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298 Nonstandard cables
From To
Signal
P1-11 P2-11 RRING (receive ring) from telephone
company
P1-12 P2-12
P1-13 P2-13
P1-14 P2-14
P1-15 P2-15
QCAD129
This cable is used to connect the RS-232-C interface between an echo
canceller and the PRI pack.
•
Standard length - 2.1 m (7 ft.)
•
Construction - 22 AWG (0.644 mm), stranded
•
P1 Connector - 15-pin, male, subminiature D, with jackscrews
•
P2 connector - 25-pin, male, subminiature D, with jackscrews
Table 110
QCAD129 wire list
PRI Signal From To
Echo
Canceller
Signal
DCD P1-1 P2-20 DTR
RXD P1-2 P2-2 TXD
DTR P1-4 P2-8 DCD
TXD P1-5 P2-3 RXD
GND P1-10 P2-7 GND
RTS P1-12 P2-4
CTS P1-9 P2-5
TPENB
(Test Port
Enable Bar)
P1-15
nc
QCAD133
For cabinets with an I/O filter assembly, this cable transports the T1 signal
from the I/O filter to the Network Channel Terminating Equipment (NCTE)
telephone company interface. See Table Table 111 "QCAD133 wire list"
(page 299).
Nortel Communication Server 1000
ISDN Primary Rate Interface Installation and Commissioning
NN43001-301 02.03 Standard
Release 5.5 7 December 2007
Copyright © 2003-2007, Nortel Networks
.