SC5020 and SC5020F Storage System Owner’s Manual

Use this procedure to remove the battery backup unit.

1. Shut down the storage controller using Dell Storage Manager .
2. Make sure that all cables plugged into the storage controller are labeled.
3. Disconnect the cables from the storage controller that was shut down.
4. Remove the storage controller from the chassis
   • CAUTION: To prevent a thermal shutdown of the storage system, the service baffle must be installed within three minutes of removing the storage controller.
5. Install the service baffle into the empty slot in the chassis.
6. Verify that the battery LED on the storage controller is off. It might take a few seconds for the LED to turn off.
7. Remove the cover from the storage controller.
8. Lift up the handle from the battery backup unit. The battery slides away from the cage connector.
   Figure 1. Remove the Battery Backup Unit

   1. Battery backup unit
   2. Battery cage
   3. Cage battery connector