AT&T System 75, Wiring Diagram

Page: 265 / 345

CHAPTER 4. STATION WIRING
STATION WIRING
AC LAMP
OR
RINGING
DEVICE
INFORMATION
OUTLET
SATELLITE,
SITE, OR
ADAPTER
LOCATION
PART OF CROSS-CONNECT FIELD
STATION SIDE
SWITCH SIDE
R
T
RED
GREEN
T
R
TN742 OR
TN769
CIRCUIT
PACK
LINE
CORD
BLUE OR
WHITE
FIELD
110P6A
PATCH
CORD OR
JUMPERS
PURPLE
FIELD
Figure 4-39. Connections for External Ringing or Queue Warning
Indicator
Installing Queue Warning Indicator
Requirements
Figure 4-39 shows the connections for the queue warning indicator. An
ac indicator (lamp) such as a 21C49 is optional for use as a queue
warning indication in a Uniform Call Distribution (UCD)/Direct
Departmental Calling (DDC) queue. The lamp is connected to an
information outlet. The switch side of the cross-connect field is
connected to a TN742 or TN769 analog Line circuit pack located in a
port carrier. The TN742 or TN769 circuit packs each contain eight ports.
Installation
Install queue warning indicator as follows:
1.
2.
Determine port assignment for queue warning indicator from Hunt
Group Form:
EXAMPLE: Port Number
B
0 2 01
Carrier Slot Circuit
Install patch cord/jumper wires at cross-connect field.
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