vmware servers - make one of the san storage offline

I have a couple of vmware servers configured as a cluster and they have access to several storage. One of the storage need to be taken offline for maintenance. I will power off the virtual machines located on this storage. Is there anything else that I need to do?
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Andrew Hancock (VMware vExpert / EE MVE^2)VMware and Virtualization ConsultantCommented:
Enter maintenance modes

Shutdown VMs.

Power off Hosts.

Shutdown Storage.

Your done.
dedriAuthor Commented:
I cannot power off all vms from all storage( no downtime). I have several storage devices, and one of the storage devices will be in maintenance(firmware update- storage controllers and disks).
Is there any problem to poweroff the vms and after that reboot the storage.

VMware servers - esxi 4.1
Andrew Hancock (VMware vExpert / EE MVE^2)VMware and Virtualization ConsultantCommented:
No there will be no issues.

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