Nortel 7400 Hardware Installation page 121

Figure 31
Control processor upgrade task flow
Control processor
upgrade
Removing
CP-with-BITS?
No
PP_TASK_ 1002.ins
Multiservice Switch 7400 Hardware Installation, Maintenance, and Upgrade 6.1S2
Removing an
Yes
NCS reference or
setting a node to
free-run
Spared
Removing a
control processor
(standby)
Installing a control
processor
Replace
another CP?
Yes
Switching between
active and
standby
processor cards
Chapter 18 Control processor upgrade 121
Deleting BITS
ports on a
Multiservice
Switch 7400
Spared or
unspared?
No
End
Configuring the
software features
of an LPT
(remove external
timing feature)
Unspared
Passport/SNMP
Devices Backup
Removing a
control processor
Installing a control
processor
StartUp
overview
Multiservice Switch
Node Recovery