Lenovo ThinkPad Edge E531 - Manual (Page 84)

Note: If an unauthorized battery is installed, the following message will be displayed: “The battery installed
is not supported by this system and will not charge. Please replace the battery with the correct Lenovo
battery for this system.”
DANGER
If the rechargeable battery pack is incorrectly replaced, there is danger of an explosion. The battery
pack contains a small amount of harmful substances. To avoid possible injury:
• Replace only with a battery of the type recommended by Lenovo.
• Keep the battery pack away from fire.
• Do not expose it to excessive heat.
• Do not expose it to water or rain.
• Do not short-circuit it.
• Do not drop, crush, puncture, or subject to strong forces. Battery abuse or mishandling can
cause the battery to overheat, which can cause gasses or flame to “vent” from the battery
pack or coin cell.
To replace the battery, do the following:
1. Turn off the computer, or enter hibernation mode. Then disconnect the ac power adapter and all cables
from the computer.
2. Close the computer display, and turn the computer over.
3. Unlock the battery latch 1 . Holding the battery lock lever in the unlocked position and remove the
battery pack 2 .
68 User Guide