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System battery information
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:
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 battery
Removing and replacing the system battery
Prerequisites
Prerequisites
Before you perform this procedure, make sure that you have a small flat-bladed, nonconductive tool available.
Procedure
Procedure
1. Power down the server.
2. Remove all power:
a. Disconnect each power cord from the power source.
b. Disconnect each power cord from the server.
3. Disconnect all peripheral cables from the server.
4. Do one of the following:
If the server is in tower mode, place the server on a flat, level surface with the access panel facing up .
If the server is in rack mode, remove the server from the rack .
5. Remove the access panel .
6. Remove the secondary riser cage.
7. Locate the battery on the system board .
8. 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).
HPE ProLiant ML350 Gen11 Server User Guide
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