HP ProLiant SL390s G7 2U Half-width Server Maintenance and Service Guide

Removal and replacement procedures 54
CAUTION: Loss of BIOS settings occurs when the battery is removed. You must reconfigure BIOS
settings whenever you replace the battery.
NOTE: If the server no longer automatically displays the correct date and time, you may need to
replace the system battery. Under normal usage, battery life is five to ten years.
To replace the system battery:
1. Release the battery from its holder; squeeze the metal clamp that extends above top of the
battery. When the battery pops up, lift it out.
2. Insert the new battery, slide one edge of the replacement battery under the holder’s lip with the
positive side facing the metal clamp. Push the other edge down until the clamp snaps over the
top of the battery.
Figure 35 Replacing the battery
System board removal and replacement procedure
To remove the system board:
NOTE: The system board spare part kit does not contain processors or DIMMs. These have to be
moved from the defective board and installed on the new board. Follow directions on the removal
and replacement of these parts.
1. Remove the six screws that secure the system board to the tray.
2. Release the system board from the tray.