AT&T MERLIN LEGEND Release 3.0 Installation Manual page 269

Completing the Upgrade
See "Installing the Control Unit" in Chapter 2 if you need instructions.
Install the Release 3.0 processor module in the carrier.
4
See "Installing the Processor" in Chapter 2.
Perform a frigid start (System Erase) to ensure that system programming
5
is returned to default values.
Use system Erase from the SPM Maintenance menu:
Maintenance → Slot → OO → Demand Test → System Erase (Line 5, left button)
twice → Yes
See Maintenance and Troubleshooting for more information on System Erase.
Program the system.
6
Restore the system programming from a system programming disk or
Translation Memory Card (Release 3.0 only), if available.
See "Restoring from the System Programming Disk" or "Restoring from
the Translation Memory Card," in Chapter 7.
If a disk or memory card is not available, see System Programming for
details on programming the system.
7 If applicable, program new features.
See System Programming for detailed programming procedures.
Replace the control unit housing.
8
See Chapter 2, "Installing the Control Unit," for additional instructions.
Release 2.0 or Earlier
To install the control unit's housing, follow the steps below.
1 Place the front panel(s) face down.
2 If you are housing more than one carrier, connect the front panels
together.
a Line up the arrows.
b Slide the panels until the semicircles form a complete circle. See
Figure 9-8.
9–16 Upgrading the System