HP EliteBook 720 Maintenance and Service Guide - Page 49

Battery, WARNING, CAUTION

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Battery Description 3-cell, 46-WHr, 4.15-AHr, Li-ion battery 3-cell, 26-WHr, 2.50-AHr, Li-ion battery Spare part number 717378-001 717377-001 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 Service cover on page 37). WARNING! To reduce potential safety issues, use only the battery provided with the computer, a replacement battery provided by HP, or a compatible battery purchased from HP. 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 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. Component replacement procedures 39

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Battery
Description
Spare part number
3-cell, 46-WHr, 4.15-AHr, Li-ion battery
717378-001
3-cell, 26-WHr, 2.50-AHr, Li-ion battery
717377-001
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
Service cover
on page
37
).
WARNING!
To reduce potential safety issues, use only the battery provided with the computer, a
replacement battery provided by HP, or a compatible battery purchased from HP.
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 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.
Component replacement procedures
39