Nortel 7400 - Page 41

Chapter 2 Multiservice Switch 7420 replacement 41
Multiservice Switch 7400 Hardware Installation, Maintenance, and Upgrade 6.1S2
Figure 4
Multiservice Switch 7420 replacement task flow: part 2
Yes
No
Install
another FP?
Installing an FP
Installing a control
processor
Powering up a
Multiservice
Switch 7420
Installing FP
cables
Unpacking a
Multiservice
Switch 7420
Installing dc power
cables onto a
Multiservice
Switch 7420
Installing ferrite
beads onto dc
power cables
(optional)
Grounding a dc-
powered
Multiservice
Switch 7420
Select
mounting
option
Installing a 19"
rack-mounted
termination panel
(if necessary)
A
End
Testing a bus
(optional)
Card testing
(optional)
Testing ports
and interfaces
(optional)
Return the
shelf to service
after running all
tests
Installing a desk-
top mounted
Multiservice
Switch 7420
Installing a
Multiservice
Switch 7420 in a
rack or cabinet
Installing a
vertical-mount
Multiservice
Switch 7420
Installing a
Multiservice
Switch 7420 in a
seismic
rack or
cabinet
Installing a 13"
termination panel
in a Multiservice
Switch 7420 (if
necessary)
PP_TASK_1024