Replacing A User-Replaceable Battery; Running On External Power; Shutting Down The Computer - HP Notebook pc User Manual

Regulatory, Safety and Environmental Notices
See the
guide, select Start > Help and Support > User Guides.

Replacing a user-replaceable battery

Battery Check in Help and Support notifies you to replace the battery when an internal cell is not
charging properly or when the battery storage capacity has reached a weak condition. If the battery is
possibly covered by an HP warranty, instructions include a warranty ID. A message refers you to the
HP website for more information about ordering a replacement battery.

Running on external power

For information about connecting to AC power, see the
box.
The computer does not use battery power when the computer is connected to external power with an
approved AC adapter or an optional docking/expansion device.
WARNING!
a replacement AC adapter provided by HP, or a compatible AC adapter purchased from HP.
Connect the computer to external power under any of the following conditions:
WARNING!
When charging or calibrating a battery
●
When installing or modifying system software
●
When writing information to a disc (select models only)
●
When running Disk Defragmenter on computers with internal hard drives
●
When performing a backup or recovery
●
When you connect the computer to external power:
The battery begins to charge.
●
The display brightness increases.
●
The Power Meter icon in the notification area changes appearance.
●
When you disconnect external power, the following events occur:
The computer switches to battery power.
●
The display brightness automatically decreases to save battery life.
●
The Power Meter icon in the notification area changes appearance.
●

Shutting down the computer

CAUTION:
The Shut down command closes all open programs, including the operating system, and then turns
off the display and computer.
Shut down the computer under any of the following conditions:
36 Chapter 6 Managing power
To reduce potential safety issues, use only the AC adapter provided with the computer,
Do not charge the computer battery while you are onboard an aircraft.
Unsaved information is lost when the computer shuts down.
for proper battery disposal. To access this
Setup Instructions
provided in the computer