Filter
Top Products
DEFINITY Enterprise Communications Server Release 6
Installation and Test for Multi-Carrier Cabinets
555-230-112
Issue 5
May 1998
Install and Wire Telephones and Other Equipment
Page 5-30Off-Premises Station Wiring
5
Off-Premises Station Wiring
The cabling outside the building for off-premises stations is provided by the local
telephone company. The off-premises stations can appear on any of the RJ21X
network interfaces provided for the Central Office (CO) trunks.
!
CAUTION:
Only an FCC-approved (or equivalent) analog type telephone, for example,
a 2500-type, can be used as an off-premises station. The TN746B and
TN2183 Analog Line circuit packs can be used for off-premises stations.
1. Connect an A25D cable between the RJ21X network interface and a
sneak fuse panel. See ‘‘
Install Sneak Fuse Panels’’ in Chapter 2, ‘‘Install
Telecommunications Cabling’’.
2. At the MDF, connect jumper wires between 1 row/connecting block in the
green field and up to 3 rows/connecting blocks in the purple field to
concentrate the analog line pairs.
3. Connect an A25D cable between the sneak fuse panel and the 110-type
terminal block connector associated with the green row in Step 2.
4. Install a green label on the 110-type terminal block to identify the remote
location.
5. Administer per
DEFINITY Enterprise Communications Server Release 6
Administration and Feature Description
.
Off-Premises or Out-of-Building
Stations
Out-of-building campus stations are those telephones/voice terminals not
physically located in the same building as the equipment room but are located
on the same property.
Analog Off-Premises Stations
Figure 5-15 shows the connections for 1 to 8 off-premises analog telephones.
Only analog telephones connected to TN742, TN746B, TN2183, or TN769
Analog Line circuit packs can be installed out-of-building.
The maximum distance from the system cabinet to the out-of-building voice
terminal is 6000 feet (1828.8 meters) using 24 AWG (#5) (0.26 mm
2
)wire.