Silicon Graphics InfiniteStorage 4000 Series System Upgrade Manual page 145

Chapter 7: Upgrade Instructions for the Windows OS
ATTENTION Possible data corruption – If no multi-path driver exists in the host
and you send I/O to the storage array, data corruption could occur. Do not uninstall the
multi-path driver, even if you are not using the storage array as a boot device.
a. Select the storage array in the Enterprise Management Window.
b. Select Tools >> Execute Script.
The Script Editor dialog appears.
c. In the upper half of the Script Editor dialog, type these commands at the
prompt, and press Enter.
set controller[a]
HostNVSRAMByte[1,0x16]=0xFF,0x20;
set controller[b]
HostNVSRAMByte[1,0x16]=0xFF,0x20;
d. Select Tools >> Execute Only.
e. For the NVSRAM modifications to take effect, turn off the power to the
controller tray, wait 30 seconds for the controller tray to turn off the power,
and turn on the power again.
2. Remove the software packages.
a. Select Start >> Settings >> Control Panel >> Add or Remove Programs.
The Add or Remove Programs dialog appears.
b. Select storage management software from the list of programs.
c. Click Change/Remove.
The Uninstall window appears.
d. Click Next.
e. Make sure that the Complete Uninstall option is selected.
f. Click Next.
The software uninstallation process begins. The status dialog appears during
the uninstallation process. When the procedure has completed, the Uninstall
Complete window appears.
g. Make sure that Yes is selected so that your computer will restart.
h. Click Done.
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