HP Pro Tower 480 G9 PCI Desktop PC Maintenance and Service Guide - Page 34

Battery, Do not disassemble, crush, puncture, short external contacts

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Table 4-1 System board connections (continued) Item Component (5) WLAN module (6) Power supply (7) Drive power connector (8) Solid-state drive (SSD1) (9) Any SATA device other than the primary hard drive (10) Card reader (11) Speaker Item Component (16) PCI Express ×16 slot (17) CMOS button (18) Chassis fan (19) Serial port (20) Primary hard drive (21) Any SATA device other than the primary hard drive (22) Hood sensor Battery To remove the battery, use these procedures. 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 V 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 (149°F). Do not disassemble, crush, puncture, short external contacts, or dispose of in fire or water. Replace the battery only with the HP spare part that is designated for this product. IMPORTANT: Before replacing the battery, back up the computer CMOS settings. When the battery is removed or replaced, the CMOS settings are cleared. Static electricity can damage the electronic components of the computer or optional equipment. Before beginning these procedures, be sure that you are discharged of static electricity by briefly touching a grounded metal object. NOTE: You can extend the lifetime of the lithium battery by plugging the computer into an AC outlet. The lithium battery is used only 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. Before removing the battery, follow these steps: 1. Prepare the computer for disassembly (see Preparation for disassembly on page 19). 2. Remove the access panel (see Access panel on page 19). Remove the battery: Battery 27

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Table 4-1
System board connections
(continued)
Item
Component
Item
Component
(5)
WLAN module
(16)
PCI Express ×16 slot
(6)
Power supply
(17)
CMOS button
(7)
Drive power connector
(18)
Chassis fan
(8)
Solid-state drive (SSD1)
(19)
Serial port
(9)
Any SATA device other than the primary
hard drive
(20)
Primary hard drive
(10)
Card reader
(21)
Any SATA device other than the primary
hard drive
(11)
Speaker
(22)
Hood sensor
Battery
To remove the battery, use these procedures. 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 V 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 (149°F).
Do not disassemble, crush, puncture, short external contacts, or dispose of in fire or water.
Replace the battery only with the HP spare part that is designated for this product.
IMPORTANT:
Before replacing the battery, back up the computer CMOS settings. When the battery is
removed or replaced, the CMOS settings are cleared.
Static electricity can damage the electronic components of the computer or optional equipment. Before
beginning these procedures, be sure that you are discharged of static electricity by briefly touching a
grounded metal object.
NOTE:
You can extend the lifetime of the lithium battery by plugging the computer into an AC outlet. The
lithium battery is used only 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
.
Before removing the battery, follow these steps:
1.
Prepare the computer for disassembly (see
Preparation for disassembly
on page
19
).
2.
Remove the access panel (see
Access panel
on page
19
).
Remove the battery:
Battery
27