HP ProLiant BL660c Gen8 Server Blade Maintenance and Service Guide

Removal and replacement procedures 38
System battery
If the server blade 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 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 22).
2. Remove the server blade (on page 23).
3. Access the internal server components ("Server blade preparation" on page 22).
4. Identify the battery location ("System board components" on page 59).
5. Remove the system 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.
Heatsink
WARNING: To reduce the risk of personal injury from hot surfaces, allow the drives and the
internal system components to cool before touching them.
To remove the component: