Questions tagged [charging]

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90 questions with no upvoted or accepted answers
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votes
1answer
144 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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0answers
134 views

Battery: energy-full-design much lesser than energy-full?

I replaced the battery of my laptop. The battery seems to work, but the max charging value is higher than the max charging value by design: Device: /org/freedesktop/UPower/devices/battery_BAT0 ...
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0answers
1k views

Laptop discharging when an USB C device is plugged in

I have an interesting charging issue with a new laptop. When I connect it to an external mouse and monitor with a USB-c hub, it slowly loses charge even with the charger plugged in. After some ...
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851 views

Is it safe to use non-genuine laptop's battery

I own an Hp pro-book 430 G2 Laptop, While I found batteries compatible with this model they weren't exactly the same. My battery is RA04XL while What I found has RA04 written on it. Both batteries Li-...
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1answer
1k 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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0answers
493 views

Acer Aspire Laptop won't charge in Windows 7 Home Premium x64

I have an Acer Aspire 7750-6801 laptop running Windows 7 Home Premium 64 bit OS. The issue is that it will only charge sometimes when plugged in. I thought it might be a hardware issue, so I tried ...
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0answers
22 views

My laptop makes a sound when it's connected to the charger and the battery is full

I have noticed that when my laptop is plugged-in and the battery is full, (Sometimes i leave it charging though i'm not using it) it makes a weird sound . This sound isn't loud at all but i'm ...
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59 views

New Laptop Battery - should I be concerned about its life?

My sons laptop battery needed replacing, so I purchased a (ostensibly new, legitimate Dell OEM) battery from a local supplier, however the battery behaved in a way I don't recall seeing before (in ...
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1answer
58 views

Charging a laptop with usb c charger but it does not support it will damage the port?

So there is a reverse charging thing built into smartphones nowadays.I connected my phone to the usb port of my laptop and my laptop said charging is not supported from this port and I saw that ...
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23 views

My laptops screen turns black after unplugging from charging

My laptops screen turns black after unplugging from charging. I have tried many things like updating drivers and messing with battery and display settings, but nothing works. The weird thing is. ...
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0answers
34 views

Laptop charging indicator switches between fully charged and charging

I have a HP 15 bs024nq that is 2 years old, I got it in September of 2018. It started happening a week ago. When I charge my laptop(no matter the operating system, it happens on GNU/Linux and Windows, ...
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0answers
195 views

Do USB cables lose their rapid/fast charging over time?

I have several new micro USB cables. I have a phone which can be charged quickly using a fast charger. The screen says' Charging Rapidly' when it's fast charging. After a few months, the rapid ...
1
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1answer
144 views

Charging issue with Asus S200E

I have an Asus S200E series laptop that runs Windows 8 and I'm having trouble charging it. The Laptop will only charge when it's off (orange indicator turns on), and this also is not consistent, ...
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3k views

How can I get HP Sleep and Charge to work?

My laptop has a USB 3.1 Gen 1 (HP Sleep and Charge) port, but I don't seem to be able to get it to work. The connected device stops charging when I put my PC to sleep, or turn it off. I have already ...
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1answer
3k views

How to detect what wattage that my Windows laptop is receiving via USB-PD?

I don't know too much about USB-PD. I understood that USB-PD requires negotiation between the charger and the receiver. So probably my Windows laptop (Dell XPS 9570) should be able to know the current ...
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0answers
1k views

Battery not charging on ASUS laptop GL752V

It has been a few months now that my laptop's battery isn't charging anymore. It first happened after a windows update (can't recall which one) which would then show "plugged in, not charging". At the ...
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0answers
136 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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0answers
262 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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0answers
488 views

Laptop won't receive power from it's power adapter

I have an ASUS K55VD with that's causing me some serious problems lately. The problem is that even though the power adapter is connected and both it's led and the laptop's battery led are lit, the ...
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1answer
694 views

Lenovo G50-80 without battery

Can I run my laptop G50-80(with li-ion battery) only on AC power without battery to prolong battery life-time? Is there any problem if I do so continuously?
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136 views

Power laptop battery without internal power circuit

I have two identical laptops and one of them is broken. I expect it has something to do with the charging circuit. The laptop works fine when it is provided with a full battery. But it doesn't receive ...
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1answer
2k views

How to restore a laptop with a damaged DC charging port?

I have a Samsung NP-RC512 laptop where the the female side of the DC charger port has been damaged. It has been sitting in the closet for over a year now and it is in the condition shown in the ...
1
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1answer
559 views

Laptop cuts from external power when using too much energy

I have Acer Aspire 7750G and I've had this problem for some time now. I had problems with my display, it was going white for some reason. When I got it back from a repair shop, they said it was a ...
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2answers
2k views

Residual charge on laptop

My Sony E series laptop is only 9 month old and seems to have a residual charge problem. My laptop was fully charged and was working fine a night before, but when I tried to switch it on the next ...
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0answers
607 views

Laptop freezes in High Performance mode and plugged in to charger

I own an ASUS N46V and it keeps freezing when plugged in and set to Power4Gear Entertainment mode. Power4Gear mode causes no problems if the laptop is running on battery power. And I see that it also ...
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1answer
374 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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0answers
21 views

What happened to the charging port of the Chromebook?

I wanted to charge my computer with the charger it came with, but it says "low power charger" each time, even though it is the same charger that came with the computer. When I plug it out, ...
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0answers
16 views

How can I find out why I can no longer charge via one of my ports?

I'm using a Lenovo X1 Carbon (Gen 5), which has two USB-C ports that you can charge the device through. The other day, the official charger suddenly stopped working with one of the ports, however, it ...
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0answers
15 views

GIGABYTE Aero 15 (i7-8750H) battery

I recently bought a new Gigabyte's Aero 15 (i7-8750H). I'm planning to use it daily for my job as a developer. I'm wondering about what's the best way of charging the laptop. Is it better to keep it ...
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293 views

Charging a laptop with OnePlus Warp Charge 65 Watt Power Adapter

Is it 100% safe to charge my laptop (Lenovo ThinkPad X1 Carbon 6th gen (20KGS2ML00)) with an OnePlus Warp Charge 65 Watt Power Adaptor? https://www.oneplus.com/product/oneplus-warp-charge-65-power-...
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0answers
128 views

Is it possible to slow charge a 240W laptop with 65W power bank via USB C?

I have a Dell Precision 7750, which has a strong GPU, and therefore a power adapter with 240W. When I'm on the road, I need to charge the laptop with a power bank. My power bank is 65W. I want to ...
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0answers
29 views

Lenovo Yoga laptop creates vibrations

I have a Lenovo Yoga laptop. It has two pronged power adapter. Whenever I connect the power adapter for charging the laptop, the body creates tingling vibrations like small electric shocks. I feel ...
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0answers
148 views

Increase power on USB port to 2A on Manjaro Linux

I want to charge my Apple iPhone SE (the old one) with my Laptop Huawei Matebook D with Manjaro Linux installed on. I was already able to increase to power from 100mA to 500mA using tlp. Now the phone ...
0
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2answers
208 views

Not charging while laptop in use otherwise charging

Hello, My leptop brand and number is (HP-ac124TX), laptop is charging well (orange light) when the laptop is not turned on and as soon as I'm turning it on it is not charging (white light), as matter ...
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1answer
202 views

Inconsistent Display Color in Charging and non-charging state

I bought the Asus ROG Zephyrus G14 couple of weeks ago and I use it for work so much that I have to charge it twice a day. The problem is that I have noticed a sudden improvement in the Color of the ...
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1answer
144 views

I accidentally broke my charging port of my laptop and its not turning on anymore. Is this serious?

I accidentally broke my charging port of my laptop. The plastic in the middle of the port that holds the non-insulated cables inside the port just fell off so the cables were free to touch. My laptop ...
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0answers
19 views

Laptop turns off after connecting adapter

I have an HP ProBook 4520s. When I connect AC adapter to it, it turns off immediately and I cant turn it on again for about 20 minutes. Charging LED doesn't turn on. Adapter voltage looks normal. What ...
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0answers
8 views

Fujitsu battery fully charged but dies once plugged out from charging

I just had bought a new battery for my fujitsu laptop. unfortunately, after two months, i cannot use it well anymore. i cannot use it anymore if not plugged in. when plugged in, the battery says fully ...
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0answers
22 views

Can 45W acer charger be used for Dell 45W laptop?

I have a dell inspiron 3000 series laptop whose charger is 45w. another acer charger which is 19V and 2.37A (45w). will it still charge the dell laptop If I modify the acer charger by cutting out the ...
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0answers
174 views

Lenovo thinkpad laptop shutting down on its own

I have a very weird problem with my lenovo thinkpad E540. Sometimes when I use the laptop it shows a message that the battery is very low and the laptop shuts down on its own. Perhaps i should say ...
0
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1answer
331 views

Performance and temperature both massively increase while plugged in on my lenovo ideapad gaming laptop but stay extremely low while on battery

Laptop specs: Processor; Intel core i5-10300H 2.50 GHz , 8 gigs ram ideapad gaming laptop lenovo 81Y4 (less than a month old with all drivers updated) Nvidia geforce 1650 and intel uhd graphics which ...
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0answers
19 views

Laptop does not recognize AC Power

I have a Samsung NB30 netbook which no longer recognizes that the AC power is connected at all. It will only run on a battery until it fully drains it, and won't charge it. I have ruled out the ...
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0answers
52 views

USB-A to USB-C connects better than USB-C to USB-C cables - why?

I'm trying to understand an issue I'm having. Background: I have an Android phone with a USB-C port. The phone is 2 years old. By the time I bought the phone, its original charger and other chargers ...
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0answers
27 views

How can I tell macOS not to charge the battery but allow it to run with the power cord plugged in?

After two years my MacBook Pro (2017, Touch Bar) has a battery that’s getting bloated. I can’t replace it or get help at the Apple Store. Since I use it at home plugged in 99% of the time, I’d like ...
0
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1answer
279 views

Holding/pushing in charger hard to charge ASUS

I have to literally stand my ASUS up sideways for it to charge. Or, when using I must push the cord in my laptop hard to keep the battery charged. I've invested in a new charger. But, it seems to ...
0
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1answer
33 views

Laptop not charging nor turning on

Since a few weeks ago I'm facing a issue with my HP laptop. It's almost a year old. It used to work fine but few weeks ago, when I was working on it, it suddenly turned off without any warning. I ...
0
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1answer
40 views

My laptop's charger will not often work

I don't really know how to explain this problem or what causes it. My laptop charger takes a lot of work for it to actually charge my laptop. For example, I can't just plug it in. I have to move my ...
0
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1answer
497 views

Games run better when I'm not charging

I couldn't find any answear/solution for my problem, which is when I play a game like GTA 5, GTA 4 or basically any other, I get worse FPS (Like 30fps less) when I keep my laptop charging. On the ...
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0answers
48 views

How many watts required over PD to charge my notebook

I have an HP Elitebook that is charged via a USB-C PD port. I am trying to work out how you work out what is a sufficient power source to charge it - not my specific model, but hopefully the general ...
0
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1answer
187 views

I want to charge a tablet that requires 5V / 3A power input in the field with a powerbank. The tablet uses a 3.5mm / 1.3mm DC barrel plug

I have a 45w PD portable charger that has 1 USB Type C output at 45W, DC 5V/3A, 9V/3A, 15V/3A, 20V/2.25A and 2 USB Type A outputs with DC 5V/3.4A Total, DC 5V/2.4A max each. The tablet charges ...