Battery - HP Pro 3000 SFF Maintenance And Service Manual

CAUTION:
of the heatsink with an alcohol pad supplied in the spares kit. After the alcohol has evaporated, apply
thermal grease to the top of the processor from the syringe supplied in the spares kit.
CAUTION:
interfere with the rotation of the drive cage or power supply.
NOTE: When replacing the system board, you must also change the chassis serial number in the
BIOS.

Battery

The battery that comes with your computer provides power to the real-time clock and has a lifetime of
about three years. When replacing the battery, use a battery equivalent to the battery originally
installed on the computer. The computer comes with a 3-volt lithium coin cell battery.
NOTE: The lifetime of the lithium battery can be extended by plugging the computer into a live AC
wall socket. The lithium battery is only used when the computer is NOT connected to AC power.
WARNING!
fire and burns if the battery is not handled properly. To reduce the risk of personal injury:
Do not attempt to recharge the battery.
Do not expose to temperatures higher than 140°F (60°C).
Do not disassemble, crush, puncture, short external contacts, or dispose of in fire or water.
Replace the battery only with the HP spare designated for this product.
CAUTION:
When the battery is removed or replaced, the CMOS settings will be cleared. Refer to the Computer
Setup (F10) Utility Guide for information on backing up the CMOS settings.
NOTE: HP encourages customers to recycle used electronic hardware, HP original print cartridges,
and rechargeable batteries. For more information about recycling programs, go to
recycle.
CAUTION:
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
2. Remove the computer access panel
NOTE:
3. Locate the battery and battery holder on the system board.
4. Carefully pull the cable bundle out of the way to access the battery.
5. Depending on the type of battery holder on your system board, complete the following
instructions to replace the battery:
126 Chapter 7 Removal and Replacement Procedures Small Form Factor (SFF) Chassis
Before reinstalling the heatsink you must clean the top of the processor and the bottom
When reconnecting the cables it is important that they be positioned so they do not
This computer contains an internal lithium manganese dioxide battery. There is a risk of
Before replacing the battery, it is important to back up the computer CMOS settings.
Static electricity can damage the electronic components of the computer or optional
It may be necessary to remove an expansion card to gain access to the battery.
(Preparation for Disassembly on page
(Access Panel on page
http://www.hp.com/
84).
85).