BX900 S2
Upgrade and Maintenance Manual
141
Connection blades
Supported combinations for connection blade stacks
The following table shows the possible combinations of connection blade
stacks. Columns a - f contain permissible numbers and distributions of the
connection blades for the different combinations of BX900 S2 system units and
racks.
Rack (R)
System
unit (Z)
Fitting variants of connection blades
a
b
c
d
e
f
1 rack, 1 system unit
R1
Z1
2
4
6
8
1 rack, 2 system units
R1
Z1
2
4
6
2
4
2
Z2
2
2
2
4
4
6
1 rack, 3 system units
R1
Z1
2
4
2
2
Z2
2
2
4
2
Z3
2
2
2
4
1 rack, 4 system units
R1
Z1
2
Z2
2
Z3
2
Z4
2
2 racks, 2 system units
R1
Z1
2
4
6
2
4
2
R2
Z2
2
2
2
4
4
6
2 racks, 3 system units
R1
Z1
2
4
2
2
R1
Z2
2
2
4
2
R2
Z3
2
2
2
4
2 racks, 4 system units
R1
Z1
2
R1
Z2
2
R1
Z3
2
R2
Z4
2
3 racks, 3 system units
R1
Z1
2
4
2
2
R2
Z2
2
2
4
2
R3
Z3
2
2
2
4
3 racks, 4 system units
R1
Z1
2
R1
Z2
2
R2
Z3
2
R3
Z4
2