RAID Controller Module Backup Battery UnitRemoving the RAID Controller Module Backup Battery UnitCAUTION: Many repairs may only be done by a certified service technician. You must onlyperform troubleshooting and simple repairs as authorized in your product documentation, or asdirected by the online or telephone service and support team. Damage due to servicing that isnot authorized by Dell is not covered by your warranty. Read and follow the safety instructionsthat 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 Unit1. backup battery unit 2. screwInstalling the RAID Controller Module Backup Battery UnitCAUTION: Many repairs may only be done by a certified service technician. You must onlyperform troubleshooting and simple repairs as authorized in your product documentation, or asdirected by the online or telephone service and support team. Damage due to servicing that isnot authorized by Dell is not covered by your warranty. Read and follow the safety instructionsthat 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.26