HP BL480c HP ProLiant BL480c Server Blade Maintenance and Service Guide - Page 40

System battery, System board

Page 40 highlights

System battery If the server blade no longer automatically displays the correct date and time, you may need 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 blade (on page 24). 2. Remove the server blade (on page 24). 3. Remove the access panel ("Access panel" on page 25). 4. Identify the battery location ("System board components" on page 56). 5. 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. System board To remove the component: 1. Power down the server blade (on page 24). 2. Remove the server blade (on page 24). Removal and replacement procedures 40

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Removal and replacement procedures
40
System battery
If the server blade no longer automatically displays the correct date and time, you may need 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 blade (on page
24
).
2.
Remove the server blade (on page
24
).
3.
Remove the access panel ("
Access panel
" on page
25
).
4.
Identify the battery location ("
System board components
" on page
56
).
5.
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.
System board
To remove the component:
1.
Power down the server blade (on page
24
).
2.
Remove the server blade (on page
24
).