Battery
Description Spare part number
Battery, 3-cell, 58-WHr, 5.02-AHr, Li-ion (includes cable) 859356-855
Before removing the battery, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation,
turn the computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet and then
unplugging the AC adapter from the computer.
4. Remove the bottom cover (see Bottom cover on page 22).
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. Release the speaker cable from the routing channel built into the side of the battery (1).
2. Disconnect the battery cable (2) from the system board.
3. Remove the four Phillips PM2.0×3.0 screws (3) that secure the battery to the computer.
4. Remove the battery (4).
Reverse this procedure to install the battery.
24 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts
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