AT&T Merlin II Installation And Maintenance Manual page 201

UPGRADE
lNSTRUCTIONS FM1
OR FM2 TO R3
3 Press
[More], [More], [Print], [All]
Wait until printing is complete before leaving
administration mode. Don't remove the printout
after you've left administration mode or printing
alignments will be affected.
4 Press Conference to return to the administration
or leave administration mode by sliding the T/P switch
to the center position.
With a BIS-34D Console
Enter administration mode by sliding the T/P switch to
1
P.
2 Press Conference twice.
Lights flash next to Adm Tel, Adm Pool, Message and Speaker.
3
Press Message.
4
Dial #999 and wait for the beep.
5 Press Message.
Wait until printing is complete before leaving
administration mode. Don't remove the
after you've left administration mode or
alignments will be affected.
6
Leave administration mode by sliding the T/P switch
to the center position.
Follow these steps to upgrade the system from either
Feature Module 1 or Feature Module 2 to Release 3.
Shutdown the system, Basic Carrier first, any
1
Auxiliary Power Units next and the Expansion Carrier
last if there is one.
Upgrading an Existing System
until
page
menu
printout until
printing page
2-133