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Lg 47lm4600 led tv..picture is not coming blacked out but,audio coming

Posted by Anonymous on

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6ya6ya
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Posted on Jan 02, 2017

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SOURCE: I have lg 90lh led tv, how do i get audio out om

Make sure ur audio output is variale out,not Fix input out.Use a HDMI cable instead of RCA AV Cable.

Posted on Jan 12, 2010

gopakumarg43
  • 73619 Answers

SOURCE: lg led tv backlight

Fault with 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.

Posted on Feb 05, 2015

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What does it mean when the sound works but no picture?


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/
To some model sets; especially LED back-lighted types; the back-light inverter circuit will be part of the main power supply board . 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.
http://electro-medical.blogspot.com/

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1 Answer

My tv image goes off while watching tv,I do have audio but no image.


LG 42LS5700 - LG.com

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