MERLIN LEGEND Communications System Release 6.1
System Programming and Maintenance (SPM)
555-661-140
Issue 1
August 1998
Programming with SPM
Page 76
Upgrading the System
This step creates a file containing system programming information.
See “Backup”. Any version of SPM may be used to back up system
programming.
!Install SPM.
You must have Version 6.25 of SPM to upgrade the system to Release
6.1. If Version 6.25 of SPM is already installed on your system, proceed
to Step 3
.
If Version 6.25 of SPM is not already installed on your system, install (or
upgrade to) Version 6.25 of SPM. See “Installing the SPM Software”.
!Convert your backup file.
This step converts the backup file created in Step 1
. Refer to Table 6 to
determine if the backup file needs to be converted to Release 6.1
format.
■ If not required, continue with the next step.
■ If required, convert the backup file. See “Convert”, then continue
with the next step.
!Turn off AC power switches on the control unit in the following
order:
1. Basic carrier
2. Expansion carrier 1, if present
3. Expansion carrier 2, if present
!If the system already has a processor module with a PCMCIA
memory card slot installed, proceed to Step 6
. Otherwise, continue
with this step to replace the processor module.
1. Unplug the interface cords from the SPM and SMDR printer
ports on the processor module.