HP Surestore Disk Array 12h - And FC60 Installation Manual page 9

Figure 3. Replacing an Array Controller Flowchart
NOTE: In some cases, you may need to download firmware when replacing a controller.
Downloading firmware is an offline process. In most cases, the LUNs on the array need
to be either un-mounted or deactivated from the volume group.
Does this disk
array have a single
controller?
No
(Dual Controller)
Does the replacement
controller have the same
firmware that is in the disk
array?
No
Is the disk array a
boot device?
No
Perform procedure "Replace B"
Replacing controller and firmware
does NOT match
(replace non boot)
Replacing an Array Controller
Perform procedure "Replace D"
Replacing a Single Controller
Yes (Single Controller)
Perform procedure "Replace A"
Replacing controller and firmware
Yes
Perform procedure "Replace C"
Replacing controller on boot device
Yes
and firmware does NOT match
(replace single)
matches
(replace matching)
(replace boot)
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