Avaya 03-300686 User Manual
Installing and wiring telephones and trunks
90 Installing and Connecting the MDF and Telephones
4. Connect emergency transfer power (Blue-White and White-Blue)) as shown in
Installing off-premises station wiring
The local telephone company provides cabling outside the building for off-premises stations.
The off-premises stations can appear on any of the RJ21X network interfaces provided for the
central office (CO) trunks.
The off-premises stations can appear on any of the RJ21X network interfaces provided for the
central office (CO) trunks.
!
CAUTION:
CAUTION:
Only an FCC-approved (or equivalent) analog type telephone (such as a
2500-type), can be used as an off-premises station. The TN746B and TN2183
Analog Line circuit packs can be connected to off-premises stations.
2500-type), can be used as an off-premises station. The TN746B and TN2183
Analog Line circuit packs can be connected to off-premises stations.
To install the off-premises station wiring:
1. Install an A25D (male to male) cable between the RJ21X network interface and a sneak
fuse panel.
2. At the main distribution frame (MDF), connect jumper wires between one row/connecting
block in the green field and up to three rows/connecting blocks in the purple field to
concentrate the analog line pairs.
concentrate the analog line pairs.
Table 14: Alarm Inputs at TN2312BP Adapter DB9 Alarm Connector
Color
AUX Connector
Pair Name
*
*. For additional information on the auxiliary field on the Main Distribution Field, see
on page 103 and
White-Blue
Ground (Pin 2)
XR
Blue-White
XFER48 (Emergency Transfer) (Pin 1)
White-Orange
Ground (Pin 8)
1m
Orange-White
AP2 Minor Alarm Input (Pin 3)
White-Green
EXTALMB (Ground) Alarm Output (Pin 5)
AL
Green-White
EXTALMA Alarm Output (Pin 4)
White-Brown
Ground (Pin 7)
1M
Brown-White
AP1 Major Alarm Input (Pin 6)