6 EMC VNXe3100/VNXe3150 — Replacing a Storage Processor 
Tasks to replace an SP
Task 5: Transfer the battery backup unit (BBU)
Remove the battery backup unit from the faulted SP, and install it in the replacement SP: 
1. Press the top of the white tab on the BBU cable connector to release it, then carefully 
pull the cable connector from the processor board. 
You may need to gently rock the connector to remove it.
2. Push the blue tab to the left to release the BBU, and then carefully pull it from its 
carrier on the CPU board.
3. Lift the BBU out and away from the canister.
CL4651