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System battery replacement
If the server no longer automatically displays the correct date and time, then replace the battery that provides power to
the real-time clock. Under normal use, battery life is 5–10 years.
System battery information
The server contains an internal lithium manganese dioxide, a vanadium pentoxide, or an alkaline battery that provides
power to the real-time clock.
WARNING: If this battery is not properly handled, a risk of the fire and burns exists. 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 expose the battery to extremely low air pressure as it might lead to explosion or leakage of flammable
liquid or gas.
•
Do not disassemble, crush, puncture, short external contacts, or dispose the battery in fire or water.
Replace the system battery
Prerequisites
Before you perform this procedure make sure you have a small flat-bladed, nonconductive tool available.
Procedure
1.
Power down the server.
2.
If installed, open the cable management arm.
3.
Remove all power:
a. Disconnect each power cord from the power source.
b. Disconnect each power cord from the server.
4.
Disconnect all peripheral cables from the server.
5.
Do one of the following:
a. Extend the server from the rack.
b. Remove the server from the rack.
6.
Remove the access panel.
7.
Locate the battery on the system board.
8.
Use a small flat-bladed, nonconductive tool to carefully lift the front of the battery from the socket.
System battery replacement
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