Replacing The System Battery - HP ProLiant DL145 Maintenance And Service Manual

Figure 58 System battery location
If the server no longer automatically displays the correct date and time, the system battery that provides power to
the real-time clock may need to be replaced. Under normal use, the battery life is 5 to 10 years.
WARNING! Note the following warnings when replacing the system battery.
CAUTION: Loss of BIOS settings occurs when the battery is removed. BIOS settings must be reconfigured
whenever the battery is replaced.

Replacing the system battery

1. If necessary, remove any accessory boards or cables that prevent access to the battery socket.
2. Remove the installed battery:
IMPORTANT: Do not bend the spring latch during battery replacement. For proper operation, the latch
must maintain a position of contact with the battery.
a. Insert a small flat-blade screwdriver or a similar tool between the battery and spring latch to dislodge
the battery from its socket.
b. Lift up the old battery to remove it.
Replace the battery with the same type as the battery recommended by HP. Use of another
battery may present a risk of fire or explosion.
A risk of fire and chemical burn exists if the battery is not handled properly. Do not
disassemble, crush, puncture, or short external contacts, or expose the battery to temperatures
higher than 60° C (140° F).
Do not dispose of the used battery in water or fire. Dispose of used batteries according to
manufacturer's instructions.
Removal and replacement procedures 49