HP Rp3000 Service Reference Guide: HP rp3000 Point of Sale - Page 81

Battery, Computer Setup, F10 Utility Guide, Documentation and Diagnostics

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Battery The battery that comes with the computer provides power to the real-time clock. When replacing the battery, use a battery equivalent to the battery originally installed in the computer. The computer comes with a 3-volt lithium coin cell battery. WARNING! The computer contains an internal lithium manganese dioxide battery. There is a risk of 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 60°C (140ºF). 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: 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 Computer Setup (F10) Utility Guide on the Documentation and Diagnostics DVD for information on backing up the CMOS settings. 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. 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. HP encourages customers to recycle used electronic hardware, HP original print cartridges, and rechargeable batteries. For more information about recycling programs, go to http://www.hp.com/ recycle. 1. Prepare the computer for disassembly (Preparation for Disassembly on page 34). 2. Remove the computer cover (Computer Cover on page 38). 3. Raise the drive cage to the upright position. 4. Locate the battery and battery holder on the system board. 5. 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). Battery 73

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Battery
The battery that comes with the computer provides power to the real-time clock. When replacing the
battery, use a battery equivalent to the battery originally installed in the computer. The computer comes
with a 3-volt lithium coin cell battery.
WARNING!
The computer contains an internal lithium manganese dioxide battery. There is a risk of
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 60°C (140ºF).
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:
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
Computer Setup
(F10) Utility Guide
on the
Documentation and Diagnostics
DVD for information on backing up the CMOS
settings.
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.
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.
HP encourages customers to recycle used electronic hardware, HP original print cartridges, and
rechargeable batteries. For more information about recycling programs, go to
recycle
.
1.
Prepare the computer for disassembly (
Preparation for Disassembly
on page
34
).
2.
Remove the computer cover (
Computer Cover
on page
38
).
3.
Raise the drive cage to the upright position.
4.
Locate the battery and battery holder on the system board.
5.
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)
.
Battery
73