HP EliteBook 755 G2 Notebook PC - Manual (Page 53)

Removing a battery
To remove the battery:
CAUTION: Removing a battery that is the sole power source for the computer can cause loss of
information. To prevent loss of information, save your work and shut down the computer through
Windows before removing the battery.
1. Turn the computer upside down on a flat surface, with the service door release latch toward you.
2. Remove the service door (see Removing the service door on page 52 ).
3. Slide the battery release latches (1) to release the battery, and then lift the battery (2).
4. Remove the battery from the computer (3).
Conserving battery power
● From the Start screen, type power, select Settings, and then select Power Options.
● Select low power-use settings through Power Options.
● Turn off wireless and LAN connections and exit modem applications when you are not using
them.
● Disconnect unused external devices that are not plugged into an external power source.
● Stop, disable, or remove any external memory cards that you are not using.
● Decrease screen brightness.
● Before you leave your work, initiate Sleep, or shut down the computer.
Setting power options 43