AT&T 75 - Page 395

110-TYPE HARDWARE
Installation
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
Determine port assignment of feature from Hospitality-Related System
Parameters Form:
EXAMPLE: Port Number B 02 01
Carrier
Slot
Circuit
Connect the analog line port to the announcement unit with 2-pair line cord
(modular plug on one end) from information outlet (see Figure 3-129).
Install patch cord at cross-connect field.
Identify carrier slot for the auxiliary trunk circuit pack and label both ends of a
switch cable.
Connect cable to appropriate port carrier slot and dress down sides of cabinet.
Run and connect cable from bottom of the switch cabinet through cable slack
manager, if provided, to connector associated with 110 terminal block row in the
purple cross-connect field.
Run and connect A25D cable from connector associated with a second 110 terminal
block row in the yellow cross-connect field to location of announcement unit.
Install yellow (auxiliary) labels on 110 terminal blocks.
Connect A25D cable to J1 connector on the rear of the announcement unit.
Install jumpers between the 110 terminal block rows as shown in Figure 3-130.
Connect -48v dc power unit to the announcement unit (see Figure 3-131). The
power unit must be supplied locally and be rated at -48v dc at 1.2 amps.
Administer per AT&T System 75 and System 75 XE Implementation and AT&T
System 75 and System 75 XE Administration.
3-179