AT&T System 75 Wiring Diagram page 303

CHAPTER 5. AUXILIARY EQUIPMENT INSTALLATION
For 110-type hardware, install a yellow (auxiliary) label on the
8 .
110-type terminal block. For 66-type hardware, write the lead
designations on the 66-type connecting block with a felt-tipped pen.
9. Install jumpers between the 110-type terminal block rows/66-type
connecting blocks as shown in Figure 5-17.
Connect a -48V dc power source to the announcement unit (Figure
10.
5-18). The power source must be supplied locally and be rated at
-48V dc at 1.2 amps.
11. Administer per AT&T System 75 and System 75 XE—Implementation
( 5 5 5 - 2 0 0 - 6 5 1 ) a n d AT&T System 75 and System 75
XE—Administration (555-200-500).
"AUDICHRON"
INFORMATION
H9040
OUTLET
ANNOUNCER
J11
MODULAR
CORD
Figure 5-16. Connections for Analog Line Port to Wake-Up
Announcement Unit
5-30
STATION WIRING
SATELLITE,
SITE, OR
ADAPTER
LOCATION
PART OF CROSS-CONNECT FIELD
STATION SIDE SWITCH SIDE
110P6A
PURPLE
BLUE OR
PATCH
FIELD
WHITE
CARD OR
FIELD
JUMPERS
TN742
T
OR
R
TN769
CIRCUIT
PACK