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No signal issue after new gpu install

Issue: PC powers on but gets no signal to the monitor at all. Specs: - CPU: Ryzen 7 1500X - GPU: Originally RX 550, recently upgraded to RX 6500 XT - RAM: 12GB (2 sticks) - PSU: Recently replaced with a new unit - OS: CachyOS (Linux) (Sorry if the wording or…

原帖正文r/buildapc

Issue: PC powers on but gets no signal to the monitor at all. Specs: - CPU: Ryzen 7 1500X - GPU: Originally RX 550, recently upgraded to RX 6500 XT - RAM: 12GB (2 sticks) - PSU: Recently replaced with a new unit - OS: CachyOS (Linux) (Sorry if the wording or grammar is confusing, I’m a teenager so I don’t really know what I am doing) I bought a 6500xt. took my old gpu (rx550) out and replaced it with the rx6500xt. I turn on my pc and I got a no signal error on my monitor, didn’t even boot up or anything just straight to no signal, I confirmed I connected it to the gpu, I made sure it was firmly seated, tried all the input sources, tried a different hdmi cable, everything looks and sounds good during boot. So I looked it up. Told me to about like 4G Decoding or something in the bios but I couldn’t do that because I had no signal, put my old card back in and I got the same issue. Then I reset the cmos on my motherboard and still nothing. New power supply didn’t work either. I’ve honestly ran out of things to try. Please help!

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8 条评论

u/Chernocl

I've done this before and it bricked my motherboard. Are you able to try with a different (working) motherboard?

u/PrestigiousProof722OP

Yeah I thought I might be my motherboard. I don’t have an extra one because this is my only computer. I’m thinking of maybe taking it to a shop, idk

u/PrestigiousProof722OP

Yup, tried different cables and made sure it’s in the right spot. I even tried a different monitor and I got the same issue. I tried with both gpus

u/Chernocl

Wait, just checking do you get ANY signs of life from the PC? Or is it entirely dead?

u/PhantomLimb06

does the motherboard have debug leds and if u want id probably reseat all connectors and maybe ram, as the weirdest things happen

u/PrestigiousProof722OP

I don’t think it’s the gpu because it happens with the new and old one. I’m guessing it’s the motherboard but I wanted to see what other people thought.

u/PhantomLimb06

it sounds as if the hdmi/display port isnt connected to the gpu to th monitor, if u are sure one of them is connected, try a new cable

u/damnt256

Bring the gpu to a repair shop to see if the problem is the gpu. If not, then maybe it's the mobo dying.