8. As shown in the figure below, slide the system board forward to disengage the metal mounting
standoffs from the chassis (1).
CAUTION: Do not attempt to remove the system board mounting screws. These are permanently
secured and are not removable.
Figure 4-61 Removing the system board
9. Lift the system board out of the chassis (2), being careful not to damage the cables and rear panel
connectors.
Battery
This section describes how to remove and install the battery.
The battery that comes with the workstation provides power to the real-time clock and has a minimum
lifetime of about three years.
WARNING! This workstation includes a lithium battery. There is a risk of fire and chemical burn if the
battery is handled improperly. Do not disassemble, crush, puncture, short external contacts, dispose in
water or fire, or expose it to temperatures higher than 60°C (140°F).
CAUTION: Before removing the battery, back up the CMOS settings in case they are lost when the
battery is removed. To back up the CMOS settings, select the Save to Diskette option in the Computer
Setup (F10) Utility.
NOTE: Do not dispose of batteries, battery packs, and accumulators in household waste.
Removing the battery
To remove the battery:
1. Disconnect power from the system (see
Predisassembly procedures on page 52).
2. Remove the side access panel (see
Side access panel on page 58).
ENWW Removing and replacing components 101
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