Figure 4-54 Site Link Connector X.21 Pinout; Table 4-6 Site Link Connector X.21 On Junction Panel - Motorola DIMETRA MTS 2 Installation, Configuration And Basic Service Manual

MTS 2 and MTS 4 Installation, Configuration and Basic Service Manual
Table 4-5
Pin No.
3
4
5
6
7
8
Figure 4-54
Table 4-6
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
6802800U74-N September 2009
Site Link Connector E1 on Junction Panel (Continued)
Function
Receive 2 positive
Transmit 1 positive
Transmit 1 negative
Receive 2 negative
Transmit 2 positive
Transmit 2 negative
Site Link Connector X.21 Pinout
Site Link Connector X.21 on Junction Panel
Function
Not Used
Tx Data B
Control B
Rx Data B
Indication B
Signal Timing B
Byte Timing B
Ground
Tx Data A
Control A
Rx Data A
Indication A
Signal Timing A
Byte Timing A
Not Used
X.21, E1-120Ω Cabling
4-55