NEC UNIVERGE SV8100 System Hardware Manual page 346

Issue No. 1.5
6 - 86
Table 6-42 CD-4ODTA RJ-61 Cable Connector Pin-Outs
RJ-61 Cable Connector – 2-Wire E&M, CN1A~CN1D
Pin No.
1
2
3
4
5
6
7
8
RJ-61 Cable Connector – 4-Wire E&M, CN100~CN400
Pin No.
1
2
3
4
5
6
7
8
Using Type I or Type V, a system loopback test can be performed by con-
necting E&M1 to E&M2.
<2-Wire E&M>
E&M1 E&M2
→
E M
→
M E
→
R T
→
T R
UNIVERGE SV8100/SV8300
Connection Description
— Not Used
M Control signal to trunk
— Not Used
R Voice signal both ways
T Voice signal both ways
— Not Used
E Control signal from
trunk
— Not Used
Connection Description
— Not Used
M Control signal to trunk
R Voice signal to trunk
R1 Voice signal from trunk
T1 Voice signal from trunk
T Voice signal to trunk
E Control signal from
trunk
— Not Used
<4-Wire E&M>
E&M1 E&M2
→
E M
→
M E
→
R T1
→
T R1
→
R1 T
→
R
T1
Installing the SV8100/SV8300 Blades