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Battery replacement 101
Battery replacement
If the server no longer automatically displays the correct date and time, you may need to replace the battery
that provides power to the real-time clock.
WARNING: The computer contains an internal lithium manganese dioxide, a vanadium
pentoxide, or an alkaline battery pack. A risk of fire and burns exists if the battery pack is not
properly handled. To reduce the risk of personal injury:
• Do not attempt to recharge the battery.
• Do not expose the battery to temperatures higher than 60°C (140°F).
• Do not disassemble, crush, puncture, short external contacts, or dispose of in fire or water.
• Replace only with the spare designated for this product.
To remove the component:
1. Power down the server (on page 24).
2. Extend the server from the rack (on page 24).
3. Remove the access panel (on page 25).
4. Remove the full-length expansion board retainer (on page 28) if any full-length expansion boards are
installed.
5. Remove the PCI riser cage (on page 29).
6. Remove the air baffle (on page 31).
7. Remove the battery.
To replace the component, reverse the removal procedure.
For more information about battery replacement or proper disposal, contact an authorized reseller or an
authorized service provider.