Odd port
Even port
T
1
——1
R
1
——2
T
2
——3
R
2
——4
T
3
——5
R
3
——6
T
4
——7
R
4
——8
110-Type standard
8-pin wiring
OOOOOOOO
R
4
T
4
R
3
T
1
R
1
T
3
R
2
T
2
87654321
Voice terminal
Note:
If ZI22C apparatus boxes are used, two Z601A adapters are required per terminal.
1——T
1
2——R
1
3——T
2
4——R
2
5——T
3
6——R
3
7——T
4
8——R
4
FIGURE 2-9 104A Connecting Block hardware wired for 4-pair station runs.
Jack Field Wiring
The following information describes how to construct a
jack field for voice terminal wiring at the control unit and
how to connect the jack field to the voice terminals
through the building wiring. It also explains how to move
Wiring the System 2-33