GPU Short Circuit? (Sapphire 4870)

rice0140

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Jan 22, 2012
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Hi guys, this is my first post here, despite searching forums for twenty or thiry odd minutes, I haven't found anything quite up my ally yet.

I have a Sapphire 4870 from my build back in June of '09 (so no warranty anymore!), card was running great until a month ago when, to my utter dismay and horror, it unfortunately shorted out due to me being a dumb@$$.

A cable had come loose and hitting a case fan, took off panel to readjust and without thinking set my metal penlight on top of the card. There was what can only be described as the sound of a short circuit, my three red led's lit up on the card, and I haven't gotten a lick of output from it since. I personally have chalked it up to a lose, and have just been saving what meager amounts I can for a new 7xxx series, but a mate of mine said that the card may be saveable yet, and it could require the oven trick (looked it up, but I dunno if it'll work with a short circuited card), or replacing mosfets, caps, etc. I have some basic soldering experience, and would love to get this card working if it meant saving the 200 dollars or so for a new card.

I'm assuming first step is multimeter testing, I have done this before with a PSU but never a GPU, and any advice, pointers, or links to off-site material would be amazing. I have visually inspected card to best of my limited skill, and there doesn't appear to be any physical solder damage, so I'm assuming (glumly) that the problem is a bit more complicated then remelting some solder.
 
Solution


if all else fails you could bring it to a local pc shop and that can dispose of it for you. Some places even offer a discount for older none working hardware to replace it with a new piece

KiloWolf

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Dec 31, 2013
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To the first thing, no. Do not do the "oven trick". And to the second part I would really say just save up for a new card as there is more then likely more damage then just that to it. Call it a lose and get a new one. Do not take the chance to hurt the rest of the comp by messing something up more then it already is.
 

rice0140

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Jan 22, 2012
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18,510
Thanks man, that's kinda my figuring too, just figured I'd throw up a thread to see if anyone had a better suggestion.
Might end up selling the card on ebay for a couple bucks, maybe somebody else can do something with it?
 

KiloWolf

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Dec 31, 2013
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if all else fails you could bring it to a local pc shop and that can dispose of it for you. Some places even offer a discount for older none working hardware to replace it with a new piece
 
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