Characteristics Of The Low Speed Port - Nortel Enterprise 1000 Reference Manual

Table 60
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

Succession Communication Server for Enterprise 1000 Circuit Card Reference Guide
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.
NTAK02 SDI/DCH card
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
— —
— —
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RS232
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
— — —
Signal
DCE
SCT
—
—
DCD
CH/CI
DTR
CTS
RTS
SCT
—
—
—
TXD
RXD
—
—
SG
—