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Is there an updated part number for the s90d power supply? (77 inch)

(Topic created: 06-28-2025 09:19 AM)
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jimbo2025
Asteroid
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LED and OLED TVs

I needed a couple of large OLED TVs.   I got a ridiculously great price on the S90D when it was a relatively new model actually available for sale.   Turns out since it was just finally available there weren't many posts about it other than it had a good picture.

Fast forward 7 months and there are hundreds of posts about the S90d's power supply issues.   Apparently they aren't that expensive to replace if you do it yourself.  I'm literally on the 4TH TV replacement with about a month of downtime before reporting the issue and getting a replacement.   So far no replacement power supplies.

When they are no longer under warranty I'll need to replace the power supply.   I found a part number for the power supply.  I have no idea if it is the original defective one that dies within months or an updated model.    

Anyone know if there is an updated model number for the S90D power supply and if so what is it?

Thanks.

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Samsung_Moderator
Community Manager
Community Manager
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LED and OLED TVs

Hello! Thank you for reaching out. I would recommend calling our parts department at 1-800-627-4368 to ask about any parts inquiries. 

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4 Replies
jimbo2025
Asteroid
Options
LED and OLED TVs

Thanks!  That is the same part number I found but no one seems to know for sure if that is an updated one that won't break.

 

DieselDiaz
Constellation
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LED and OLED TVs

IMG_1645.jpeg

 From AVS Forum website, on a thread about the S95D having the same power supply board issue.  I believe this part number should be good for the S90D as well.

Updated power supply board:

Part # BN44-01333A rev 1.1

DieselDiaz
Constellation
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LED and OLED TVs

That’s the old malfunctioning power supply board part.  Replacing your broken one with that one will result in the same problem, over and over again.  They still sell it on Samsung’s website, though.

The updated power supply board:

Part # BN44-01333A rev 1.1

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Samsung_Moderator
Community Manager
Community Manager
Options
LED and OLED TVs

Hello! Thank you for reaching out. I would recommend calling our parts department at 1-800-627-4368 to ask about any parts inquiries.