Installation and Upgrade Guide

Returning Firmware to Previous Versions
G06.24 Software Installation and Upgrade Guide—528593-005
15-3
Download the Previous SP Firmware File to the
System Console
Use this information to verify that the update to the previous version was successful.
Download the Previous SP Firmware File to the System Console
Download the previous SP firmware file into the spcode9 directory on the hard drive of
your system console in the event you encounter problems when updating the SP
firmware.
Follow the instructions under Download the SP Firmware File to the System Console
on page 7-6, except in Step 3, enter the system, volume, and subvolume containing
the previous operating system image. For example:
$\prod2.system.sys01
Return the SP Firmware to the Previous Version
Follow the instructions under Update SP Firmware Using the TSM Service Application
on page 7-8 to return the SP firmware back to the previous version, except in Step 9,
enter the volume and subvolume containing the previous operating system image. For
example:
$system.sys01
Returning SCSI Boot Code to the Previous
Version (Using TSM)
This subsection provides instructions for installing the previous version of the SCSI
boot code.
Determine the Correct Version of the Previous SCSI Boot Code
At a TACL prompt, use the VPROC command to verify the location and version of the
SCSI boot code for the previous RVU.
>VPROC $SYSTEM.SYSnn.I1000
where nn is the previous operating system image subvolume. For example:
$SYSTEM SUPER 7> vproc $system.sys01.i1000
VPROC - T9617G03 - (30 MAR 1999) SYSTEM \ELI Date 21 MAR
2000, 12:39:29
COPYRIGHT TANDEM COMPUTERS INCORPORATED 1986 - 1995
$SYSTEM.SYS01.I1000
Binder timestamp: 12FEB1998 17:27:36
Version procedure: T1067F40^15JAN98^TREV=01^AAK
SYS01 is the previous operating system image subvolume.
Note. For pre-G06.08 RVUs, SCSI boot code is located in $system.sysnn.I1000. For
post-G06.08 RVUs, the SCSI boot code is located in $system.sysnn.IBOOT.