Questions tagged [power]
Electrical power is essential to the operation of any computer and any of its components or peripherals.
1,632
questions
0
votes
0
answers
14
views
disable and enable power monitor usb via cmd
I am using power monitor to test current, and I want to do some simple testing via automated commands
Before test, I need to send some cmd to machine via usb, then the current test need remove usb（...
- 101
0
votes
1
answer
27
views
Fresh clean Windows 10 installation is always throttling CPU to 10% llimit
Fresh Windows 10 installation on my DELL M6800 with Intel(R) Core(TM) i7-4930MX CPU @ 3.00GHz is always throtlling it to 10% making it almost unusable.
I have tried different options like Group ...
0
votes
1
answer
64
views
CPU doesn't lower the frequency when idle
I switched to AMD processors a few years back and thought I just don't know something about their power management. So, for a couple of years I've had an 5600X processor running in a PRIME B550-PLUS ...
- 183
0
votes
1
answer
46
views
Can I leave a graphics card inserted but with power disconnected?
I'm not ready to pull my ancient graphics card out of the slot yet, but I want the PC to ignore it completely and use the iGPU solely due to booting and GPU initialization order issues. (And no, I can'...
- 187
2
votes
1
answer
223
views
Current rating of 2.5" SATA HDD
I have pulled out Seagate 2.5" 1 TB SATA HDD from my laptop.
The specs on the label say +5V DC 1.0A
So what am I wondering is how to interpret the current rating? There's no info on Wattage ...
- 1,708
-2
votes
3
answers
63
views
Can i use this to power my router via power bank
My power bank is redmi 18w 20000mah
It has 12v ==1.5a output, so can I use this cable to power the 12v router
1
vote
1
answer
68
views
Is it safe to connect only 2 PCIe 8-pin power connectors to triple PCIe 8-pin to 12VHPWR adapter?
I have a GPU with a 12VHPWR connector that came with a 3xPCIe 8-pin to 16-pin 12VHPWR adapter cable, but my current PSU only has 2 PCIe 6+2 pin connectors on the same cable. Is it safe for me to power ...
- 923
-2
votes
0
answers
74
views
mini pc won't come back on after power outage, why?
I have a mini pc from Chatreey. It must be physically powered on by hitting the power switch after any power outage. At home when the power goes out it fails to reboot until I physically turn it back ...
- 105
-3
votes
1
answer
41
views
Laptop needing a more powerful power supply?
I have chosen a laptop to use both for university use and gaming: Lenovo Yoga Pro 9 16IMH9. It is quite expensive and has great specs and features, but unfortunately has a major flaw.
According to one ...
- 1
-3
votes
2
answers
133
views
Backlit keyboard: does the illumination circuit still receive power when turned off?
I'm looking for a non-backlit keyboard. There are some, I found them, but since nowadays almost every keyboard comes with backlight in stock, I was wondering if the switch shuts it off completely.
...
- 1
0
votes
1
answer
30
views
What happens if during RAR compression the laptop runs out of battery?
I was compressing a large file using RAR, so it took quite a while. During the compression at some point I had to unplug the computer and let it continue with battery only. After a few hours when I ...
- 1
1
vote
1
answer
151
views
How to ensure that the computer doesn't beep when put in sleep mode?
Putting this computer into sleep mode gives faint but noticeable beeping sounds synchronized with the blinking light. System and hardware info:
Device name DESKTOP-GG6AA6L
Processor Intel(R) Core(...
0
votes
0
answers
23
views
Can I swap the power cables for the motherboard at the PSU socker?
The last time I built a PC was when the Pentium was the new hotness. However, I have decided to build my own instead of buying a new PC.
I'm a bit confused with this modular power supply cable ...
- 111
0
votes
0
answers
39
views
Temperature vs Power has strong positive correlation
So, I just bought super high RPM fan for my laptop, it's worked fine, it reduced temperature.
I noticed multivariate time series real time graph between temperature and power that they have similarity ...
0
votes
0
answers
30
views
Remote keyboard with USB dongle under Linux: how to detect keyboard is ON?
So, problem is simple: I use a keyboard in an linux app (developed in Go) and am trying to figure which keyboards are connected, through Bluetooth or USB.
Using a combination of listing event files ...
- 1