CAUTION:
Before replacing the battery, it is important to back up the computer CMOS settings.
When the battery is removed or replaced, the CMOS settings will be cleared. Refer to the
Troubleshooting Without Diagnostics on page 140
chapter for information on backing up the CMOS
settings.
NOTE:
Batteries, battery packs, and accumulators should not be disposed of together with the
general household waste. In order to forward them to recycling or proper disposal, please use the
public collection system or return them to HP, its authorized partners, or its agents.
CAUTION:
Static electricity can damage the electronic components of the computer or optional
equipment. Before beginning these procedures, ensure that you are discharged of static electricity by
briefly touching a grounded metal object.
1.
Prepare the computer for disassembly (
Preparation for Disassembly on page 42
).
2.
Remove the access panel (
Access Panel on page 43
).
NOTE:
It may be necessary to remove an expansion card to gain access to the battery.
3.
Locate the battery and battery holder on the system board.
4.
To release the battery from its holder, squeeze the metal clamp that extends above one edge of
the battery. When the battery pops up, lift it out
(1)
.
5.
To insert the new battery, slide one edge of the replacement battery under the holder’s lip with
the positive side up
(2)
. Push the other edge down until the clamp snaps over the other edge of
the battery.
6.
Replace the computer access panel.
7.
Plug in the computer and turn on power to the computer.
8.
Reset the date and time, your passwords, and any special system setups, using Computer
Setup. Refer to
Computer Setup (F10) Utility on page 7
.
78
Chapter 7 Removal and Replacement Procedures – Microtower Chassis
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