All Questions
Tagged with power-supply bios
79
questions
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38
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PC doesnt do anything except spin fans on startup
I have this PC that I use as a server:
Atermiter x99 chinese mobo
Xeon e5 2667 v4 cpu
4x8gb ram (non ecc)
Seasonic 430w psu
Chinese nvme ssd, kingston ssd, 1tb hdd
Hd 4670 gpu
When I press the power ...
- 11
11
votes
1
answer
8k
views
Why does disabling active power management in BIOS double NVMe speed?
I bought a secondhand Dell OptiPlex 5060 Micro.
It seems to be limited in speed to PCIe 2 (2 GB/s) despite clearly being PCIe 3. This is documented to happen on the 3070 OptiPlex micro here: https://...
- 115
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0
answers
35
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Why I'm experiencing boot up issues a few days after swapping my CPU?
I’m experiencing issues on my PC few days after I swapped the CPU, AIO and SSD. I was playing a game when my PC abruptly turns off and restarts, and whenever it gets to desktop or even in the login ...
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249
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My old CPU, mainboard works perfect but the brand Ryzen 5 4600G and MSi B550 Tomahawk board is not working
My old power supply, old CPU and old mainboard works perfect
https://www.youtube.com/shorts/Fc1bB-j4TKo
But the B550 Tomahawk board, brand new Ryzen 5 4600G is not working
https://www.youtube.com/...
1
vote
1
answer
622
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Two recent and (probably) working WD RED disks not detected by BIOS
I used to have a working NAS with the following four disks, all Western Digital Red :
2 4TB disks from 2013
1 4TB disk from 2019
1 4TB disk from 2021
The NAS was fully functional, and all disks ...
- 31
0
votes
0
answers
348
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Is 11.2V too low for the 12V negative rail of my PC power supply?
My PC won't boot anymore (not even POST beeps).
I measured the power supply. All voltages are PERFECT except the negative rail. My multi-meter shows -11.2V instead of -12V.
Is this rail necessary for ...
- 2,101
1
vote
0
answers
2k
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Intel NUC wont power on, thinking of changing the CMOS battery anything else to consider?
Ive got an Intel Nuc PC, which is flashed with a linux OS and is running some custom software to be an automation controller.
The idea is that automation controller is always on and has been running ...
- 4,209
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answers
260
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Toshiba Satellite l670-19e seems to be dead. Only a flashing white light on the case — the battery light — is the only sign of life
Initially the laptop worked fine. Windows 10 loaded; and I reached the login screen. I - several times - restarted the computer attempting to create or change the admin account so I can login to the ...
- 11
0
votes
1
answer
27
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BIOS message about electrical fault after not plugging in router properly on same 4-plug extension
When I first set up this system (bought new in 2022) I had the computer, monitor, speakers, and router plugged into one four-plug power extension. I didn't realise, but the router was only half ...
- 121
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0
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192
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Lenovo SR530 Server turns off abruptly and unexpectedly and won't turn on unless I reconnect power
so I just got a Lenovo SR530 Server for hosting a web-based program on or a medical facility, nothing too fancy but just to help run the business a bit easier and give better access to data storage ...
- 1
0
votes
0
answers
128
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PC Starts back up even when power LEDs are off and after a clean shutdown (Windows 11)
To clarify, when I perform a clean shutdown by going to "Start > Power > Shutdown the PC" it shuts down as usual and stays off for a few seconds (2-3). In this short window of time ...
- 1
1
vote
2
answers
7k
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Pre-Boot BIOS Setup Power Setting/Warning
Currently when I startup my Dell Latitude 5400 I receive this message:
Alert! You have attached an undersized 60W power adapter to your system, which is less than the recommended 90W power adapter. ...
- 323
0
votes
0
answers
137
views
How to raise VTT_CPU voltage when the BIOS says it is 0.7V? - Boot occasionally stuck in "memory init." process
My BIOS has a monitoring tab that has a bunch of great voltage measurements for my Asus Z9 series motherboard. But, next to the label "VTT_CPU", it says +0.703V in red lettering. I assume ...
- 101
0
votes
0
answers
64
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Can not turn off computer
When i turn off computer stays off for few moments (no sounds and lights) and reboots.
I encountered power grid variation, maybe this caused problem.
Tried various bios options and cmos reset but for ...
- 1
0
votes
0
answers
344
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Rog Zenith ii Extreme won't turn on
I'm building a deep learning system for my company and my current build is:
Rog Zenith ii Extreme
2 * Aorus RTX 3090
256 GB Kingston Fury 2666MHz
EVGA Supernova 1600W
AMD 3960 threadripper
Along ...
