Avaya S8700 Manual page 54

If you go through a T1 line and out through the public network to a remote PN, FCC rules require that
you install a Channel Service Unit (CSU). Go to
Connecting a Port Carrier to a Switch Node Carrier
When the TN1654 circuit pack is in a port carrier and the TN573B Switch Node Interface circuit pack is
in the Switch Node Carrier, connect the two circuit packs with a 70-inch (178 centimeter) Y Cable.
1
Connect an H600-348 Quad cable to the other side of the Y cable.
Connecting through a Channel Service Unit
FCC rules require that you install a Channel Service Unit (CSU) at both ends if you go through a T1 line
and out through the public network to a remote PN. You need 1 CSU for each T1 or E1 facility up to 4.
DS1 Converter Connections for T1 Service — Part 2
and DS1 Converter Connections for 120-ohm E1 Service — Part 2
for an E1 line.
1
Connect the H600-348 Quad Cable to the DTE jacks on each CSU.
2
Connect one end of the H600-383 cable to the network jack on the CSU and the other end to the
smart jack.
54
NOTE:
The Y cable used with the TN1654 circuit pack is different than the Y cable used with the
TN574 circuit pack. These cables are NOT interchangeable.
NOTE:
You may need an adapter cable to connect the H600-348 cable to the CSU (see
Descriptions on page 56).
Connecting through a Channel Service Unit
on page 55 shows a typical connection for a T1 line,
on page 56 shows a typical connection
Adding New Hardware--S8700
on page 54.
Adapter
November 2003