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Completing the Upgrade
3
4
5
6
7
■
To back up system programming from Release 2.1, you must use
version 2.16 or higher of SPM.
Install a Release 3.0 processor module. See Chapter 2, “installing the
Processor.”
Perform a frigid start (System Erase) to ensure that all system
programming is returned to default values.
Use System Erase from the SPM Maintenance menu:
Maintenance
→
Slot
→
00
→
Demand Test-System Erase
(Line 5, left button)
twice
→
Yes
See Maintenance and Troubleshooting for more information on System Erase.
Convert the backup file.
This converts the backup file created in Step 2 to Release 3.0 format.
Restore system programming; this puts the system in an idle state, and it
cannot be used for the duration of the procedure. Refer to “Restoring
from the System Programming Diskette” in Chapter 7 for more
information.
Use version 3.xx or higher of SPM and restore the file you converted in
Step 5.
If applicable, program new features.
See System Programming for detailed programming procedures.
Upgrading from the MERLIN II
Communications System
To upgrade from the MERLIN II Communications System to Release 3.0,
follow the steps below.
1 Install SPM.
Install (or upgrade to) version 3.xx or higher of SPM.
2 Remove the control unit housing.
See “Installing the Control Unit” in Chapter 2 if you need instructions.
3 Replace old modules and add new modules as specified on the Control
Unit Diagram of Form 1, System Planning.
Upgrading the System 9–15