Samsung LA40A550 40 in. HD-Ready LCD TV Logo
Posted on Jun 04, 2010
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Samsung LA40A550 no picture and sound

My Samsung LCD LA40A550 suddenly not working. When i turn it on there is no picture or sound but the power light keep blinking.

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Chi Chu

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  • Samsung Master 8,457 Answers
  • Posted on Jun 04, 2010
Chi Chu
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Power supply board is dead.That the board,the power a/c cord go into it.Replaced the power supply board will solved ur tv power lite LED light indicator blinking and ur tv power will be stable and work again.Tries websites like Shopjimmy.com,Ebay.com to buy a whole refurbish power supply board for the replacement.

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  • Contributor 1 Answer
  • Posted on Aug 06, 2011
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No picture but sound 40 in serices 5 530 L C D TV

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1helpful
2answers

Update firmware usb
I believe the correct model number is LN40A550. If so here is
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http://www.samsung.com/us/support/owners/product/LN40A550P3FXZA
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Aug 24, 2013 • Samsung LA40A550 40 in. HD-Ready LCD TV
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Are have thish TV 3D function???
if you meant to ask, "Does the Samsung LA40A550 LCD TV have 3-D capability?" then the answer is no.

It pre-dates 3-D and is completely incapable of displaying those image.
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Jun 30, 2011 • Samsung LA40A550 40 in. HD-Ready LCD TV
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LN40A610A3R. TURN ON DARKNESS PICTURE. AFTER, TURN OFF AND TURN ON AGAIN THE NORMAL PICTURE. I DONT UNDERSTOOD THIS PROBLEM...
If you can, check the power saving setting of the tv set and switch it off. Does that solves the problem?
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Jun 17, 2011 • Samsung LA40A550 40 in. HD-Ready LCD TV
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I have samsung LA40A550P tv 2 years back. until now its fine. today suddenly ht picture is distorted and running no stable. Do you know the what is the solution for this?
Hi ramesh_duri,
Please take a look at the following:
http://support-us.samsung.com/cyber/popup/iframe/pop_troubleshooting_fr.jsp?idx=146909&modelname=UN40B7000WF&modelcode=&session_id=KKhG0bmzNPKcRxr2TgTTcwqlG71W85kqGWc1M27hcHtznV9bDry6!1584115464!1761676348!7501!-1!-1050873671!1761676444!7501!-1!1246388550271
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Feb 06, 2011 • Samsung LA40A550 40 in. HD-Ready LCD TV
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I tried pluging my Laptop to my Samsung LA40A550 via VGA cable but it keeps saying "mode not supported". Then when I try to search for new devices the TV will just turn itself off and the red light will...
CHANGE THE COMPUTER SCREEN RESOLUTION IN DISPLAY
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Sep 09, 2010 • Samsung LA40A550 40 in. HD-Ready LCD TV
0helpful
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The display is black and sound is OK
might be on wrong channel,see if you have an input button on remote for tv,keep clicking it until u see a picture
Read full answer
Oct 18, 2009 • Samsung LA40A550 40 in. HD-Ready LCD TV
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Samsung TV won't turn on
How to fix it.....
It totally worked for me....
http://www.youtube.com/watch?v=Mm51C_RDIZE
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Mar 26, 2009 • Samsung LA40A550 40 in. HD-Ready LCD TV
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My tv wont turn on
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Mar 16, 2009 • Samsung LA40A550 40 in. HD-Ready LCD TV
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Be the first to answer Dec 13, 2017 • Samsung LA40A550 40 in. HD-Ready LCD TV
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Samsung DLP TV HLM437W turns on just fine. Good picture and sound. After about 30 seconds, the TV suddenly turns off sound and picture, and 3 blinking lights show on the front screen. Allegedly,...
sounds like swollen capacitors to me see what i mean here


Samsung LCD TV Failed Power On Clicking Repair
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Jan 18, 2018 • Samsung Televison & Video
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