Battery

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

• Battery University
• BatteryUniversitys info about prolonging lithium ion batteries
• prolonging lithium ion batteries in Buchmanns Battery FAQ

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.