In order to replace a faulty component, a service provider has placed one of the Unity Storage Processors into Service mode. Once the component is replaced, how is the Storage Processor brought back into Normal mode?

In order to replace a faulty component, a service provider has placed one of the Unity Storage Processors into Service mode. Once the component is replaced, how is the Storage Processor brought back into Normal mode?
A . Exit the Service Mode task
B . Reboot the Storage Processor
C . Reboot the storage system
D . Restart the Management software

Answer: B

Explanation:

If a single Storage Processor (SP) comes up in Service Mode, in Unisphere, you need to reboot the SP to return it to Normal Mode.

References: https://www.emc.com/collateral/TechnicalDocument/docu69355.pdf (page 4)