Nortel Meridian 1 Option 11C Upgrade Manual page 60

Page 60 of 224 Upgrade a two-cabinet system with metal cable to Option 11C
553-3021-250 Standard 7.00
f Select the ISM parameters.
Compare the ISM parameters with those you got in Step 3. Make
any required changes.
g Define the new AUX ID.
The default AUX ID is the security ID provided with the Option
11C. You must replace it with the previous Option 11 or Option
11E site ID.
h Confirm the information entered and enter the validation
keycodes.
The terminal displays a new installation information summary.
Make any necessary changes to the information, then enter the
keycodes.
i Complete the software installation when prompted.
21 Wait for the software installation to finish.
If you must terminate the upgrade and revert back to the original
Option 11 or Option 11E, do it now (see Procedure 6 on
page 83). The remaining steps of this procedure require major
equipment changes, making it difficult to revert back.
22 Remove the Database Upgrade Tool from the PCMCIA socket on
the faceplate of the SSC card.
23 Select Utilities from the Software Installation Main Menu and
perform a backup.
24 Tag and disconnect all cables from connectors J11 through J20
in the expansion cabinet.
Tag the cables J11, J12, J13, . . . , J20.
25 Disconnect the power connection from under the NTAK04,
NTAK05, NTDK72, or NTDK78 power supply unit in the expansion
cabinet.
26 Remove the expansion cabinet from the wall (or pedestal).
Put the cabinet to the side.
April 2000
CAUTION