Battery - HP EliteBook 820 G1 Maintenance And Service Manual

Battery

Description
3-cell, 46-WHr, 4.15-AHr, Li-ion battery
3-cell, 26-WHr, 2.50-AHr, Li-ion battery
Before removing the battery, follow these steps:
1.
Turn off the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2.
Disconnect the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the service cover (see
WARNING!
replacement battery provided by HP, or a compatible battery purchased from HP.
CAUTION:
information. To prevent loss of information, save your work or shut down the computer through
Windows before removing the battery.
Remove the battery:
1. Slide the battery lock latches (1) to unlock the battery.
44 Chapter 5 Removal and replacement procedures for Customer Self- Repair parts
Service cover on page
To reduce potential safety issues, use only the battery provided with the computer, a
Removing a battery that is the sole power source for the computer can cause loss of
Spare part number
717378-001
717377-001
42).