Raid Controller Module Backup Battery Unit; Removing The Raid Controller Module Backup Battery Unit; Installing The Raid Controller Module Backup Battery Unit - Dell EMC PowerVault MD3820i Owner's Manual

RAID Controller Module Backup Battery Unit

Removing the RAID Controller Module Backup Battery Unit

CAUTION: Many repairs may only be done by a certified service technician. You must only perform
troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or
telephone service and support team. Damage due to servicing that is not authorized by Dell EMC is not covered
by your warranty. Read and follow the safety instructions that came with the product.
1. Turn off the array and host server.
2. Disconnect all the cables connected to the array.
3. Remove the RAID controller module.
4. Open the RAID controller module.
5. Loosen the screw that secures the backup battery unit to the RAID controller module.
6. Slide the backup battery unit and lift it out of the RAID controller module.
Figure 17. Removing and Installing the RAID Controller Module Backup Battery Unit
a. backup battery unit
b. screw

Installing the RAID Controller Module Backup Battery Unit

CAUTION: Many repairs may only be done by a certified service technician. You must only perform
troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or
telephone service and support team. Damage due to servicing that is not authorized by Dell EMC is not covered
by your warranty. Read and follow the safety instructions that came with the product.
1. Align the backup battery unit with the slots on the RAID controller module.
2. Slide the backup battery unit toward the connector on the RAID controller module.
3. Tighten the screw that secures the backup battery unit to the RAID controller module.
4. Close the RAID controller module.
5. Replace the RAID controller module.
6. Connect all the cables to the array.
7. Turn on the array and the host server.
Installing Array Components 23