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Cold weather and start up

Its not even that cold 73F or 22C 

But it seems that it won't start unless it gets warmer i.e. mid to late afternoon 


I've been checking the hardware no bulging or blown capacitors 


B450 aorus elite 

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What does it do when it won't start?

Community Standards || Tech News Posting Guidelines


CPU: R5 3600 || GPU: GTX 1080 || Memory: 16GB @ 3200 || Cooler: Noctua D15 || PSU: 750W EVGA G2 || Case: Define C

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Yes we need more INFO to help you out.
As it is really uncommon for that to happen.

Ive been able to start up my computer even when it was outside in the cold 10C or less. (dont ask 😛)

So it should just be able to boot, are you sure its the tempratures? Chances are very big you might overlook something.
Maybe its a bad supply of power from the wall. etc.

When i ask for more specs, don't expect me to know the answer!
I'm just helping YOU to help YOURSELF!
(The more info you give the easier it is for others to help you out!)

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I'll press the power button and the fans won't run there are no beeps nothing, it simply won't turn on at all 


I've checked the system many times over this past week and used HWmonitor 

Nothing is over heating 

Cpu is around 20-30C (Ryzen 5 2600)

Gpu is around 36C (raedon sapphire 56)


When I flip the Psu switch my mobo lights up for a second (its a gold 750)

I also tried multiple Psu CX750 and a gold 550


It only seems to work when the climate hits 84F+ (27C)+

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I would like to add that I just used a blow dryer on the mobo and it turned on, no complications......

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that is really weird and fucked up, is there any chance you are getting condensation on the board?, low temperature should not be a reason for a computer not starting up, hell people are practically pouring liquid nitrogen on them(i am oversimplifying that a little), my guess would be something bizzare going on with the psu or a dodgy wire somewhere which shrinks when cold and expands and makes contact in the heat, but that is a real stretch as well tbh

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what motherboard is it? i ask because there is now another post from someone with the same sort of issue as you. *i just reread and say it's a b450 aorus so clearly not the same, they are using a b450 tuf, but id you ever work out what the problem us

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