Questions tagged [power]
Electrical power is essential to the operation of any computer and any of its components or peripherals.
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CPU Doesn't Go Below 5.5 watts on idle
I recently updated my laptop (i7-6700HQ, 8gb ram) from Windows home 1703 to Windows Pro 2004 and now on idle my CPU will rest at 5.5 watts and temperatures mid/high 40s. On Windows 1703 it would be ...
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Intel Nuc (NUC6i5SYB) - Power On After AC Power is Restored (is not reliable)
We have Ubuntu Server running on a NUC6i5SYB that's powered by a UPS. In the BIOS, I have this power option saved:
After Power Failure: Power ON
In the manual, it says this option means: "System ...
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Is it safe to pull the power plug off of the monitors?
I have four monitors plugged in through Amazon Smart plug so that I can turn off all the monitors with ease while keeping the Desktop running.
But one of the monitors recently failed. Is it safe to ...
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Mini pc won't turn on with power button, but WILL turn on using the power button if you unplug power and plug it back in
I have a small mini-pc from Aliexpres with a celeron n5105 in it, 16gb RAM and 500gb ssd (both Crucial brand).
It is running Proxmox (Debian) and it was working fine.
After some fiddling around with ...
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UPS graceful shutdown - how to automatically restart the server when the power is back?
I have a home server (Intel NUC i7) supported by a basic UPS (Eaton Ellipse Pro 650).
The UPS is connected to the server via USB and is configured to gracefully shut it down when its power runs off. ...
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How to know if USB hub receives enough power to power all my applicants/devices(used bandwidth)?
I have USB type c that connects these devices: (1) 2 TB SSD (2) Ethernet network (3) Mouse (4)Keyboard (5)Aux speakers.
I was wondering if the hub receives enough power or not from a single type c ...
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How can m.2 usb 3.0 devices power an m.2 ssd?
All these devices claim to be downwards compatible with usb 3.0 or even usb 2.0. How can they power up m.2 pci ssds which can consume up to 9W (checked with smartmontools) if usb 3.0 gives a maximum ...
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Why would fiber optic enabled with mainline power but disabled with electric generator?
I live in Puerto Rico and recently we have had an power loss for a week because of Hurricane Fiona
I have fiber optic with my internet provider and IPTV also. The internet didn't work when we were ...
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Is it okay that part of the power jack is outside the device?
I have some devices whose DC adapter connector/jack is only partially plugged in.
For example, my monitor has an AC to 180 W DC power supply. When connecting the transformer to the monitor, the DC ...
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USB Power Delivery - Only charging or also 'powering' devices?
I recently bought a laptop that is able to be powered via USB-C Power Delivery 3.0 on 100W (20V). From what I understand, PD (3.0) can be used to charge the battery, but also 'run' a device, i.e. the ...
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windows laptop event log power source change from battery to ac power
For the windows laptop event log power source change, how can I tell if it is switching from AC power to battery or from battery to AC power?
I attach a screenshot here.
It seems impossible to tell ...
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ASUS TUF Gaming FX505dt doesn't reliably turn on
I'm facing some issues for a couple of weeks. Sometimes when I try to power on my laptop and press the power button the keyboard backlit turns on and the diplay also turns on but before showing ...
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Can a power outage cause bad sectors on an HDD?
I've tried the Google-verse and can't find the specific answer I need.
A friend of mine asked me to look at her laptop which only boots to a non-responsive desktop after a power issue. I booted to a ...
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Idle power consumption of J4125 vs N5105
I'm looking to build a router (and being able to have a couple of lightweight VMs would be useful to), and came across a number of x86 router boxes from Aliexpress for around US$250 each.
Both CPU's ...
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CPU speed drops to 0.61/0.79GHz and remains there whenever I unplug the charger
My laptop is a dell latitude e6520
Windows 10 Pro 21H2
Intel Core i5-2520M CPU @ 2.50GHz processor
and a 12 GB RAM.
I recently changed it's motherboard and whenever the laptop's charger is unplugged, ...