856 NTAK02SDI/DCH card
RS232
Cable Signal Designations
I=Input O=Output
Pair Color DTE DCE DTE DCE
2T
2R W-O
O-W DSR
DCD CH/CI
DTR I
IO
O
3T
3R W-G
G-W RTS
CTS CTS
RTS O
II
O
4T
4R W-BR
BR-W RX
TX TX
RX I
OO
I
5T
5R W-S
S-W
SG
SG
Table347
NTAK02connections at the cross-connect terminal - Port 1
RS422 RS232
Cabl
eSignal Designations I=I
nput O=Output
Designations
I=Input O=O
utput 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
OI
I
CH/CI
DTR
DCD
7T
7R R-O
O-R DSR
DCD CH/CI
DTR I
IO
OI
IO
ODSR
DCD CH/CI
DTR
8T
8R R-G
G-R RTS
CTS CTS
RTS O
II
OO
II
ORTS
CTS CTS
RTS
9T
9R R-BR
BR-R SCRA
SCTA SCTEA
RXCA I
IO
OI
IO
OSCR
SCT SCT
10T
10R R-S
S-R SCRB
SCTB SCTEB
RXCB I
IO
O
11T
11R BK-BL
BL-BK RXDA
TXDA TXDA
RXDA I
OO
II
OO
IRXD
TXD TXD
RXD
12T
12R BK-O
O-BK RXDB
TXDB TXDB
RXDB I
OO
I
25T
25R V-S
S-V SG
SG
SG
SG
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311 01.04 Standard
Release 5.0 23 May 2008
Copyright© 2003-2008, Nor tel Networks
.