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.
SubtopicsSubtopics
System battery informationSystem battery information
Removing and replacing the system batteryRemoving and replacing the system battery
System battery informationSystem 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: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.
Removing and replacing the system batteryRemoving and replacing the system battery
About this taskAbout this task
Before you perform this procedure, make sure that you have a small flat-bladed, nonconductive tool available.
ProcedureProcedure
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. Remove the server from the rack .
6. Place the server on a flat, level work surface.
7. Remove the access panel .
8. Locate the battery on the system board .
9. If the expansion card is installed, remove the secondary riser cage .
10. Remove the system battery:
a. Use a small flat-bladed, nonconductive tool to press the battery latch (callout 1).
b. Remove the system battery from the socket (callout 2).
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