All Questions
Tagged with motherboard post
105
questions
2
votes
1
answer
3k
views
ASUS ROG B450-F motherboard QLED blinks in sequence and won't post
For some odd reason my computer won't post, the QLEDs on my ASUS ROG strix are stuck in a loop flashing in sequence and won't post. All the fans turn on. I removed all peripherals and is currently ...
0
votes
2
answers
1k
views
Is thermal paste necessary for a short POST test?
So I got a bunch of parts for a new PC just now. Unfortunately, as I was examining the CPU cooler (for a Ryzen 3700x), I scratched a bunch of the pre-applied paste away away. So I (I don't know why) ...
0
votes
1
answer
209
views
The relationship between POST and BIOS after power-on
During a discussion, I was told that the POST was part of the BIOS, and so, it is the responsibility of the BIOS to set up everything (self tests and all)
I was reading the intel manual... http://...
0
votes
1
answer
4k
views
New build - No BIOS screen, no POST beeps
So trying to build a new AMD based system, but having no such luck - the power LED and CPU fan turns on, but no POST beeps or BIOS screen. Specs and list of things I've tried below. Any suggestions?
...
4
votes
2
answers
3k
views
After working for over 4 years, a custom PC won't POST
Configuration:
CPU: Intel Core i7-4790K
Motherboard: ASUS Z97-A ATX DDR3 2600 LGA 1150
RAM: Crucial Ballistix Sport XT 16GB Kit (8GBx2) DDR3 1866
PSU: Corsair RM750
When I turn the PC on, the ...
0
votes
0
answers
31
views
Custom built PC no video and no beep
I have this built PC since 2014, but i didn't use it at all since 2017 because I've moved to another city and couldn't bring it with me. Lately I've been trying to power it up to no avail, it powers ...
0
votes
1
answer
75
views
Computer used to work with 16Gb of memory, now only works with 8Gb
I have a rather puzzling problem, my computer used to just work for many years but now it refuses to even pass POST.
Trying to narrow down the problem, I figured out that by removing two memory ...
0
votes
0
answers
99
views
CPUERR light after stress test and failure to POST. Is this definitely a CPU failure?
I have a high-value CPU (XEON E5-2698 v3) CPU that has failed a stress test (I believe). The ASUS Z10PE motherboard is lighting the CPUERR_LED3 light, the system fails to boot, stopping at Q-code 04 "...
0
votes
1
answer
392
views
Reduce BIOS Post/Enumeration Lag Due to Multiple HDDs
With ONLY my lovely NVME plugged into an x4 PCI-E slot, I can post/enumerate and boot within about 12-15 seconds (which is a bit slower than I'd like, but faster than the win 95 days =).
However, I ...
0
votes
0
answers
33
views
PC POST beep when boot up
I have one personal computer that when randomly not able to boot up (like few times in a week), every time it short-beeped once and not able to boot, so i searched online and found that, one short ...
0
votes
2
answers
5k
views
Can a water damaged motherboard or power supply ruin a functional CPU?
I found half of a desktop on the side of the road the other day. It included a 430 watt power supply, DVD r/writer, ASRock B250M-HDV motherboard, Pentium g4560 CPU, as well as a case with both side ...
2
votes
2
answers
2k
views
Can dusty RAM slot fail to POST?
Today after a heavy dusting in my house, I booted the pc (which was covered in a thin layer of dust already), it failed to post. It only worked when I cleaned the RAM slot. This once happened in my ...
2
votes
2
answers
2k
views
Keyboard does not respond at POST screen, but works fine everywhere else?
Mobo: Gigabyte 7TESM
OS: Win 10 Pro
CPU: Dual Xeon X5650s
I’ve been dealing with this problem across two different motherboards. I understand it is an astronomically small possibility this happened ...
0
votes
2
answers
981
views
Custom PC with ASUS Z87-PRO locked in POST loop
I have built this custom PC with an ASUS Z87-PRO 4 years ago. I have been using it since without much problem. I have upgraded some components over the years like the hard disks without any issue.
...
0
votes
0
answers
124
views
Whine from PC internal speaker
I have a Gigabyte GA-990XA-UD3 motherboard with an internal speaker fitted to the front-panel connector block. It starts emitting a whine part-way through the POST, and I wonder if anyone can suggest ...