Power loss: no video output

Aroldo93

Commendable
Jun 4, 2016
1
0
1,510
First i apologyze for my bad english. I hope the issue will be clear.

Some days ago, the power went out and pc switched off (i had an UPS but it broke and plugged the power directly).
After Windows loaded, i saw a lot of artifacts on the screen. I had to uninstall and reinstall the video driver to solve the problem.

In the following days, rarely happened that the driver crashed. (simply the screen went black and after few istants it returned with the crash notification in Windows).

Yesterday suddently reappeared some artifacts and all pc freezed.
I forced power off with the power button.
Everytime, after Windows boot, there were some artifacts, driver crashes and finally, total freezing.
And everytime it become worse. (the freezing came in shorter time)

I tried to use the integrated gpu and everuthing seemed fine.
But after some reboots, i had no video output from integrated gpu and also from video card.
Tried to unplug the card, but nothing... Now neither one nor the other gpu have video output. (i can't see the bios, so it isn't a Windows problem)

I have not tested the video cables and the monitor, but it is clear that they are fine.

Tried to unplug-replug the power cord, but nothing...

I have not tried to clear cmos, maybe it could help?

I think the motherboard died, what do u think?
Thanks for help...

Specs:
CPU: i7-3770
Mobo: HP Formosa IPMMB-FM (this pc was first a HP preassembled)
RAM: don't know the brand... generic oem. 12 GB (4+4+2+2) 1600 MHz
Graphics Card: MSI GTX 970 Gaming 4G
SSD: Samsung 850 evo 128 GB
HDD: RAID0 (integrated Intel controller) with x3 WD Blue 1 TB
Audio: Creative SB Zx
PSU: Cooler Master GX 750W
SO: Windows 10 Home 64 bit
 
Solution
It sounds like something got burned out. Start with swapping the PSU with a known good unit, maybe borrow one from a friend.
The only thing to do here is to swap parts until the problem goes away. Multiple parts can also be dead.

Starcruiser

Honorable
It sounds like something got burned out. Start with swapping the PSU with a known good unit, maybe borrow one from a friend.
The only thing to do here is to swap parts until the problem goes away. Multiple parts can also be dead.
 
Solution

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