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LG Plasma TV model # 50PJ350R has sound but no picture

Have changed the Buffer boards. What to do next?

5 Related Answers

Anonymous

  • 15 Answers
  • Posted on Dec 15, 2007

SOURCE: 42 inch LG Plasma TV - Lost picture

ysus pcb that supplies voltage to the panel is faulty

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Anonymous

  • 3 Answers
  • Posted on Jan 17, 2008

SOURCE: 42 inch LG Plasma TV - Lost picture

Our LG 50" plasma tv screen went black after a popping noise but still had sound, after great diliberations decided to take the back off and have a peek!
We unplugged the tv and tested the fuses (there were three we could see) one had blown, the one on the left as you look at the back of the tv it also has one above it. We wrote the code/seriel number down and took the fuse to the electrical wholesalers Maplin and bought a pack of 10 fuses for £1.29 replaced the fuse in the tv and everything now fine!!!!!!
Hope this might be of use to anyone whose lost the picture after a loud popping/snacking noise but still has sound.

Anonymous

  • 1 Answer
  • Posted on Sep 30, 2008

SOURCE: Sound but no image on my LG Plasma TV

Have sound but no imagen

Anonymous

  • 1 Answer
  • Posted on Nov 15, 2008

SOURCE: LG "NO PICTURE" , IF FIX WILL RECUR? ,DID LG FIX DESIGN FLAW 42PC3D

I had same problem - no picture, but sound worked - LG 42PC3d - was two months past warranty, but LG agreed to fix it as a warranty call. Service guy was out within a week to replace the Z SUS(?) board. Works fine now. This must be a typical problem, as LG did fix it, even though the warranty had expired. Good luck.

Anonymous

  • 1 Answer
  • Posted on Aug 19, 2010

SOURCE: My 50 inch plasma LG tv has no picture only sound. There was

My 50inch plasma LG tv has no picture only sound.

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Related Questions:

1helpful
1answer

I have a LG 42PC3D-UD Plasma TV That had no picture but had sound I had 6 blowed capacitors I changed out the main board and the T-Con board still don't have a picture HELP me please

hello, you have blown buffer board, on left hand looking from the back there's either 1 long thin board or 2 joined together, the black ic chips, some have metal heatsink over the top if they haven't look for little white dots, if they are present the buffer is no good, you may also need to change the ysus board as well, thanks

shaun
0helpful
1answer

Tv has sound but no picture

Usually a shorted Y-driver/buffer board( skinny boards on left edge) one or both, don't run this model TV with these boards unplugged. Also less likely but possible is bad Y-sustain board (bigger board on left side)
0helpful
1answer

LG 50" plasma has sound but no picture

It sounds that you are something in electronics, and can understand the things well. Check the site liked below.
0helpful
1answer

My TV is less than two years old and out of

this tv needs a new ysus board and maybe the ysus buffer board as well..

type in buffer board for your model of tv in ebay and ysus,, theres a guy there who does them 64.99 & 12 £ postage u muct send your old one in,,for repair / replacement,,

6871QYH053B this is the ysus model u need..

all the best lee..
0helpful
1answer

Screen problem with my LG 50" Plasma TV

its the buffer driver board the big long board that plugs into your tv,, i have one for sale if u need one,,30£[email protected]

free+p+p

this will cause the lines on your tv after replacing the ysus it could well be that ysus mabe faulty still if u replace buffer and find u still have the lines 9/10 times when the ysus goes it normally takes out the buffer board on these worst cases the control board,, but im 98% shure its buffer board.. let me know on here if u find out.
0helpful
1answer

My plasma tv has just lost it's picture. I do have

There will be a fault in either the Y or Z sustain boards, these are responsible for driving the screen 9hence sound but no picture). The popping sound willhave either been a fuse blowing on the board or another possibility is one of the drive ICs on the buffer board has blown. If so it's best to replace the board.
0helpful
1answer

Rainbow lines and no picture

NEW YSUS AND BUFFER BOARDS ARE NOW NEEDED THE YSUS IS THE BIG BOARD IN THERE VERY LEFT HAND SIDE ONCE BACK IS OFF BIG BOARD WITH 1 BIG HEATSINK,, THAT AND THE BUFFER BOARD PUSHES INTO THAT WITH TWO BLACK CONNECTION TO THE YSUS REMOVE BOTH BUFFER IS FIDDLEY,,NEED TO REMOVE 4 RIBBON CABLES ATTACHED TO THE SCREEN B4 HAND,,

6871QYH053B IS YSUS MODEL BUFFER U WILL ALSO FIND ON EBAY.

4helpful
3answers

Black screen

first try the address board or buffer board.if this
does not repair it,the panel is defective.
4helpful
2answers

LG "NO PICTURE" , IF FIX WILL RECUR? ,DID LG FIX DESIGN FLAW 42PC3D

I had same problem - no picture, but sound worked - LG 42PC3d - was two months past warranty, but LG agreed to fix it as a warranty call. Service guy was out within a week to replace the Z SUS(?) board. Works fine now. This must be a typical problem, as LG did fix it, even though the warranty had expired. Good luck.
0helpful
1answer

Power/standby light on no picture or sound

had same problem engineer seen and dignosed ysus board and buffer boards £577 to repair £
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