Solved PC don't recognise GPU.

October 30, 2016 at 11:36:42
Specs: Win 8.1, 7500k amd

Hello, 2 weeks ago bought Rx 480 nitro, replaced it. Am getting black screen and error code 1 long 3 short. I have done few things, like putting my old gpu with new one, works , in propertys shows both of them. Tried to put only new gpu and reseting bios, it works but each time I want to turn on PC I need to open PC case and reset bios, and if a change something in bios, again it's giving black screen... please help, tried aswell bios update, gpu driver uninstall and install. My mb Asus a88mx plus, running win 8.1

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#1
October 30, 2016 at 11:43:55
✔ Best Answer
1 long, 3 short = video card not fully seated in slot.

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#2
October 30, 2016 at 12:02:52
Don't now about that, its really tight sitting in mb, lot's of times took out and back, and why then its runing when resetting bios?

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#3
November 29, 2016 at 14:39:40
Did you turn off the onboard video in bios

Did you select to display pcie graphics first in bios

What power is your psu ?

Are there extra power connectors on the new gpu?


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