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Is my build not powering on because of a 12pin cpu?

Hi,


I am currently building a pc and when I tried first power on nothing happened ;(, so I did the usual thing and checked on the cables to make sure nothing was loose until I noticed that my motherboard( Asus rog strix x570-e) had a 12pin cpu connector instead of the standard 4 or 8 in most other builds I’ve seen, so I’m wondering if that is the reason my pc isn’t powering on.

 

Any advice is greatly appreciated,

thanks.

 

image.jpg

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No, a 8pin can provide 384w of Power. 
 

What is your full specs?

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You can try, but it shouldn't be it. My 3700X runs perfectly with an 8-pin only, even though I've got the 4-pin as well.

CPU: AMD Ryzen 7 5800X3D GPU: AMD Radeon RX 6900 XT 16GB GDDR6 Motherboard: MSI PRESTIGE X570 CREATION
AIO: Corsair H150i Pro RAM: Corsair Dominator Platinum RGB 32GB 3600MHz DDR4 Case: Lian Li PC-O11 Dynamic PSU: Corsair RM850x White

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The extra 4 pin is not needed, so that can't be the culprit.

What do you mean 'nothing happened'?

 

No lights, beeps, fan startup, etc.?

Are you sure the PSU is turned on? Can you try to start the system by shorting the motherboard pwr button pins with a screwdriver?

"We're all in this together, might as well be friends" Tom, Toonami.

 

mini eLiXiVy: my open source 65% mechanical PCB, a build log, PCB anatomy and discussing open source licenses: https://linustechtips.com/topic/1366493-elixivy-a-65-mechanical-keyboard-build-log-pcb-anatomy-and-how-i-open-sourced-this-project/

 

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No, the extra 4-pin is totally unnecessary.

 

The RGB LED on that ROG logo should be on (even with the system on standby), or at least that's what it's like on my Strix Z390 board.

Have you checked whether the 24-pin and other cables are plugged in correctly, both on the motherboard side and on the PSU side, and is the PSU actually turned on and plugged into the wall right?

Desktop: Intel Core i9-9900K | ASUS Strix Z390-F | G.Skill Trident Z Neo 2x16GB 3200MHz CL14 | EVGA GeForce RTX 2070 SUPER XC Ultra | Corsair RM650x | Fractal Design Define R6

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1 minute ago, minibois said:

The extra 4 pin is not needed, so that can't be the culprit.

What do you mean 'nothing happened'?

 

No lights, beeps, fan startup, etc.?

Are you sure the PSU is turned on? Can you try to start the system by shorting the motherboard pwr button pins with a screwdriver?

Hi, what I mean by nothing happened is that no fans or anything turned on I’ll try that now I’ll just need to find it.

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10 minutes ago, NathanH5 said:

Hi,


I am currently building a pc and when I tried first power on nothing happened ;(, so I did the usual thing and checked on the cables to make sure nothing was loose until I noticed that my motherboard( Asus rog strix x570-e) had a 12pin cpu connector instead of the standard 4 or 8 in most other builds I’ve seen, so I’m wondering if that is the reason my pc isn’t powering on.

 

Any advice is greatly appreciated,

thanks.

 

image.jpg

Hi,

everyone thanks a lot I doubled a few things like the front panel and the 24pin connector and it powered on.

i think I was just being a bit dumb.

ive attached a photo of my building(with everything powered on).

image.jpg

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11 minutes ago, TrigrH said:

What is the Q code LED showing? (bottom left)

 

Good job, one fan isn't wired up to spin though.

Yah the vertical mount got in the way of the fan but I sorted that so it’s spinning now

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