Installation and Upgrades for DEFINITY ONE and
IP600 Internet Protocol Release 10
555-233-109
Issue 6
December 2001
Install and Cable the Cabinet
1-103Install and wire telephones and other equipment
1
Digital tie trunk example
Figure 1-51. Digital tie trunk wiring
1. Before installing the DS1 Interface circuit pack, set the option switches as
shown in Chapter 1, ‘‘Install and Cable the Cabinet’’.
2. Install cross-connect jumpers to connect the pins from the digital trunk
circuit pack to appropriate pins on the external digital trunk.
3. Administer the DS1 Interface circuit pack on the DS1 and Trunk Group
screens. See
DEFINITY Enterprise Communications Server Release 10
Administrator’s Guide
(555-233-506).
Figure Notes
1. External trunk
2. DS1 interface circuit pack, position
1CA06
3. LO
4. LO (Balanced output pair)
5. LI
6. LI (Balanced input pair)
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