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Questions tagged [charging]

The tag has no usage guidance.

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Lenovo Thinkpad P51 with Lenovo Thinkpad Prodock

Recently, I've bought the Lenovo Pro Dock docking station. This one requires 90w to function according to the official Lenovo website. However, my Thinkpad P51 doesn't charge when plugged into the ...
-1
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1answer
29 views

Computer slows down when plugged in

Recently, whenever I plug in my laptop, the CPU slows down severely. Also, it isn't charging, as it says "plugged in, not charging". The CPU drops from 2200 Mhz, to 500 Mhz. I've changed the advanced ...
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1answer
28 views

Can I charge a simple Nokia phone which has USB input (5V=450mA) with a 5V=2A/7V=1.8A/9V=1.8A/12V=1.3A supply? [closed]

I have a Nokia Asha 501 Dual Sim phone which comes with the power supply as stated in the title. It recently broke, and I decided to test if the phone's USB port which I thought was only for data ...
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1answer
36 views

How can I tell if a USB C charger is compatible with my device?

I have two different laptops which have USB-C chargers, both have 65W chargers, but the voltages and amperages are slightly different. How can I tell if a USB C charger is compatible with my device? ...
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0answers
30 views

How do I keep a MacBook battery charged to only 70%? (USB C connector)

Following from this question and answer (https://superuser.com/a/1130375/979099) - Does anyone know the equivalent power cord trick for newer macs?
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2answers
58 views

Battery drain in switched off laptops [closed]

Say, I charge a laptop fully while using it, then once it's 100% charged, I switch it off, and don't use it again, at all, for around a month. Will all the battery automatically have discharged due ...
0
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2answers
80 views

I left my laptop on overnight on high peformance [closed]

So I have an HP 14-af118au laptop that I've been using for about two - three (maybe? I forgot kek) years. Since I have been living in my own room (and college), I have been constantly falling asleep ...
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2answers
45 views

Charge laptop with mobile charger (lower voltage then required for the laptop)?

I have a Huawei Matebook X Pro which I normally charge using the original charger provided by Huawei. I'm leaving on vacation tomorrow and want to pack as light as possible, so I was wondering if I ...
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0answers
39 views

Laptop battery detected intermittently but power is supplied

Situation: Laptop battery detected sometimes, gives power always, when detected can be charged. I wanted to ask what the problem could be and how to go about it. Battery is ThinkPad Battery 57++ (9 ...
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1answer
5k views

Asus battery health charging not working

I just downloaded the asus battery health charging app on microsoft store. The charging options are there not greyd ou, but when I plugged in it's still charging to 100%. Any idea on how to fix it?
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1answer
41 views

Power state continually swaps between charging and discharging

When connected to AC power, my Lenovo T440s (2014) intermittently switches from "charging" to "discharging", and very quickly back to "charging". A full cycle takes just a few seconds (anywhere from ...
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0answers
125 views

ezbook 2 battery not charging when OS (Fedora) boots

I have bought an ezbook 2 and installed Fedora 28. Unfortunately I have problems with the battery (INT33F4). Specifically, I'm unable to charge my laptop with Fedora running. The charging light is ...
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2answers
1k views

Laptop charging but not increasing battery charged percentage

My HP Probook 4530s (Windows) can charge when it is shut down but cannot increase the battery charged percentage while charging when it is on (although it shows that the charger is plugged in and ...
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0answers
102 views

Laptop won't charge when turned on

I have a problem with charging my Acer Swift 5 laptop. My original charger worked just fine, but I managed to lose it. Now I bought Asus charger with the same power output as shown on the bottom of ...
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0answers
1k views

HP Spectre 360 not charging, LED lights do not glow and computer does not start

While I was playing a game on my notebook which was plugged in the charger, the battery got drained and it stopped charging. When I pressed the power button, it blinked 3 times but the notebook wouldn'...
1
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1answer
126 views

Laptop always plugged to charger: how to properly keep the battery's lifespan

I provided my HP Probook laptop with a 9 cell 6900 mAh battery, which obviously gave good autonomy. I always keep it plugged in to the charger. I noticed (and I guess that is due an embedded ...
0
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2answers
80 views

Is it okay to charge a chromebook with a different chromebook charger? like a different model chromebook

like a different model chromebook. my teacher has a different type of chromebook and she says if her charge of of her chromebook was connected to my chromebook then it can make the chromebook well. . ...
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0answers
310 views

Charger is not charging laptop (Charging icon is not displayed)

First, Sorry for bad English. I am having a problem with my laptop. My charger is plugged in and I have bought it just a couple of weeks ago. It was working just fine but since yesterday, it does not ...
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1answer
37 views

Charging laptop via laptop

Can I charge my HP Omnibook 4150 off my HP Pavilion notebook by connecting USB to USB, or any other connection, as I don't have a charger for the Omnibook? Ive tried googling.
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1answer
189 views

AutoIt Error when charging laptop

This message appears when I charge the laptop (hp) and disappears when I remove the charger, tiyfmr.clh file in the message I can't find it in vlegjw folder and vlegjw is hidden and only display when ...
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0answers
30 views

Computer Won’t Turn On or Charge

I have an issue with my Acer Aspire E5-575 when it will not turn on, or charge. I followed the support guides on Acer’s website as well as various articles that I found on Google. What are some ...
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1answer
333 views

What happens if I use lower amperage in “input”?

I have problem now. I want to ask what happened. I bought new charger for my HP compaq nc6400. My charger stats... 60W Input : 100V-240V~1.7A Output : 18,5V = 3,5 A (HP supported) I used.... 90W ...
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0answers
59 views

Laptop won’t recognize charge when it’s on, but will charge when turned off

I noticed my Ubuntu based thinkpad t460 acting very slowly so I rebooted it. However, it failed to boot. So I stuck in a Ubuntu usb and used boot-repair to fix it. I then noticed it would not charge. ...
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1answer
102 views

Laptop struggling to charge

My 2 year old Asus Zenbook Ux305f has, very suddenly, started only charging when I hold the plug in the socket - it needs holding extremely tightly (I can't do it for very long without getting tired, ...
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1answer
161 views

Why is Dell D620 SMP battery not charging?

What problems may cause the battery not to charge or Ubuntu to report only a 6% charge? The AC Adapter is warm, emitting a high-pitched buzzing noise, and says "INPUT: 100-240 V ~1.5A / 50/60HZ", "...
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2answers
281 views

How to replace a laptop's battery without shutting down?

Background information: I take my laptop to three classes in one day every week where I don't have access to a power socket to charge my laptop, but I have an extra laptop battery fully charged in my ...
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1answer
630 views

How to charge a laptop without a charger

my computer's charging port has issues with it. We took it to a store where they fix computers, but sadly they said there is no way to fix this computer. I was wondering what are my other options in ...
3
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1answer
3k views

Keep USB on while computer is shut down

We have recently bought a wireless mouse to replace our old one. The charging dock on our old one plugged into the mains, it also had USB to connect to the computer. Our new mouse only has a USB cable ...
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0answers
28 views

Circuit in car too weak for laptop?

My Odyssey has a 110v circuit in back for charging or low power appliances. It's max rated usage is 100W. My laptop is rated 100-240V, 1.5A. Does it really draw ~150W when the laptop is plugged in? I'...
2
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1answer
512 views

can i charge UPS's external batteries using external charger ? while UPS is ON 24x7?

What are the cons of using an external battery charger for charging my UPS's external batteries while the UPS is on? I have an inverter/UPS with external battery. I am tired of constant PC reboots ...
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1answer
240 views

Charging a USB-C Samsung Phone with my MacBookPro over USB-C

I just ran out of battery on my Samsung smartphone and wanted to charge it by connecting my MacBookPro to the USB-C smartphone. As a result my MacBook got charged and the smartphone worked as a ...
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1answer
164 views

Is it possible to have a USB 3.0 port with more than 900 mA for charging and data transfer at the same time?

Because I have a tablet which drains faster, than it charges on the USB 3.0 port, I looked for some USB 3.0 hubs. Indeed, an external power supply helps here, but the charging ports are always ...
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2answers
367 views

Can a QuickCharge 3.0 or Type A USB charger charge my Nexus 5X just as fast as a 5V/3A charger? [closed]

I've got a Nexus 5X phone which does not support QuickCharge, but it does support 'fast charging' through a 5V/3A USB Type C charger. Normally I charge it with a Type C 5V/3A charger, and a USB Type ...
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2answers
67 views

Possibility of converting CPU heat to electrical energy

This was an idea brought up by a friend. Due to the CPU producing heat, one would think that it would be more energy-efficient to reuse that heat energy. Through what method could heat from the CPU ...
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0answers
130 views

Laptop charger voltage

I bought a laptop from the US. Now the part that connects from the power brick to the wall socket says 7A 125V. Unfortunately, the end that goes into the wall socket does not fit. So I replaced the ...
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1answer
562 views

Laptop keeps switching between being plugged in and not plugged in with external battery

When I have my external battery hooked up to my laptop, it shows as being "plugged in, not charging" for a few minutes but then after about 10 minutes or so, it switches between being plugged in and ...
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3answers
10k views

Battery Health Charging app on my Asus GL552VX

I can't change options in Asus Battery Health Charging app on my Asus GL552VX notebook
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2answers
416 views

Connect two USB-devices that both are powered through USB?

I am about to buy two USB-devices (a RIAA pre-amp and an iPad with the "Lightning to USB 3 Camera Adapter") and connect them to transfer audio using USB. The problem is that both these devices also ...
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0answers
299 views

Laptop not charging after few months without power, how to revive it?

My laptop won't charge. I didn't have a charger for it so I left it in my drawer for like 2-3 months. When I was able to get a charger I plugged it in but nothing happens. The light on the charger is ...
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2answers
762 views

How should I manage my charging cycles to extend battery life?

I use my laptop throughout the day for various work. My usage starts sometime after breakfast and continuous into night, till about 9 pm, then breaks for dinner and continues for another hour or two. ...
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1answer
240 views

Can I charge my HP laptop through USB if I plug the other end into the wall?

I have a Pavilion dv7 by HP, 11.1v battery. The battery will not hold a charge and my charger was stolen. I cannot afford a new one at the moment. How else can I charge it?
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1answer
597 views

How to set a sound notification of 100% battery? [duplicate]

We can set low/critical battery sound notification but I don't know how to set a full battery sound notification, Is there any way to do that? EDIT : I agree to the point that not all laptops charge ...
0
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1answer
360 views

My Computer is Plugged in but not Charging

My laptop computer is plugged in but not charging. The power supply will maintain the charge level (%), but not add to it. Removing and reinserting the battery allows the power supply to add to the % ...
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1answer
9k views

Is charging a laptop when shut down better for it's life span?

If it helps my laptop is a Lenovo Yoga 510. It's pretty new, and I want it to last for a long time. The laptop has an internal battery. Is that expensive to be replaced? If I charge it when is on or ...
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0answers
72 views

Laptop won't charge nor power on with plug in

The laptop in question is an European Acer Aspire V3-771G, bought in October 2014. I haven't been using it a lot for the last year since I bought a desktop pc, but I need it as I'm heading off the ...
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1answer
30 views

The charge keeps jumping

My laptop's charge has been jumping all the way to 0% when not plugged in,causing it to shut off a lot. Not sure if it's a virus or my laptop's battery went bad,(it wasn't doing this before).Anyone ...
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1answer
64 views

Is it possible to attach a USB device, such as a mobile phone, to a Windows 7 PC and have the PC only charge the device?

Is it possible to attach a USB device, such as a mobile phone, to a Windows 7 PC and not have any drivers used or installed? IOW, to only use the USB port on the Windows 7 PC as a charging port? If ...
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2answers
146 views

New 3 prong Laptop Charger Giving That Tingly/Vibration Feeling. Is It Still OK To Use It?

I was using a 2 prong adapter (40W) and power cord that came with my Asus Eee Pc for years, but I didn't get this really low 'tingly' feeling when touching any part of the netbook. HOWEVER, I recently ...
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2answers
402 views

Should I re-charge battery when it has 90% of juice remaining?

I always keep my charger plugged-in and my battery remains fully charged. but sometimes when I restart my laptop it starts charging again and shows the battery is in it's 90's%. My question is should ...
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1answer
60 views

Laptop battery won't charge

I have an IBM ThinkPad Z61t that I've salvaged into a usable state, but the battery won't charge. Its probably because one or more of the cells are dead, but I'm not entirely sure. I'm running Ubuntu ...