Installing System Components 125
System Battery
The system battery is a 3.0-volt (V), coin-cell battery.

Replacing the System Battery

CAUTION: Only trained service technicians are authorized to remove the system
cover and access any of the components inside the system. See your Product
Information Guide for complete information about safety precautions, working
inside the computer, and protecting against electrostatic discharge.
CAUTION: There is a danger of a new battery exploding if it is incorrectly
installed. Replace the battery only with the same or equivalent type recommended
by the manufacturer. Discard used batteries according to the manufacturer's
instructions. See your System Information Guide for additional information.
1
Turn off the system, including any attached peripherals, and disconnect
the system from the electrical outlet.
2
Open the system. See "Opening the System" on page 71.
Figure 3-28. Replacing the System Battery
3
Locate the battery socket. See "System Board Connectors" on page167.
1 positive side of battery connector 2 system battery
3 negative side of battery connector
2
3
1