
CX900e Hardware Reference Manual
8-6
3006M100-002
8.5
Layouts for E&M Signaling Leads
The following diagrams illustrate the arrangements for normal signaling of E&M
4-wire Types I, II, III, IV and V. The same diagrams apply to the E&M 2-wir
driver except that T1 to T1 and R1 to R1 connections are not present. The E&M
connects to a PBX which would determine the type.
6
R1
RxB
7
SG
SG
8
SB
SB
Table 8-4 Voice Connector Signal Output (PB-45)
8-pin
North American
European
Figure 8-3 E&M Signal, 4-Wire Type I
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Summary of Contents for CX900e
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