Sun Microsystems StorEdge T3+, Service Manual

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5-14 Sun StorEdge T3 and T3+ Array Field Service Manual • September 2001
3. Verify that all disk drives are in an optimal state as follows:
a. Use the
fru stat
command to confirm that all disks are ready and enabled.
b. Use the
vol stat
command to confirm that all disks that are configured into
volumes are in an optimal state, reported as drive state
0
.
If either of these commands display drive issues, correct problems before proceeding
with the firmware download.
4. Use the
proc list
command to verify that there are no volume operations in
progress.
Allow a volume operation in progress to complete before proceeding with the
firmware download.
5. Use the
refresh -s
command to verify that there are no battery refresh
operations in progress.
Allow a battery refresh in progress to complete before proceeding with the firmware
download.
6. Unmount the array volume(s) from the host to ensure there is no host I/O activity.
7. Unmount internal array volume(s).
8. Install the firmware using the
disk download
command.
The filename is the file name of the disk drive firmware image that was transferred
by FTP to the array in Step 1.
Caution – If the array is configured with different manufacturers types of disk
drives, the
disk
command can download firmware for only one manufacturers
drive type at a time. Verify that the download was successful using either the CLI or
Component Manager.
9. Use the
fru list
command to verify that the firmware download was successful.
The current drive firmware level is displayed in the
fru list
output.
# unmount /
t3 filesystem name
:/:<1> vol unmount
volume name
:/:<2> disk download u1d1-9
filename