So how long does your notebook last?

SZLiao214

Diamond Member
Sep 9, 2003
3,270
2
81
The battery indicator for my notebook his 0 percent about 20 minutes ago, still waiting for it to die. How long does your notebook last once it hits 0 percent?


*edit*
Still up at almost 30 minutes/

*edit2*
Died at around 48 minutes. I neeed to learn how to calibrate it.
 

bennylong

Platinum Member
Apr 20, 2006
2,493
0
0
mine turns off immediately. battery has been dead for 6 months so I have to plug mine in
 

RichUK

Lifer
Feb 14, 2005
10,341
678
126
Mine states It has about 15%, then shuts off about a minute later. This is my basic Toshiba lappy, not my Dell lappy.
 

GregGreen

Golden Member
Dec 5, 2000
1,687
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81
I don't know, I have windows turn it off at either 3 or 5% (can't remember which).
 

Fullmetal Chocobo

Moderator<br>Distributed Computing
Moderator
May 13, 2003
13,704
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Originally posted by: GregGreen
I don't know, I have windows turn it off at either 3 or 5% (can't remember which).

My automatically turns off at 3%.
 

Justin218

Platinum Member
Jan 21, 2001
2,208
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I turned off all the hibernate and standy options. It actually lasts a while at 2% or whatever it is. Atleast 30 min.
 

Smartazz

Diamond Member
Dec 29, 2005
6,128
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I don't have battery drivers so it won't tell me when the battery is about to die, it just shuts off on me, very inconvient at times.
 

corkyg

Elite Member | Peripherals
Super Moderator
Mar 4, 2000
27,370
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That is user settable in Power Management. I really don't know what mine does because I use battery power only occasionally, . . . in fact, rarely. 30 Minutes after your zero read out suggests that you may not have calibrated your battery and it's power gauge.
 
Dec 21, 2006
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I turned off the automatic hibernate alarm because I read somewhere that Li-ion batteries need to recalibrate about once every 30 full charges. It's an old Inspiron 1100, battery was supposed to be a massive 4 hours new, but now i'm lucky if it lasts half an hour. AFter 10 minutes, I'm at 10 %, I hover at 3% for about 15 minutes, and then I dropped to 0 percent where I remained for a further 15 minutes. After this experiment, I rebooted- no luck, power meter was still woefully inaccurate. I'm using an old desktop now, my laptop committed suicide- hopefully not linked to the 5 times in the last month i ran it into the ground battery-wise trying to calibrate the battery.
 

aceO07

Diamond Member
Nov 6, 2000
4,491
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76
My battery is screwy. Lucky I have battery monitor in linux. It tells me the power consumption and battery capacity. It's a 38Wh battery that thinks it's a 21Wh battery. :p So after that '21Wh' drains to 20mWh it will stay there for 30-40 minutes, then the system will beep a warning and show 0mWh for another 20-30minutes. After that the backlight for screen will turn off but the system is still function giving me a few minutes to safely shutdown or plug in power and shutdown.

I've tried full drains to try to make the battery realize it's full capacity, but the best I've gotten is 25Wh. It still gives me about 3-4hrs so I'm happy. It's still great considering it's an old battery and old laptop.