Connecting Voice

Terminal Wiring

Through a Jack Field

Refer to “Jack Field Wiring” on page 2-33 for instructions on how to construct a jack field. You need the following items to complete the connections:

System directory label. Use this label to record the

end locations of each intercom number in the system.

Blue station-cord labels. These labels come in pairs with the basic and expansion carrier and are used to identify cable runs. The first sheet of labels is numbered 01 through 69 and is shipped with the basic carrier. The second sheet is numbered 70 through 120 and 700-759. This sheet is packed with the expansion carrier. You should have a matched pair of labels for each line cord.

4-Pair modular jumper cords. These cords are for

jack field connections. You should have one cord for each voice terminal in your system.

System Labels. These labels, used to number jacks, are shipped with the feature module. They are numbered 1 through 56 for lines and 01 through 120 for stations.

Line Cable Numbering Labels. These green labels come in pairs and are numbered 01 through 56.

To connect the station wiring through a jack field, perform the following steps:

1 Number every station jack on the modules sequentially from 01 through 120, using the station numbering strips. Begin with the module in slot 1, and number from bottom to top, then continue from left to right across the control unit (See Figure 2-2on page 2-13.)

You may want to review Figure 2-3on pages 2-15 and 2-16 to identify which modules have station jacks and locate the positions of the station jacks on each module.

2-24 Wiring the System

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AT&T 518-600-016 manual Pair modular jumper cords. These cords are for