Difference between revisions of "Battery"

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Infos on how to treat your battery properly and on what you can do to extend its lifetime.
 
Infos on how to treat your battery properly and on what you can do to extend its lifetime.
  
Find more information about batteries at http://batteryuniversity.com
+
Find more information about batteries at  
  
 
==Lithium-based batteries==
 
==Lithium-based batteries==
  
*store them at about 40% charged state
 
*never store them fully depleted/charged
 
*keep them cool and dry; never freeze a battery
 
*the battery lasts longer with partial rather than full discharges
 
*avoid charging if the battery is nearly full
 
*never expose your laptop and/or battery to excessive heat (car parked in sun)
 
*take the battery/s out when running on AC
 
 
*Newer Thinkpads have software that lets you set charge thresholds. If you use your Laptop at a desk, use this software to keep your batteries in good condition.
 
*Newer Thinkpads have software that lets you set charge thresholds. If you use your Laptop at a desk, use this software to keep your batteries in good condition.
  
 
More specific links about these hints:
 
More specific links about these hints:
* http://www.batteryuniversity.com/parttwo-34.htm
+
 
* http://www.buchmann.ca/Chap10-page6.asp
+
{| border=1 cellspacing=0 cellpadding=2 style="vertical-align:top;"
 +
|+Battery life expanding guide
 +
! Battery Type !! NiCd !! NiMH !! Lithium ion
 +
|-
 +
! General
 +
|
 +
-
 +
|
 +
-
 +
|
 +
*never completely discharge the battery
 +
*remove battery when on AC
 +
*avoid exposing the battery (or notebook) to excessive heat
 +
|-
 +
! Charging
 +
|
 +
-
 +
|
 +
-
 +
|
 +
*avoid charging if batter is nearly full
 +
*keep notebook is off while charging
 +
|-
 +
! Storage
 +
|
 +
*almost discharged
 +
*cool and dry
 +
|
 +
*almost discharged
 +
*cool and dry
 +
|
 +
*never fully charged or discharged, ideally at about 40%
 +
*cool an dry, but do not freeze them
 +
|}
 +
 
 +
===External Sources===
 +
* [http://batteryuniversity.com Battery University]
 +
* [http://www.batteryuniversity.com/parttwo-34.htm BatteryUniversitys info about prolonging lithium ion batteries]
 +
* [http://www.buchmann.ca/Chap10-page6.asp prolonging lithium ion batteries in Buchmanns Battery FAQ]
 +
 
  
 
==The 600X problem==
 
==The 600X problem==
  
 
There is a problem with the 600X and dying batteries.  The problem is that the 600X's has problems with its power management which causes batteries to die before they should. Read more about this on the [[Problem with Thinkpad 600 batteries|according problem page]].
 
There is a problem with the 600X and dying batteries.  The problem is that the 600X's has problems with its power management which causes batteries to die before they should. Read more about this on the [[Problem with Thinkpad 600 batteries|according problem page]].

Revision as of 13:45, 13 August 2005

Infos on how to treat your battery properly and on what you can do to extend its lifetime.

Find more information about batteries at

Lithium-based batteries

  • Newer Thinkpads have software that lets you set charge thresholds. If you use your Laptop at a desk, use this software to keep your batteries in good condition.

More specific links about these hints:

Battery life expanding guide
Battery Type NiCd NiMH Lithium ion
General

-

-

  • never completely discharge the battery
  • remove battery when on AC
  • avoid exposing the battery (or notebook) to excessive heat
Charging

-

-

  • avoid charging if batter is nearly full
  • keep notebook is off while charging
Storage
  • almost discharged
  • cool and dry
  • almost discharged
  • cool and dry
  • never fully charged or discharged, ideally at about 40%
  • cool an dry, but do not freeze them

External Sources


The 600X problem

There is a problem with the 600X and dying batteries. The problem is that the 600X's has problems with its power management which causes batteries to die before they should. Read more about this on the according problem page.