HP ProLiant ML310e HP ProLiant ML310e Gen8 Server Maintenance and Service Guid - Page 49

System battery

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System battery If the server no longer automatically displays the correct date and time, you might have to replace the battery that provides power to the real-time clock. Under normal use, battery life is 5 to 10 years. 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 27). 2. Remove all power: a. Disconnect each power cord from the power source. b. Disconnect each power cord from the server. 3. Unlock the tower bezel (on page 26). 4. Remove the access panel ("Access panel" on page 31). 5. Locate the battery on the system board ("System board components" on page 69). 6. Remove the battery. IMPORTANT: Replacing the system board battery resets the system ROM to its default configuration. After replacing the battery, reconfigure the system through RBSU. 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. Removal and replacement procedures 49

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Removal and replacement procedures
49
System battery
If the server no longer automatically displays the correct date and time, you might have to replace the battery
that provides power to the real-time clock. Under normal use, battery life is 5 to 10 years.
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
27
).
2.
Remove all power:
a.
Disconnect each power cord from the power source.
b.
Disconnect each power cord from the server.
3.
Unlock the tower bezel (on page
26
).
4.
Remove the access panel ("
Access panel
" on page
31
).
5.
Locate the battery on the system board ("
System board components
" on page
69
).
6.
Remove the battery.
IMPORTANT:
Replacing the system board battery resets the system ROM to its default
configuration. After replacing the battery, reconfigure the system through RBSU.
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.