
83
Appendix D
Breakout Panels
Breakout Panels provide a convenient way of expanding the
port capacity of a Cronus Intercom System. Currently, there
are three breakout panels for use with the Cronus MDR
backcard: XCP-32-DB9, XCP-48-RJ45, and XCP-48-Telco.
On the Cronus you can have up to four MDR backcards
mounted on the chassis to give you that many more keypanel
ports.
Pin
Number
Port Function
81Data +
33 1 Data -
24 1 Audio to Matrix +
49 1 Audio to Matrix -
25 1 Audio from Matrix +
50 1 Audio from Matrix -
72Data +
32 2 Data -
22 2 Audio to Matrix +
47 2 Audio to Matrix -
23 2 Audio from Matrix +
48 2 Audio from Matrix -
63Data +
31 3 Data -
20 3 Audio to Matrix +
45 3 Audio to Matrix -
21 3 Audio from Matrix +
46 3 Audio from Matrix -
54Data +
30 4 Data -
18 4 Audio to Matrix +
43 4 Audio to Matrix -
19 4 Audio from Matrix +
44 4 Audio from Matrix -
4 5 Data +
29 5 Data -
16 5 Audio to Matrix +
41 5 Audio to Matrix -
17 5 Audio from Matrix +
42 5 Audio from Matrix -
3 6 Data +
28 6 Data -
14 6 Audio to Matrix +
39 6 Audio to Matrix -
15 6 Audio from Matrix +
40 6 Audio from Matrix -
2 7 Data +
27 7 Data -
12 7 Audio to Matrix +
37 7 Audio to Matrix -
13 7 Audio from Matrix +
38 7 Audio from Matrix -
1 8 Data +
26 8 Data -
10 8 Audio to Matrix +
35 8 Audio to Matrix -
11 8 Audio from Matrix +
36 8 Audio from Matrix -
Pin
Number
Port Function
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