Questions tagged [charging]
The charging tag has no usage guidance.
302
questions
-3
votes
0
answers
37
views
If a power supply w/output of 12V/1A takes 2 hrs to recharge a battery, changing to one w/output 12V/2A will recharge the battery in 1 hr? [duplicate]
A device is used primarily on battery power. The AC to DC adapter supplied with the device has an output of 12V/1A and from a completely discharged battery to a full charge using that adapter takes ...
- 1
2
votes
1
answer
60
views
Lenovo charging issue - help needed regarding the recently purchased charger
I've got a Lenovo Ideapad 100S-11BY, Modal: 80R2 Laptop
I just recently bought this charger for it - Charging Device Listing
When I plug in the charger into the laptops charging port, after about 10 ...
- 175
0
votes
0
answers
44
views
PC only fast-charges phone if plugged in while asleep or turned off
I bought my Lenovo PC a couple of years ago. It used to fast charge my Galaxy S10 whenever I plugged it in via USB3.1 och USB C. Now it only does that if i plug my phone in while the PC is in sleep ...
1
vote
0
answers
78
views
Read "time to fully charged"
I am testing several laptops with Windows installed and I need to write code that takes the time (in seconds or minutes) "until fully charged" - the value that windows shows, as well as the ...
- 11
0
votes
0
answers
186
views
Diagnosing an HP EliteBook x360 1030 G3 that does not charge
I am attempting to diagnose why an HP EliteBook x360 1030 G3 does not charge on its USB-C ports.
Symptoms:
When the battery is connected:
No charging diode remains off, whichever the port to which ...
- 204
2
votes
1
answer
922
views
Charging Android phone from Macbook while Macbooks is charging, all via USB-C
I have an M1 MacBook Air with its original power supply/charger and original USB-C cable. All working great.
I also have a cheap Android phone with USB-C. Redmi 10C if it makes any difference.
...
- 4,505
2
votes
0
answers
561
views
Linux Laptop USB-C charging no longer working
I Have an HP Envy x360 with a AMD Ryzen 3 2300U with Radeon Vega Mobile Gfx.
edit: after further experimentation, it seems that the hardware is cycling the charger when below 100%. Tested by powering ...
- 21
0
votes
1
answer
75
views
Is there a way to "fix" cheap aftermarket charger with poor grounding? [closed]
I bought a cheap aftermarket charger for one of my laptops and when I'm using it while plugged in, the touchpad is stuttering while it doesn't when the charger is unplugged. I looked around and I ...
- 615
0
votes
0
answers
2k
views
Can I charge a Dell XPS 9720 laptop with a USB-C phone charger? [duplicate]
On holiday with my Dell XPS 9720 and don't have my USB-C Dell charger with me. I've tried a couple of phone chargers, 10W and 15W and even after hours neither have imparted any charge.
Is there a ...
- 451
0
votes
0
answers
388
views
Samsung phone will not charge from laptop's USB-C port
I am using a Dell Latitude 5400 (running Windows 10 Pro OS) which is equipped with a USB-C port. Typically I use this port to connect the docking station. However, when I am mobile I am finding my ...
- 323
2
votes
2
answers
2k
views
Can a USB-C phone charger charge a mouse or headphones?
Can you charge a wireless mouse or headphones with a USB-C phone charger? Both devices came with a USB-C cable and are meant to be charged from a laptop.
I want to avoid warming, shortened battery ...
- 406
0
votes
1
answer
145
views
Laptop's battery: can not charge to energy-full-design
I have a pretty new laptop. Using it just couple of months. So, battery must be OK. But I am never able to charge it to energy-full-design, even if the battery's indicator in OS shows 100% charge (the ...
1
vote
1
answer
80
views
How do I find how much a battery pack can charge my device?
I have a Dell laptop with these battery specifications from HWID HWMONITOR
I want to buy a powerbank, and saw there are many 20k mAh/30k mAh batteries, as described by sellers. How can I check how ...
- 381
0
votes
1
answer
187
views
Laptop goes to hibernation after 15 minutes of inactivity while plugged in
I have the a laptop, which is running on Windows 10 (22H2) (OS Build: 19045.2546) and I have been facing hibernation issue every 15-20 minutes when left idle, since today morning. This happens when ...
user871532
0
votes
0
answers
148
views
Laptop battery calibration not working even after trying all the methods and bypasses win 10
The image shows how fast the battery is wearing out. but then when I checked today it gave me about normal battery backup.
The discharging stops at 5.5% then it stays on for about 3 more hours on ...
- 11
2
votes
1
answer
4k
views
Why do USB-C cables stop working one one device, but still work on other?
This might be a bit weird question. I have a phone (Samsung Note 20) and other USB-C devices (headphones, tablet, microphone, etc...). When a cable is first used for charging my phone it works fine (...
- 25
0
votes
1
answer
734
views
Lenovo ThinkPad P15 won't boot after disabling battery
The battery on my P15 was no longer charging (the battery + charging symbol never appeared in the task tray). I disabled the battery in the BIOS in an attempt to "reset" things. The PC ...
- 111
0
votes
1
answer
1k
views
Why did the Surface Go 2 not charge over USB?
TLDR:
brand new Microsoft Surface Go 2
Ravpower smart 6-port USB charger with 60W output (6 × 2.4A) (similar item)
Anker USB cable
plugged in over night, not in use
battery at 4% in the morning -- ...
- 18.1k
2
votes
1
answer
79
views
Why do PD charging ports sometimes only support 65 watts and above devices (but not devices with less than 65 watts)?
E.g., this laptop's specifications state (mirror) (MSI GS76 laptop):
PD charging port only supports 65W watts and above devices (e.g. adapter, powerbank).
Why do PD charging ports sometimes only ...
- 20.4k
8
votes
2
answers
20k
views
Where can I see the current charging speed on Windows 10?
Running powercfg /batteryreport in cmd.exe doesn't give the info directly (one has to do the math based on the log). Where can I see the current charging speed on Windows 10?
E.g. on Android I use ...
- 20.4k
0
votes
1
answer
239
views
If I connect a USB-HUB to a USB 3.0 port and then plug my android tablet in the hub for USB Tethering, How much power transfer should be happening?
So, I have been tethering my tablet with my PC for a long time and I noticed that It charges pretty fast when connected through USB hub compared to normal tethering on USB 3.0 port. I installed Ampere ...
0
votes
0
answers
393
views
My linux thinkpad is not charging when connected to AC
The manufacturer of the adapter said I need to update my drivers and send me a link to install this https://www.iobit.com/en/driver-booster.php
I'm Linux based so it's not an option.
The adapter is ...
- 917
1
vote
2
answers
3k
views
How do I determine if my laptop can charge through USB-C charger? I do have a C type port on my laptop but not sure if it will charge
I have a HP Laptop PC 15-dw3000 (31R09AV) with a USB-C port.
If I don't have a cable to test it with, is there a way to determine if my computer can charge through this port?
If I do have a USB-C ...
0
votes
0
answers
52
views
Is it better to continue the uncomplete charging session of the laptop battery after waking it up or should you just let it discharge first?
I am using a new battery on my laptop. My OS is Windows 10 and I've searched for this question for a long time.
Suppose it's the end of the day and you are doing the last things on your computer while ...
- 131
0
votes
2
answers
2k
views
would disabling a GPU in windows reduce a laptop's power consumption?
So let's say I have a laptop (ThinkPad P15 Gen 2) with a 230W power adapter, a 140W NVIDIA RTX A5000 Max-Q 16GB GDDR6 and an 11th Generation Intel Core i9-11950H Processor with vPro. Let's also say I'...
- 6,919
0
votes
2
answers
138
views
Dell Inspiron battery diode on indefinitely
I have a Dell Inspiron 15 Gaming 7577 with specs hardly IMHO important, but someone might be of other opinion, so let me start with all that non-sense:
BIOS/UEFI: updated to 1.16.0, latest to date;
...
- 3,887
0
votes
1
answer
60
views
Vaporizer not recognized by windows when charging through USB [closed]
I would like to check the voltage (V) and current (A) with which my XMax Starry v3 vaporizer is being charged. I have tried different ports but it doesn't seem to make a difference. Do devices that ...
1
vote
1
answer
2k
views
If I charge my iPhone using MacBook USB, while the Macbook is charging, will that affect battery life negatively?
If I charge my iPhone using a MacBook USB port while the MacBook is charging, will that affect battery life (of either the MacBook or the phone) negatively?
I would think not, since the battery is ...
- 11
1
vote
2
answers
434
views
Can I use the same docking station for two different laptops? [duplicate]
I got an HP G5 Docking Station for working at home and thought I could use that to connect all my stuff and to my private laptop and charge that private laptop aswell. However, obviously the two power ...
- 11
3
votes
2
answers
6k
views
USB-C Splitter for Power-in & A/V-out - Does this exist?
I have a Lenovo ThinkPad laptop that has a single USB-C port (plus a couple of standard USB 3 ports and an HDMI port). The USB-C also happens to be the main charging port for the laptop.
I have a ...
- 31
0
votes
1
answer
956
views
1200VA UPS Charging Time
I've bought a brand new 1200VA Offline UPS, but the problem is my UPS brand doesn't provide the information about charging time. So, I want to know how much time it takes to charge a 1200VA UPS? Also, ...
- 103
0
votes
1
answer
93
views
Charger turns off when laptop have battery in it
My E6430 laptop works fine with only charger or only battery. But when I plug charger after inserting the battery the charger turns OFF. But my laptop stay ON on battery. So, I cannot charge my ...
0
votes
1
answer
629
views
ASUS screen goes half black when is charging
When I charge my laptop, bottom screen goes half black enter image description here
0
votes
1
answer
124
views
How can I fix my USB keyboard that keeps on chattering whenever I plugged in my laptop to its charger?
I recently bought a USB keyboard and I am not having any problems with it unless I put my laptop on charging, it starts to chatter (single key press results in multiple registered inputs). My laptop ...
- 1
0
votes
1
answer
498
views
Windows 11 Laptop isn't charging on my Lenovo Ideapad Flex 5i
Windows 11 Laptop isn't charging on my Lenovo Ideapad Flex 5i even though I connected it with my given charger. I connected it through USB-c but it is not working. Windows started giving me ...
1
vote
0
answers
112
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 ...
- 129
5
votes
2
answers
7k
views
Disable charging of connected USB device (phone)
I often use my phone as a mobile internet hotspot, which is connected via USB to my computer. This works fine, but unless the phone is already fully charged, it starts charging its battery from the ...
- 181
1
vote
1
answer
1k
views
Keeping laptop charger plugged-in, while charging stops at 80%
I have an Acer Gaming Laptop, it comes with an inbuilt feature, that stops charging the battery when the capacity is above 80%, it can be found under Acer Care Center named as Battery Charge Limiter.
...
- 13
0
votes
1
answer
571
views
How much time it will take to charge a 4500mAh battery with a 65W charger?
CHARGER INFORMATION
INPUT: 100-240V- 50/60Hz 1.8A
OUTPUT: 5.0V == 3.0A or 10.0V == 6.5A (65.0W MAX)
PDO: 5.0V == 3.0A / 9.0V == 3.0A / 12.0V == 3.0A
PPS: 3.3-16.0V == 3.0A MAX (45.0W MAX)
...
0
votes
1
answer
345
views
Charge laptop from powerbank with lower output amps
I have this Sherpa 100AC Powerbank and I intend to purchase some ultrabook laptop that lasts long (for trips and hiking) and charges fast.
I am trying to understand all I can about Li-ion batteries ...
- 3
2
votes
1
answer
34
views
My computer is not turning on [closed]
I'm not sure I'm on the right site, but I really need help.
I got today a laptop dell core i7 10th generation. I put it on charger. At first it was charging normally. I went away for a few hours, and ...
- 23
0
votes
1
answer
695
views
Battery charge limiter on windows 10 [closed]
I have been searching the internet for quite a while to find an app, which will limit the battery charge on my laptop, but all of them are limited to notifications when the battery reaches a certain ...
- 103
0
votes
1
answer
1k
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 ...
- 294
0
votes
1
answer
482
views
Shorted a charging port; can I just use a different one?
I have a Thinkpad T480s which has 2 USB-c ports that can be used for charging.
Last night I plugged in my laptop and the port and charging tip started burning and now have burn marks on them. Can I ...
- 111
0
votes
1
answer
30
views
I have an old Dell computer but the charger does not work
I have an old dell computer that has the regular charging socket malfunctioning.
I have been trying to find if I can use a charger that has USB C and then use an adapter on the laptop to convert USB A ...
33
votes
6
answers
9k
views
Do DC adapters consume energy when no device is drawing DC current?
Do DC adapters consume energy when no device is drawing DC current?
Or… Can I leave my mobile (5-20 W) or laptop (40-60 W) chargers plugged in and switched on and hope they won’t draw current if my ...
- 911
0
votes
3
answers
2k
views
Is it safe to keep my laptop plugged in all the time?
I am using battery health software which came factory installed with my laptop which limits your charging percentage to 79% and no matter how much I charge it, it will not go above it. I did this to ...
- 49
1
vote
0
answers
901
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 ...
- 11
1
vote
0
answers
49
views
Do cables exist that will both charge via usb micro, but also function with a female usb port [closed]
I have a tablet, in particular, a Hyundai Protocol x8. The only port on it is a USB 2.0 micro type B port.
I can use a USB micro B to USB A Female adapter, then a USB hub, to plug in a keyboard, ...
- 111
1
vote
2
answers
916
views
Not charging while laptop in use otherwise charging
My laptop 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 of fact ...
