WARNING!
replacement AC adapter provided by HP, or a compatible AC adapter purchased from HP.
WARNING!
Connect the computer to external power under any of the following conditions:
When charging or calibrating a battery
●
When installing or updating system software
●
When updating the system BIOS
●
When writing information to a disc (select products 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 screen brightness increases.
●
●
The Power icon
When you disconnect external power:
The computer switches to battery power.
●
The screen brightness automatically decreases to conserve battery charge.
●
●
The Power icon
32
Chapter 6 Managing power
To reduce potential safety issues, use only the AC adapter provided with the computer, a
Do not charge the computer battery while you are aboard aircraft.
changes appearance.
changes appearance.