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Questions tagged [charger]

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0
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2answers
57 views

I recently bought a replacement charger for my laptop, but I'm worried about the polarity

so a couple of weeks ago my original laptop charger blew. So I ordered a new one with the same voltage and amperage. On arrival I noticed that the polarity might be in reverse. The old charger had (+)-...
0
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2answers
97 views

My laptop charger blew a fuse in it, should I just short it?

Soo, I recently had a voltage surge at my house, and a couple of my chargers blew up. My laptop's charger was one of them. Upon opening I found out that only a fuse labelled T3.15A/ 250V had burned. ...
0
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1answer
47 views

Using two different chargers for the same laptop

I have laptop HP 650 G1 It came with charger with specs: INPUT 240V - 1.6A 50-60 HZ OUTPUT 19.5 V-3.33 A So I want to know is it safe to charge laptop with another charger (same connector, also from ...
0
votes
1answer
51 views

Laptop Battery and Charger potentially broken?

This is about my roughly 4 years old Asus N551JK, in case it matters. Whenever the laptop is under heavy load (android studio running, for instance) the battery is acting really weird. It constantly ...
0
votes
1answer
35 views

Is it safe to use this charging cable for my HP PC?

Recently, my HP PC PSU and the cable had burnt up. I have tried looking for a charger with kind of the same voltage, power and amps. So my previous chargers (HP) details are given: INPUT: 100-...
0
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1answer
99 views

Dell Precision m6800 won't recognize any power supply (through own DC jack as well as docking port), and battery will not charge

My m6800 has complained occasionally about the AC adapter being seated poorly since I bought it, and I have always been able to pacify it. Since last night, I cannot. BIOS tells me that I have ...
-3
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2answers
83 views

URGENT - How to fix a broken laptop charger/tell whether its the port? [closed]

I still use my old laptop (asus r500v, ~4-5 years old) for work and university so I have a huge problem now: when I plugged in the charger it made a short buzzing sound and noe it isnt charging ...
1
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0answers
53 views

My HP laptop and its charger are becoming incompatible

My HP power adapter (19.5 Volts) is unable to charge my laptop (HP 15G-BR016TX). These are the symptoms of the charging issue: 99% of charging attempts will not work. Rarely, however, it does work. ...
0
votes
1answer
135 views

Can i use a universal laptop charger for +10.8v 4400mah, 47wh [duplicate]

I have a universal laptop adapter with listed voltage that i can set 12v/15v/16/18/19/20/24v.. i want to try it on my asus laptop with battery rating of +10.8v 4400mah, 27wh.. it's an li-ion battery. ...
0
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1answer
17 views

Does Acer have any protection on its chargers?

I was just wondering if Acer or any other laptop charger had some sort of safety to shut off when extremely hot, because if not, then I would definitely consider bringing this charger to the repair ...
2
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3answers
1k views

Why does my macbook give a slight tingling sensation when it is charging and what could i,we or Apple do about it? [duplicate]

I have been facing this problem since the time of purchase. I think the shocks go away once it's fully charged. I experience shocks regardless of whether I sit directly on the tiled floor at my ...
4
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0answers
2k views

How to kill Dell charger detection?

As the title says, I want to bypass the adapter detection, because it disables the battery charging, and slows down the CPU (I have killed this with ThrottleStop). The charger is working fine under ...
0
votes
1answer
37 views

Powering a Acer netbook using a Lipo battery

Is it possible to power a 10.9v rated Acer Aspire notebook using a 10.9v/3300mah Lipo battery pack via charger port? Charger seems to be 19v. Does Notebook really need 19v to work? I want to use the ...
-1
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1answer
84 views

Green / teal port on portable charger [closed]

This should mean it support the Qualcomm fast charging. I'd like to know if it is possible to plug-in a normal usb-A cable to this port to fast charge the device, or it is needed a particular cable (...
0
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0answers
22 views

Brightness flickering - AC plugged in - Lenovo G50-30, Celeron N2830

When the power supply is plugged in, my laptop screen(brightness) flickers - it looks as if every 1/5 of a second the screen changed brightness, say about 2% - it is a very subtle change but very ...
0
votes
1answer
3k views

Can we use macbook pro charger to charge Lenovo thinkpad T470 laptop

is it safe to use MacBook pro charger to charge my ThinkPad t470 laptop
1
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2answers
73 views

Laptop battery stopped working overnight

I have an old laptop (Acer apire timeline X 5820tz) which actually has the original (li-ion) battery, few years old. Despite the age, the battery was working well, allowing the laptop to run for ...
0
votes
1answer
101 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, ...
1
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2answers
665 views

DELL Latitude 5480 with Intel Core i5 7th Gen laptop fan runs continously

Just to tell you some history. My laptop was recently upgraded to Windows 10. It was working fine with no issues. In just the past few days, it's making a lot of sound when the battery charger is ...
2
votes
0answers
191 views

Laptop Freezes until I either insert or remove charger

I have an odd bug and I'm not sure what might be causing it. I have a 15.6" Xiaomi Notebook Pro with a USB-C charger. Every so often, my laptop screen freezes. Music still plays in the background and ...
-1
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2answers
1k views

Speakers buzz when plugged in laptop

I bought new laptop lenovo legion y530 a few days ago, but today I faced a problem using it. I have 200w audio system 5 + 1 speakers which when I plug in the laptop a buzz sound appears. What ...
0
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0answers
98 views

Laptop is not charging (DELL Inspiron 13)

My laptop stopped charging all of a sudden. As a result, battery went down to %0 so I am not able to use it anymore. What I have tried so far: - Different power outlet - 3 different brand-new ...
0
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1answer
41 views

What does the “three A's arranged into a triangle” symbol mean on a laptop charger?

A simple question: what does the encircled symbol mean? I can't quite find it through text search. (image source)
0
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0answers
938 views

Surface Pro Charger making screeching sound when connected - is it safe?

I just bought a new Surface Pro 2 charger (12V 5A) and I notice that sometimes when I connect it, it makes a whirring sound like the one that used to come from really old modems. It is almost ...
0
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0answers
25 views

Vostro 3459 stutters when power cable is unplugged

Okay, so I bought a Vostro 3459 last week and it works fine, except for a minor inconvenience: when I unplug the charger from the laptop, it stutters for 3-4 seconds and then works normally. Suppose ...
0
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1answer
245 views

What's wrong with my laptop charger?

I have a 2009 DELL STUDIOXPS 16 laptop with most of its original parts (the HD failed and I had to change it). Preamble: previous supply problems on this laptop A couple of years ago, the battery ...
1
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3answers
1k views

19V charger with 10.8V laptop battery

Can I use a 19V battery charger with a Li-ion 10.8V 4400mAh battery? Will this have any negative effects? The charger comes from another laptop. The output spec states: 19V -- 2.37A The battery ...
0
votes
1answer
113 views

Can I use Different charger: Similar Voltage, lower Amps? [duplicate]

i have an old style philips bluetooth speaker ipad ipod doc but lost the charger. It is a ds7700/98 and the specs say input is 100 to 240 v and 1.5 a and 50/60 htz as well as output 10 v and 3.5 a. I ...
1
vote
1answer
560 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 ...
5
votes
1answer
10k views

USB-C Chargers: Is it safe to charge a phone with a laptop's power supply?

I have an HP Chromebook and a Nexus 6P smartphone, and both of them use USB-C connections for charging. When I plug the Chromebook into the Nexus's charging cable, it works fine and I just get a ...
1
vote
1answer
111 views

Windows-Charging indicator sound

Is there a way to make Windows play a sound when the charger is removed. In Linux i usually get sound notification when the charger is removed (a beep sound). Its very helpful to preserve the battery. ...
0
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0answers
87 views

New Laptop Charger starts and stops charging

I have a Lenovo Y50-70 laptop, and A lost its charger a while ago. Its chargers output was 20v 6.75A, so I bought a 20v 6.75A Lenovo charger from somewhere (but it doesn't look like my old one and its ...
0
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0answers
386 views

Touchpad stops working when charger is plugged in

I have a Dell latitude E6320. When I plug in a new dell charger it chargers the battery but the touchpad stops working. When I unplug the charger the touchpad works just fine. I plug in a universal ...
0
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1answer
93 views

Cannot charge laptop battery

My laptop had gotten pretty old and the battery would not charge so I bought a new battery. I soon noticed that the new battery would not charge either. When I plug the cable in it charges for a few ...
0
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1answer
199 views

Beeping laptop charger cause?

I have a dell power adapter for my dell laptop (although it's not the original, it was ordered online, it has dell engraved on the charger). Anyway, it stopped charging the laptop, no green light, and ...
1
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1answer
37 views

enquiry about cable adapter charger

I just bought an laptop acer travelmate it come with an original charger but his plug cable has three pins (like in pic above) a guess it's a italian plug. I am wondering if can i use my current ...
0
votes
1answer
1k views

Can I use Different charger: Similar Voltage, lower Amps? [duplicate]

My computer uses at 19.5V 9.23A charger. I would like to use a 19V 4.74A charger on the same laptop. The polarities and connectors are the same. This article is the most comprehensive explanation I'...
0
votes
1answer
104 views

Laptop turned off, now cant turn it on, charger is buzzing when plugged in

My laptop just randomly turned off, now it doesnt turn on. I use it without batteries. Now if I plug it in the charger has a weird clicking/buzzing noise. Any idea what happened? I measured the ...
0
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2answers
76 views

Is this charger compatible with my laptop? [duplicate]

I just lost my laptop charger and I found another one on my house, I was wondering if it is compatible with my laptop and if you would recommend it using, the specs are the following: ORIGINAL ...
0
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1answer
20 views

laptop not receiving proper power

I have a laptop, ASUS x550j i7 4710HQ 8GB RAM Windows 10 From past few days i am having a problem, while i connect an external keyboard it doesn't work well. Sometimes it automatically presses a ...
0
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2answers
180 views

Is there a risk of damaging a laptop with another charger? [duplicate]

Original charger: Input: 100-240V , 50-60Hz , 1.6A Output: 19V , 3.42A New Charger: Input: 100-240V , 50-60Hz , 1.5A Output: 19V, 3.42A
1
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3answers
16k views

Disable beep sound when plugging/unplugging laptop charger

My issue is the same as in this question, but none of the answers there helped solving my problem, so I'm hoping to get alternative suggestions here. My laptop (Acer Aspire S5-391 with Windows 10 ...
0
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0answers
1k views

laptop charger oozing out green liquid?

I have a Toshiba Satellite laptop for 3 years now. Recently I noticed the laptop charger head is letting out green liquid like this: Also my mouse USB head plug is oozing out too. After going ...
0
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1answer
64 views

Targus Aftermarket Charger Lower Amperage

I have a Sony Vaio VPCEE42FX that requires 4.7 Amps And 19.5V for proper charging. However, my old charger broke and I found a new aftermarket Targus charger... but the amperage for it is 4.6 amps. Is ...
3
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0answers
369 views

Lenovo ThinkPad x250 wont charge when On. Installing Windows fixes this

I have a Problem with my ThinkPad and Linux. Debian Jessy to be exact. I am using all the original parts Lenovo provided me with. After approximately 8 months now my notebook refused to charge when ...
0
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1answer
43 views

Right Voltage, still not charging

My charger died a bit ago and even after ordering a new one with the exact same Voltage (19.5v) and Amps (4.62a), the laptop does not charge. Is there something that needs troubleshooting, or has ...
0
votes
1answer
181 views

Is there a way to fix my charger so that it charges my laptop, or must I buy a new one?

My Lite-On PA-1900-32 charger has ceased being able to charge my Acer Aspire Timeline U laptop. I cannot think of any immediate reason for this to be the case. For a while, charging was sketchy and I ...
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1answer
349 views

How to determine USB charger quality? [closed]

If you need to buy the USB charger for your devices, what to look for in terms of determining the quality?
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0answers
541 views

Laptop charger voltage fluctuation

I had sent my laptop(Dell inspiron 5520) for repair as it wasn't getting charged at all. The battery was working fine though. The technicians at the service centre told me that the voltage ...
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1answer
285 views

can i use a laptop charger with same input voltage but differen input amperage?

My original laptop charger is not working, can i use a new charger ? whose input 100-240v-2.4a (2.4a) 50-60hz and output 20v(20v)== 4.5a(4.5a). My original cahrger input 100-240v~1.7a 50-60hz and ...