Question about Samsung LA40A550 40 in. HD-Ready LCD TV

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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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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.

Posted on Jun 04, 2010

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No picture but sound 40 in serices 5 530 L C D TV

Posted on Aug 06, 2011

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2 Answers

Update firmware usb


I believe the correct model number is LN40A550. If so here is
the download firmware page for it..
http://www.samsung.com/us/support/owners/product/LN40A550P3FXZA

Aug 24, 2013 | Samsung LA40A550 40 in. HD-Ready LCD TV

1 Answer

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.

Jun 30, 2011 | Samsung LA40A550 40 in. HD-Ready LCD TV

1 Answer

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?

Jun 17, 2011 | Samsung LA40A550 40 in. HD-Ready LCD TV

1 Answer

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

Oct 18, 2009 | Samsung LA40A550 40 in. HD-Ready LCD TV

2 Answers

My tv wont turn on


My LA40A550 Samsung HDTV is 4 months old. It is doing same. That is the red led blinking 2 sec on and then off for ever. No picture, no sound, nothing. just dark black screen. What to do ?

Mar 16, 2009 | Samsung LA40A550 40 in. HD-Ready LCD TV

1 Answer

Can not use control panel on television


Probably a faulty panel or not connected properly.
I would get it replaced.

Dec 13, 2017 | Samsung LA40A550 40 in. HD-Ready LCD TV

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