In this video I have an Nvidia GTX 1070 that is dead. The PC does not start with the card because the protective circuit of the power supply is working. Graphics card has a short circuit in the Mosfet on one of the 4 phases of the GPU. Diagnosis and repair.   / vita_tec  
✘Faulty parts:
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►NTMFD4C85N

Timestamps:

0:00 intro
0:20 start
0:40 first start with map
Unscrew 1:06
1:36 diagnosis
3:40 Solder Moset
Measure again 4:01
4:27 solder / clean mosfet
7:20 Measure again
7:55 start after the replaced one
8:38 measure phases
10:18 Furmark start
10:36 Furmark after 1h
11:10 closing speech



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✘Test PC:
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►Screen: EIZO Foris FS2434

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►Case: DIY 3D Printed



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GTX 1070 repair