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hard vmod gtx 550 ti and pencil mod

post #1 of 18
Thread Starter 
hi sorry to bother you again. I have a gtx 550 you and has a 3-chip is MX25L512 is behind the Blast Card, the front of the Blast Card 74HCT08D and this sight of my em5103 bd10652 the Blast Card could help me I could put pictures thank you very much













De España buenas noches
post #2 of 18
Thread Starter 
photo chip 74HCT08D link chip 405
post #3 of 18

Can you post a picture of the PCB?

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post #4 of 18
Thread Starter 
if I can but is that now I have no batteries for the camera will try to buy as soon as possible
post #5 of 18
Thread Starter 
these are the photos of the graphics card with the names of the chips by alludarme thank you very much thank you very much 399 399 399 399 399 hheight399399eight/399 399 399
post #6 of 18

I have marked the 2x areas you need to focus on..

 

GPUv = the square/black IC in the smaller red square

vMEM = under the mosfet cooler.. it looks like... should be a 8-16 leg IC under there

 

600x399px-LL-bcc1b86c_IMGP2004.jpeg

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post #7 of 18
Thread Starter 
these are the photos of the graphics card. mequeno the square is the driver of the large square acp0908 and saw nothing 399 399 399 399 399 smile.gif
post #8 of 18

:( no bueno.. 

 

* I have marked the picture below, how i think the IC's are tied to the various phases..

 

 

600x399px-LL-79aaceb4_IMGP2050 (1).jpeg

Im not certain what the pinout for the GPUv controller is... it doesnt look like a familiar chip. It could be .. just in disguise though. If you can measure resistance around the IC and map out some ground points - we may be able to figure it out though. :)

 

**Orange box = vMEM area - can you post close-up picture of this area please?

600x399px-LL-945cb457_IMGP2029.jpeg


Edited by CL3P20 - 4/21/12 at 11:33pm
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post #9 of 18
Thread Starter 
is not like measuring the resistance of IC with a ground with which I pusistes in the images. What I have to do? touching a square pin and play with the other in an earth or what I pusistes you. not I have to put on the tester is that it is old if you want I can buy another more modern and Dijital. this is the tester. one thing about the reports do not increase the voltage quereria I leave them as they are call me I can increase the software vmen enough. Thank you. ps thanks for the patience you have with me smile.gif I'm from Spain and estoi using a translator bye 480 700 399 399 399
post #10 of 18

This IC looks very familiar to NCP5359, used on Gigabyte model GPU... 

 

 

**Can you please measure resistance at the 'blue' and 'yellow' resistors I have marked? As well... please see if either of those resistors have a connection to ground.

600x480px-LL-f8b76957_-1.jpeg

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