Samsung le40b530p7w blank screen but sound - Westinghouse LTV-32w1 32 in. HD-Ready LCD Television

Your TV could be broken and is no longer working anymore and it could be a problem with the mainboard inside of your TV is starting to die.

Are you sure that the component unit it working the unit that you are using on the tv
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Contact the authorized service center for Samsung. That is the only thing you can do.
http://electronicshelponline.blogspot.com/

T con Board faulty .
If you wish to get some details; check the site linked here. Pull up older posts.
http://electro-medical.blogspot.com/

Samsung HL-R5087W TV screen goes blank -tv/sound on - Forums ...

www.cnet.com > Forums > Samsung

CNETJun 11, 2015 - About a month ago, the at various times the tv screen would go blankeven though the tv ... Try turning off the cable/sat box when the happens. ... In reply to: Samsung SP50L7HX DLP TV linked to Sky HD box - same problem .... on it comesback to normal. however, once it went off again (Black Screen) after only 2-3 minutes. ln-t4069f picture problem lcd warmup - Forums - CNET
Jun 11, 2015
Samsung LCD TV LN-T5265F Black Screen Diagnosis Help ...
Jun 11, 2015
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Sounds like you need a full recovery.
Here is a link.
http://www.samsung.com/uk/support/model/DP700A7D-S02UK

If you need further help, I’m available over the phone at https://www.6ya.com/expert/michael_e0539de310ea5ad7

REPLACEMENT OF SCREEN MAY GIVE YOU A HAND.THIS MAY BE DUE TO ACCIDENTAL DAMAGE.

THis TV set does not use bulbs - It is not a rear projection TV it is a flat screen LCD TV. I know because i just took one apart. What are you talking about on here? There are three boards in it. A power Supply, a correction board and a video board

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Hi,
Hi, I have a Samsung G600 Service Manual PDF if you want it, and it will tell you all the disassembly and reassembly instructions!
Let me know Harvie