Table 445, Table, Table 446 "connector j1 and j2 pin – Nortel Networks Circuit Card 311 User Manual
Page 1096
1096
QPC513 Enhanced Serial Data Interface card
Table 445
Connector J1 and J2 pin assignments - RS-232-C interface
Signal source
Pin number
Signal functions
To DCE
From DCE
EIA
circuit
Ground and
common return
1
Shielded
n/a
n/a
7
Signal ground (SG)
n/a
n/a
AB
Data
2
Transmitted data (TX)
3
—
BA
3
Received data (RX)
—
3
BB
Control
4
Request to send (RTS)
3
—
CA
5
Clear to send (CTS)
—
3
CB
6
Data set ready (DSR)
—
3
CC
8
Carrier detect (CD)
—
3
CF
20
Data terminal ready (DTR)
3
—
CD
Timing
15
Transmitter signal element
timing (DCE)
—
3
DB
17
Receiver signal element timing (DCE)
—
3
DD
24
Transmitter signal element
timing (DTE)
3
—
DA
Note: Pins not used are 9 to 14, 16, 18, 19, 21, 22, 25.
Table 446
Connector J1 and J2 pin assignments - high-speed interface
Signal source
Pin number
Signal functions
To DCE
From
DCE
EIA
circuit
(lead)
Ground and
common return
1
7
Shield
Signal ground (SG)
n/a
n/a
n/a
n/a
AB
Note: Pins not used are 9, 10, 11, 18, 19, 21, 22, 25.
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311
01.04
Standard
Release 5.0
23 May 2008
Copyright © 2003-2008, Nortel Networks
.