HP ENVY 13-ad100 Maintenance and Service Guide - Page 41

Battery, Detach the grounding tape

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Battery Description 6-cell, 53-WHr, 2.55-AHr, Li-ion 3-cell, 51-WHr, 4.45-AHr, Li-ion Spare part number 921438-855 921439-855 Before removing the battery, follow these steps: 1. Shut down 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 all external devices connected to the computer. 3. Disconnect the power from the computer by first 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 30). Remove the battery: 1. Disconnect the battery cable (1) from the system board. 2. Detach the grounding tape (2) that secures the battery to the computer. 3. Remove the four Phillips PM2.0×3.4 screws (3) that secure the battery cover retention hooks to the keyboard/top cover. 4. Remove the battery (4). Reverse this procedure to install the battery. Component replacement procedures 33

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Battery
Description
Spare part number
6-cell, 53-WHr, 2.55-AHr, Li-ion
921438-855
3-cell, 51-WHr, 4.45-AHr, Li-ion
921439-855
Before removing the battery, follow these steps:
1.
Shut down 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 all external devices connected to the computer.
3.
Disconnect the power from the computer by
first
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
30
).
Remove the battery:
1.
Disconnect the battery cable
(1)
from the system board.
2.
Detach the grounding tape
(2)
that secures the battery to the computer.
3.
Remove the four Phillips PM2.0×3.4 screws
(3)
that secure the battery cover retention hooks to the
keyboard/top cover.
4.
Remove the battery
(4)
.
Reverse this procedure to install the battery.
Component replacement procedures
33