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Battery Packs
Indication
4 lights on
3 lights on
2 lights on
1 light on
1 light blinking
Managing Low-Battery Conditions
Some low-battery condition alerts and system responses can be
changed in the Power Options window of the operating system.
The information in this section describes the alerts and system
responses set at the factory. Preferences set in the Power Options
window do not affect lights.
Identifying Low-Battery Conditions
This section explains how to identify low-battery and critical
low-battery conditions.
Low-Battery Condition
When a battery pack that is the only power source available
reaches a low-battery condition, the battery light blinks.
3–16
Percent of a Full Charge
Remaining
76% to 100%
51% to 75%
26% to 50%
11% to 25%
1% to 10%
Hardware Guide
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