Areca 24/4 Internal/External Port Pcie 3.0 12 Gb/s SAS/SATA Raid Controller 2Gb Cache - Manual (Page 218)

APPENDIX
218
Note:
Do not remove BBM while system is running.
C-6 Operation
1. Battery conditioning is automatic. There are no manual proce-
dures for battery conditioning or preconditioning to be perform-
ed by the user.
2. In order to make sure of all the capacity is available for your
battery cells, allow the battery cell to be fully charged when
installed for the first time. The first time charge of a battery cell
takes about 24 hours to complete.
C-7 Changing the Battery Backup Module
At some point, the LI-ION battery will no longer accept a charge
properly. LI-ION battery life expectancy is anywhere from approxi -
mately 1 to 5 years.
1. Shutdown the operating system properly. Make sure that cache
memory has been flushed.
2. Disconnect the BBM cable from 12Gb/s SAS RAID controller’s
battery connector.
3. Disconnect the battery pack cable from JP2 on the BBM.
4. Install a new battery pack and connect the new battery pack to
JP2.
5. Connect the BBM to 12Gb/s SAS RAID controller’s battery con-
nector.
C-8 Battery Functionality Test Procedure:
1. Writing amount of data into controller volume, about 5GB or
bigger.
2. Waiting for few seconds, power failed system by remove the
power cable.
3. Check the battery status, make sure the D9 is bright light,
and battery beeps every few seconds.
4. Power on system, and press Tab/F6 to login controller.
5. Check the controller event log, make sure the event shows
controller boot up with power recovered.