Nortel Circuit Card Installation Manual page 707

Table 228
NTAK02 connections at the cross-connect terminal – Port 3
Cable
Pair Color
17T Y-O SCTEA
17R O-Y
18T Y-G SCTEB
18R G-Y
19T Y-BR
19R BR-Y
20T Y-S
20R S-Y
21T V-BL
21R BL-V
22T V-O
22R O-V
23T V-G
23R G-V
24T V-BR
24R BR-V
25T V-S
25R S-V
RS422
Signal
DTE DCE
SCTA
— —
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
NTAK02 SDI/DCH card
Designations Designations
I=Input
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 —
— — —
— — —
Circuit Card
RS232
I=Input
O=Output
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
—
Description and Installation
Page 707 of 906
Signal
DCE
SCT
— —
—
DCD
CH/CI
DTR
CTS
RTS
SCT
—
— —
— —
TXD
RXD
— —
— —
SG
— —