Using Battery Check; Displaying The Remaining Battery Charge; Maximizing Battery Discharge Time; Managing Low Battery Levels - HP Elitebook 9480m User Manual

Battery Check tool to test battery performance
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Information on calibration, power management, and proper care and storage to maximize battery
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life
Information on battery types, specifications, life cycles, and capacity
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To access battery information:
To access battery information, select the HP Support Assistant app from the Start screen, and
▲
then select Battery and performance.

Using Battery Check

HP Support Assistant provides information on the status of the battery installed in the computer.
To run Battery Check:
1. Connect the AC adapter to the computer.
NOTE:
2. To access battery information, select the HP Support Assistant app from the Start screen, and
then select Battery and performance.
Battery Check examines the battery and its cells to see if they are functioning properly, and then
reports the results of the examination.

Displaying the remaining battery charge

Move the pointer over the power meter icon on the Windows desktop in the notification area, at
▲
the far right of the taskbar.

Maximizing battery discharge time

Battery discharge time varies depending on features you use while on battery power. Maximum
discharge time gradually decreases as the battery storage capacity naturally degrades.
Tips for maximizing battery discharge time:
Lower the brightness on the display.
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Remove the battery on the computer when it is not being used or charged, if the computer
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contains a user-replaceable battery.
Store the user-replaceable battery in a cool, dry location.
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Select the Power saver setting in Power Options.
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Managing low battery levels

The information in this section describes the alerts and system responses set at the factory. Some
low-battery alerts and system responses can be changed using Power Options. Preferences set
using Power Options do not affect lights.
From the Start screen, type power, select Settings, and then select Power Options.

Identifying low battery levels

When a battery that is the sole power source for the computer reaches a low or critical battery level,
the following behavior occurs:
The computer must be connected to external power for Battery Check to work properly.
Setting power options 39