Weird ASUS Z170-A issue

[BenjaM]

The computer will refuse to turn on when its been off for a long period of time, it always displays the red CPU led and then turns off. The thing is I originally thought it was the problem was the PSU, but today i tested it with a multimeter and all voltages where between range, I then tried it with the motherboard and the problem still occurred. I try multiples to boot I'll reach a stage where no fans are spinning, no led, it's just "ON" and I wait for a while (like 5 to 10 minutes) and I turns on with a overclocking failed prompt, even when I don't have any overclock at all. One time even showed a prompt on boot "Request MeSpilock Failed" but I haven't been able to find the relation of that to my computer. I'm pretty sure it´s not the OS, because problem happens even before getting to the UEFI. After I turns on I can use it all day no problem, even dial an overclock and everything is fine, but when I stays off for a while the issue comes back. I'm suspecting is the motherboard capacitors. I'll be happy to get some advice on how to treat this problem as I've done a lot of research and still haven't found a solution.

[Julian5]

18 minutes ago, BenjaM said:

The computer will refuse to turn on when its been off for a long period of time, it always displays the red CPU led and then turns off. The thing is I originally thought it was the problem was the PSU, but today i tested it with a multimeter and all voltages where between range, I then tried it with the motherboard and the problem still occurred. I try multiples to boot I'll reach a stage where no fans are spinning, no led, it's just "ON" and I wait for a while (like 5 to 10 minutes) and I turns on with a overclocking failed prompt, even when I don't have any overclock at all. One time even showed a prompt on boot "Request MeSpilock Failed" but I haven't been able to find the relation of that to my computer. I'm pretty sure it´s not the OS, because problem happens even before getting to the UEFI. After I turns on I can use it all day no problem, even dial an overclock and everything is fine, but when I stays off for a while the issue comes back. I'm suspecting is the motherboard capacitors. I'll be happy to get some advice on how to treat this problem as I've done a lot of research and still haven't found a solution.

hows it looking on mobo? are capacitors fine and not bulged. How are your temps?

[BenjaM]

Everything looks ok on the motherboard, no noticeably damage on capacitors, temps are fine, 30 ºC on idle and 60 on load, reaching 80 ºC @4.6Ghz 6700k, the PCH is reported at 50 ºC. No perceivable issues when pc is on.