Removal and replacement procedures 53
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. Do one of the following:
o For tower models, open and remove the bezel ("Remove the tower bezel" on page 28).
o For rack models, if installed, remove the security bezel (on page 29).
2. Power down the server (on page 27).
3. Remove all power:
a. Disconnect each power cord from the power source.
b. Disconnect each power cord from the server.
4. Do one of the following:
o For tower models, place the server on a flat, level surface with the access panel facing up.
o For rack models, extend the server from the rack (on page 29).
5. Remove the access panel ("Access panel" on page 30).
6. If installed, remove the PCI air baffle ("PCI air baffle" on page 32).
7. Remove the system air baffle ("System air baffle" on page 31).
8. 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.
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