Nortel 7400 - Page 86

86 Chapter 8 Multiservice Switch 7480 replacement
NN10600-175 6.1S2
Figure 21
Multiservice Switch 7480 replacement taskflow: part 2
PP_TASK_1026.ins
Yes
No
ac dc
No
Yes
Installing a cooling
unit into a
Multiservice 7480
Installing a shelf
interconnect cable
(if necessary)
Install
another FP?
Installing an FP
Install
another CP?
Installing a control
processor
Powering up a
Multiservice
Switch 7480
Installing FP
cables
Installing dc power
cables onto a
Multiservice
Switch 7480
Installing ferrite
beads onto dc
power cables
(optional)
Installing a power
supply into a
Multiservice
Switch 7480
Installing an ac
power cable
ac or dc?
A
End
Testing a bus
(optional)
Card testing
(optional)
Testing ports
and interfaces
(optional)
Return the
shelf to service
after running all
tests