Each 60-drive controller shelf or drive shelf includes
two power canisters for power redundancy and two fan canisters for
cooling the controller shelf or drive shelf.
Overview and requirements
Before you replace a canister, you need to be aware of certain requirements and considerations.
Replace power canister
Each 60-drive controller shelf or drive shelf includes two power canisters for power redundancy. If a power canister fails, you must replace it as soon as possible to ensure that the shelf has a redundant power source.
Replace fan canister
Each 60-drive controller shelf or drive shelf includes two fan canisters. If a fan canister fails, you must replace it as soon as possible to ensure that the shelf has adequate cooling.