NEC N8100-1417F User Manual page 110

4-42 Configuring Your Server
If an optional battery (N8103-120) is installed, the status of "Battery Backup" is indicated as
"Present". Clicking [Present] opens the Battery Status screen as shown below.
IMPORTANT:
"Next Learn Time", and "Learn Delay Interval".
NOTES:
Status field shows "Charging" when the battery is in charged status.
It shows "Discharging" when the battery is in discharged status.
When powering on the server after replaced the battery, the Status
may not immediately change to "Charging". In that case, power on
the server for several hours, and check "Status" again.
You cannot change values for "Auto Learn Period",