Nortel Networks Circuit Card - Manual (Page 705)

NTAK02 SDI/DCH card Page 705 of 906
Circuit Card Description and Installation
Table 226
NTAK02 connections at the cross-connect terminal – Port 1
RS422 RS232
Cable Signal
Designations
I=Input
O=Output
Designations
I=Input
O=Output Signal
Pair Color DTE DCE DTE DCE DTE DCE DTE DCE
5T
5R
W-S
S-W SCTEA
—
SCTA
—
O
—
I
—
O
—
I
—
SCT
—
SCT
—
6T
6R
R-BL
BL-R SCTEB
DTR
SCTB
DCD
O
O I
I —
— —
— CH/CI
DTR
—
DCD
7T
7R
R-O
O-R DSR
DCD
CH/CI
DTR
I
I O
O I
I O
O DSR
DCD
CH/CI
DTR
8T
8R
R-G
G-R RTS
CTS CTS
RTS O
I
I
O
O
I
I
O
RTS
CTS CTS
RTS
9T
9R
R-BR
BR-R SCRA
SCTA
SCTEA
RXCA
I
I O
O I
I O
O SCR
SCT
SCT
—
10T
10R
R-S
S-R SCRB
SCTB
SCTEB
RXCB
I
I O
O —
— —
— —
— —
—
11T
11R
BK-BL
BL-BK RXDA
TXDA
TXDA
RXDA
I
O
O
I
I
O
O
I
RXD
TXD
TXD
RXD
12T
12R
BK-O
O-BK RXDB
TXDB
TXDB
RXDB
I
O
O
I
—
— —
— —
— —
—
25T
25R
V-S
S-V
SG
—
SG
—
—
— —
— —
— —
— SG
—
SG
—