User's Manual

Installation – RF Path Elements CMA-331-AEN Page 76
Draft
5.1.1.8 RIX Pilot Clock Connections
Referring to Figure 5-13 (Shared Rack), use the QMA/QMA jumper cable to connect the REF OUT and REF IN ports of each of
the RIX modules in the HEU (or IHU) chassis.
Note that The REF IN and REF OUT pilot clock ports must be connected in a closed loop as shown in Figure 5-13 and
Figure 5-14 and that both RIX modules of each chassis must be connected.
From To
Main HEU RIX
REF OUT
1
st
Auxiliary HEU RIX
REF
IN
(For additional Auxiliary HEUs)
1
st
Auxiliary HEU RIX
REF
OUT
2
nd
Auxiliary HEU RIX
REF
IN
2
nd
Auxiliary HEU RIX
REF
OUT
3rd
Auxiliary HEU RIX
REF
IN
Table 5-3.RIX Pilot Clock Connections
Figure 5-13 and Figure 5-14 show an example of the required pilot clock connections in 4x4 configurations.
Figure 5-13. Pilot Clock Connections Diagram
– (4x4) Shared Rack
Figure 5-14 Pilot Clock Connections Diagram – (4x4) Dedicated Rack