Nortel Networks NN43001-301 From Signal, QCAD129 wire list Echo, PRI Signal From, Gnd, Tpenb

298Nonstandard 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

			Echo
			Canceller
PRI Signal	From	To	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	P1-15	nc
(Test Port
Enable Bar)

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

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