Step 6. Upgrading Disk Drive Firmware; Blank Fields On I/O Tab - HP 6400/8400 Software Manual

Figure 20 Blank fields on I/O tab
.
To reset the I/O module:
• You must reset one I/O module at a time.
• Before each I/O module reset, check the I/O tab of the Disk Enclosure Properties window to ensure
there are no other exception conditions that may conflict with the reset. For example, if you want
to reset I/O module B, check that I/O module A is in an optimal state (and vice versa).
• Wait at least one minute between resets.
• There are two ways to reset the I/O module:
• Remove and then re-insert the I/O module in each disk enclosure. See HP StorageWorks disk
enclosure I/O module replacement instructions for instructions. See
tion" on page 81 for document location.
• Insert a serial cable into the I/O module and issue the reset command via the serial line (requires
HP Services).

Step 6. Upgrading disk drive firmware

Estimated time to complete: Varies depending on the number of disk drives that require upgrading
and the I/O load on the storage system. It can take 30 seconds to 3.5 minutes per drive to upgrade
the firmware.
Review the following guidelines and tips before proceeding with the upgrade:
• To verify disk drive firmware support with controller software, see HP StorageWorks disk drive
firmware support. See
• Server-based management is required to upgrade the disk drive firmware.
• Disks with Vraid0 cannot be upgraded online.
• Although it is not required that the disk drive firmware be upgraded when the controller software
is upgraded, it is strongly recommended that you perform these tasks together. The disk drive
HP StorageWorks Enterprise Virtual Array updating product software guide (XCS 09522000)
"Related information" on page 81 for document location.
"Related informa-
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