0
votes
0answers
41 views

How to optimize battery lifespan of Lenovo Z510?

I just bought a Lenovo IdeaPad Z510 laptop, and before I boot it for the first time, I want to make sure to know the exact proper care to ensure the best optimization of the battery's (4 cell 48 ...
1
vote
1answer
33 views

my laptop is not charging when switched on

I have an satellite l735-11f laptop and i have been facing a problem where the laptop battery does not charge even when power cable is plugged in. I have noticed though that i am able to charge my ...
0
votes
1answer
53 views

Battery reports it's fine, but notebook won't boot /wo AC plugged in

I am running Acer Aspire Timeline Ultra M5-581TG. I opened it up to clean (as I've done twice before), assembled it back and now observe weird behaviour: the laptop won't react to the power button ...
0
votes
1answer
54 views

Toshiba Satellite C850 boot loop

I've got a Toshiba laptop acting strange on me. Any thoughts appreciated. C850-11C PSCC2E AMD E1-1200 APU Windows 8 UEFI Problem: Laptop cant restart. If i shut down the OS or restart, or it ...
0
votes
0answers
27 views

Is power outage dangerous in BIOS?

I recently had problems with my adapter for my laptop, and I think there is a problem with the connector. But to know that, I have no other solution but to test if my computer is powered or not. Since ...
2
votes
2answers
109 views

Can using a under powered laptop charger make my notebook shut down under heavy load?

I have a XMG P501 gaming laptop based on Clevo P150HM models at the moment connected to an under powered laptop charger. It is shutting down when under heavy load (3dmark, some games in particular) ...
0
votes
1answer
69 views

Can a laptop power adapter bought with a UK power cord be used with a US power cord?

I bought a Lenovo laptop here in the UK and am shipping it off to my girlfriend in the US. Can she use a standard US power lead for the lead that goes from the laptop power adapter to the wall outlet ...
1
vote
2answers
59 views

Do power adaptors automatically adjust current and voltage?

I purchased a new power adaptor (19.5 V, 3.33 A, 65 W) for my Compaq Presario v3000 laptop, as replacement for the old one (18.5, 3.5 A, 65 W). It is listed as compatible with my laptop model. Does ...
0
votes
0answers
9 views

Debugging power on issue

First off I don't know if this is the correct fora, for this kind of question. My personal Acer Aspire 5745G has an issue, namely that it usually has issues powering on. The issue is that when the ...
2
votes
1answer
72 views

What adhesive should I use to secure power jack on an Acer/eMachines laptop?

I was going to use superglue, not sure how it'd handle the heat though and I'd be afraid of it getting in the jack. Two way tape seems to be a plausible solution (I've used it in automotive ...
0
votes
0answers
67 views

Replaced screen in Acer Aspire, now won't power on or acknowledge it's plugged in

I recently replaced the LCD screen from a different model Acer Aspire (Both 15.6" , same connector and LED backlight) in my laptop. I've replaced LCDs from other laptops before, so I'm fairly ...
1
vote
2answers
81 views

Melting/smoking Universal AC adapter

So I own a Samsung RV520 for 2 years now and 3 months ago my AC adapter stopped working and had to replaced. I went to the closest computer service and they gave me an universal AC adapter. Now, the ...
0
votes
1answer
91 views

Battery recharge functionality broken due to short in AC adapter?

I have a problem recharging the battery of my netbook, an ASUS Eee PC 1025C. Since last week the LED of the AC adapter doesn't light up when it is connected to the wall. The netbook won't turn on ...
0
votes
0answers
17 views

Darker patches on laptop monitor

I have a Lenovo G560 laptop, and the monitor is a LG Philips LP156WH4-TLA1. I have noticed some darker patches, like two of them, to the right of the screen that are slightly darker than their ...
1
vote
2answers
62 views

Laptop won't boot without power cable connected

My laptop is an Acer Aspire 5750 that used to run Windows 7 but is now dual-booted with Ubuntu 12.04 (now my predominant OS). Recently an annoying bug developed in that my laptop won't boot without ...
0
votes
1answer
121 views

35% Maximum Frequency in the Windows Resource Monitor

I have a problem with my CPU as it runs over 100% on battery yet it doesn't go beyond 35% when plugged in. Yes, I've checked power management options like a million times for high performance and ...
0
votes
0answers
37 views

Does the laptop power supply the SATA drive from battery even being powered off?

I have a Fujitsu Lifebook s762 with a native SSD drive. After a couple of months or so - the SSD became the "brick". I read the article and remembered, that just before the failure, I shut down the ...
0
votes
0answers
21 views

Full CPU power with AC power and battery

How to check if my computer (Lenovo, Intel Core i5 running Windows 7 64bits) is running with full CPU power when both AC powered and battery-powered ? There are so many places (BIOS, Windows control ...
1
vote
0answers
214 views

Dell Inspiron laptop not starting

I have a Dell Inspiron N5010 dual booting Windows 7 and Ubuntu. It was running fine earlier, but suddenly it started mistyping letters with multiple letters and special characters for one second and ...
0
votes
1answer
34 views

Laptop taking time to get power

I have a 5 year-old Acer laptop: it was working fine until about a week ago. The problem is that once it's connected to power it takes 2-3 minutes for the battery light to power and for a weird reason ...
0
votes
1answer
82 views

What consumes laptop battery when it is turned off?

My Toshiba laptop consumes battery while it is off. At night I usually turn it off and unplug the power supply. I noticed that when I turn it on again the battery is no longer full but around 90%. ...
0
votes
0answers
64 views

Battery port/internal battery supply/motherboard problems in an Acer laptop?

I'm not exactly sure what one is wrong. I personally think that it's the charging port, but two different computer repair places have given me the following answers in the title. It's not my cord, ...
0
votes
0answers
49 views

Computer shut down even when it is on AC & battery

My laptop is around two years old. I first receive a message to replace the laptop battery a few months ago. I therefore took out the external battery and powered the computer with AC. But it started ...
0
votes
0answers
18 views

Dell Inspiron 17N7110 recommended power cord

I need to replace the powercord. One of my main issues is that both the orignal and the current walmart special the brick gets super hot. BTW the walmart special has worked on other computers just ...
0
votes
0answers
374 views

Laptop won't turn on after it was shut off. Is it dead?

I'm currently I'm using my laptop without battery because my battery was dead. I didn't buy a new battery because I don't have a cash for now. Since then sometimes I accidentally unplug or sometimes ...
-1
votes
3answers
1k views

Toshiba A100 laptop battery wont charge wont run on ac power for more than few minutes..then shut down

my Toshiba A100 laptop battery seems to charge when not switched on but pretty much as soon as windows loads it then shows battery dropped down to 7%, then 3% then just shut downs...it then "charges" ...
0
votes
1answer
319 views

Why does my laptop's power brick “tick” when connected to A/C while not also connected to the computer

I recently got a new 14" 2013 Razer Blade, and found that the power brick has a weird behavior. When I plug the brick into the wall, after a few seconds, it will start to produce a "tick, tick" noise ...
0
votes
1answer
59 views

HP Mini battery malfunctioning

I have an HP Mini 210-1170NR netbook, which has been working fine for the most part for about 2-3 years. today I returned to find it powered off instead of sleeping, and when turned on it says that ...
1
vote
1answer
765 views

Dell Latitude D620 turns off when power connected

I've got an odd problem with a Dell Lattitude D620 laptop. If the laptop is running on battery alone then it works perfectly, however the moment you connect a power adapter to the laptop it shuts ...
-1
votes
1answer
238 views

Fried ASUS laptop with universal charger?

Several days ago, the charger for my ASUS K50IJ laptop (19V, 3.42A) died. So, I bought an Omega universal charger with 11 different plug-ins, but I managed to first use the wrong plug-in (I later saw ...
0
votes
0answers
85 views

newly replaced laptop battery seemingly discharges

I am also referring here to Laptop battery holds charge, but won't charge any more. I may have the same problem but I am not sure, maybe DaBaer could answer me? The battery is a replacement ...
0
votes
0answers
295 views

Asus k50ij won't start, power problems

I am trying to fix an Asus L50ij laptop. Symptoms: lost all battery, wouldn’t turn on on power cable. My first guess was the power jack, because the transformer was good. I opened it up but the ...
0
votes
1answer
177 views

Battery Error 601 HP Pavilion dv6

The computer that i own is currently around four years old, that battery has worked perfectly up until the last year, i've been doing a LOT of research recently into why the battery is not working ...
1
vote
2answers
6k views

What is the function/purpose of the pinhole on the battery of a Samsung Series 5 ultrabook?

Some background (not entirely relevent to main question): I can't find my specific model of laptop online but it has all the same specs as this excluding the touchscreen: http://bit.ly/18netZQ It's a ...
1
vote
2answers
100 views

Why wont new hard drive use battery power?

I recently replaced the hard drive and the battery on my HP G62 laptop, Ubuntu 13.10 is installed on the drive. The machine will not boot on battery power, but works fine when plugged in. When ...
0
votes
3answers
413 views

Combine Laptop Chargers From More Watts

I am on vacation and my G73JH's laptop charger smoked and failed. So I went to OfficeMax and grabbed a travel charger but it only puts out 90 watts which is no where near the 140 watts my laptop needs ...
0
votes
2answers
139 views

Using usb as power slot

I recently bought a 3tb Seagate Expansion external hard drive. I didn't know that it requires external power supply. I am worried about the fact that the hdd will get damaged if suddenly power goes ...
3
votes
2answers
202 views

Keeping a laptop power supply on without a laptop connected - any negative consequences?

Sometimes I unplug my Thinkpad laptop from its AC/DC power supply adapter and keep the adapter connected to the power socket. Are there any possible negative consequences? Some ideas I was thinking ...
1
vote
1answer
120 views

Debugging a laptop that won't turn on

When laptop won't turn on, how do I figure out which of these issues might it be? Power Button The AC plug The Motherboard Are there some tools or ways to debug and narrow down the cause. And how ...
0
votes
2answers
70 views

Cable from laptop brick to wall [duplicate]

I've seen plenty of questions asked about the power output of laptop bricks to the laptop - however my question is does the plug and cable that runs from the laptop brick to the wall need to match up? ...
0
votes
1answer
239 views

Laptop power supply 16V 4.5VA instead of 20V 3.25VA [duplicate]

Can I use 16V 4.5VA IBM Laptop power supply for Lenovo Laptop instead of original one 20V 3.25VA power supply?
-1
votes
2answers
144 views

How much more battery time would I gain by not having any hard drive? [closed]

My idea is to load an operating system to a tmpfs at boot time from an USB drive or a SD card. All write operations would then be carried out on the ram. (Assume that I have a lot of RAM). I would ...
0
votes
1answer
1k views

My Asus Laptop Power Supply is Broken — or is it?

System is an Asus N53S laptop. For several months I've been having the standard problem with a flaky DC plug that doesn't work unless it's positioned just so. Just to make life more fun, the battery ...
0
votes
1answer
406 views

HP Compaq 610 Battery not charging

my mother has a Compaq 610 running Windows 7 Ultimate. The problem here is that it is not charging when it is plugged in. It does take power from the power supply but the battery is not charging. The ...
0
votes
1answer
141 views

Laptop does not start anymore because of power issues

I had power issues with my laptop (HP Pavilion dv7 1040ef) for awhile (two dead accumutators, some shutdowns for no reason), but now my computer won't load anymore. I can still start it on ...
0
votes
0answers
234 views

UPS shuts down when using with modem alone

I'm in a place where power cuts are very common for around 5 hours a day. I have a DSL internet connection and a PC. I recently purchased a new laptop which easily gives me 4 hours of battery backup. ...
1
vote
1answer
3k views

How can I determine how many amps I need to power my laptop?

I'm doing a show in an exhibit hall and will be using my laptop with a credit card reader. I need to order my power connection and my choices are: 5 amps; 10 amps; 15 amps, or 20 amps (all at 110V). ...
0
votes
0answers
195 views

How can I fix a dell xps1530 laptop battery that will not charge all

I have a dell xps 1530 laptop. The laptop initially came with windows vista. However, I once upgraded to Win 7 64 bit and it was working alright till I started having problems with a few software that ...
0
votes
1answer
79 views

Hp pavilion dv4 1211 power adapter does not work

i have laptop Hp pavilion dv4 1211 i have a problem with may power adapter (Hp pavilion dv4 1211) . when i attach with laptop(Turn off) the indicator light will rise up . but real problem is start ...
1
vote
1answer
6k views

Dell Laptop Battery Not Charging?

I have a Dell Vostro 3555 and recently I noticed that my battery is not charging at all. I see this message when I boot up the computer: The AC power adapter type cannot be determined. You system ...