Characteristics Of The Low Speed Port - Meridian Nortel 1 Option 11C Technical Reference Manual

Table 80
NTAK02 connections at the cross-connect terminal — Port 1
Cable
Pair Color
5T W-S
5R S-W
6T R-BL
6R BL-R
7T R-O
7R O-R
8T R-G
8R G-R
9T R-BR
9R BR-R
10T R-S
10R S-R
11T BK-BL
11R BL-BK
12T BK-O
12R O-BK
25T V-S
25R S-V

Characteristics of the low speed port

RS422
Signal
DTE DCE
SCTEA SCTA
- -
SCTEB SCTB
DTR DCD
DSR CH/CI
DCD DTR
RTS CTS
CTS RTS
SCRA SCTEA
SCTA RXCA
SCRB SCTEB
SCTB RXCB
RXDA TXDA
TXDA RXDA
RXDB TXDB
TXDB RXDB
SG SG
- -
Ports 0 and 2 are asynchronous, low speed ports. They transfer data to and
from the line one bit at a time.
RS232
Designations Designations
I=input I=input
O=output O=output
DTE DCE DTE
O I
- -
O I
O I
I O
I O
O I
I O
I O
I O
I O
I O
I O
O I
I O
O I
- -
- -
Option 11C and 11C Mini
SDI ports Page 237 of 544
Signal
DCE DTE
O I SCT
- - -
- - CH/CI
- - DTR
I O DSR
I O DCD
O I RTS
I O CTS
I O SCR
I O SCT
- - -
- - -
I O RXD
O I TXD
- - -
- - -
- - SG
- - -
Technical Reference Guide
DCE
SCT
-
-
DCD
CH/CI
DTR
CTS
RTS
SCT
-
-
-
TXD
RXD
-
-
SG
-