuit will be part of the main power supply board [SMPS]. In such cases, the power supply board might need replacement. To some models sets, the back-light inverter and SMPS section circuit will be integrated at its main board itself. If so; the main board should be replaced. To some models of sets, all these section circuit will be integrated at its main board. If this is the case, you have to replace the main board.

Fault at its main digital board. Short circuited component/s at it. Contact any service technician; or the authorized service center. If you wish to get some details; check the site linked here. Surf the site with patience. Pull up older posts. http://electronicshelponline.blogspot.com/ In most cases, the main board might have to be replaced. If so, a software [firmware] update too might be necessary.

The backlight may be going out or it may be a circuit board. Check the manual for trouble shooting. http://www.lg.com/us/support-product/lg-47LD450Read the following for general info: https://answers.yahoo.com/question/index?qid=20100820170253AA9StF5

Back - light problem. Check and replace damaged component/s at its back-light inverter board, or replace this board as card basis. If you wish to get some details; check the site linked here. Surf the site with patience. Pull up older posts. It will be best to replace the inverter board as card basis. http://electro-medical.blogspot.com/ http://electronicshelponline.blogspot.com/ To some model sets; especially LED back-lighted types; the back-light inverter circuit will be part of the main power supply board [SMPS]. In such cases, the power supply board might need replacement. To some models sets, the back-light inverter and SMPS section circuit will be integrated at its main board itself. If so; the main board should be replaced.

Hi, the LG User Guide can be found here: Download Manuals , if manual fine tuning will not clear the problem for you, you may have a signal reception issue which is causing the problem,

Hi There. If your TV does not have a Shutdown functionality. Then you put the TV off as per normal, via Remotre. Disconnect the main power. Put Power back on and the TV on again. Hope this helps!

could be a compatibility problem call the technicians direct at netflix and talk with them

Check whether the audio is muted by accidental press at remote control button. Enter its sound menu, and check it. If muted, as you know there will be no audio output. If not muted, check the speaker/s. If found OK; check and replace the damaged component/s at its audio output section circuit board. If needy, replace this board as card basis. If you wish to get some details; check the site linked here. Surf the site with patience. Pull up older posts. Surf the site with patience. http://electronicshelponline.blogspot.com/

Fault to its main board. Short circuited component/s at it. Contact any service technician; or the authorized service center. If you wish to get some details; check the site linked here. Surf the site with patience. Pull up older posts. http://electronicshelponline.blogspot.com/ . In most cases, the main board might have to be replaced. If so, a software [firmware] update too might be necessary.

Nothing that you can fix. Evaluate whether it will be cheaper to repair (about $150) or to replace (go 3D? go 4K resolution?)

Check and replace the damaged component/s at its main board. Contact any service technician. 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/

If you wish to get some details; visit the site linked here. Pull up older posts. Surf the site with patience. http://electronicshelponline.blogspot.com/ Surf the site taking some time. I'm sure it will help you; provided you're something in Electronics.