Nortel ISDN Signaling Link Description, Installation And Operation page 335

Appendix A: Cable description and NT8D81BA cable replacement
Table 57
NTMF94EA E - LAN, T - LAN and Serial Port cable connections
I/O Panel: P1
P1-21
P1-22
P1-25
P1-45
P1-46
P1-47
P1-9
P1-25
P1-43
P1-50
P1-23
P1-24
P1-48
P1-49
P1-18
P1-43
P1-19
P1-44
ITG Trunk 2.0 ISDN Signaling Link (ISL)
Signal Name P2, P3, P4
BSOUTB-
BDTRB-
SGND
BSINB-
BDCD-
BDSRB-
SHLD GRND
SHLD GRND
SHLD GRND
SHLD GRND
RXDB+
TXDB+
RXDB-
TXDB-
RX+
RX-
TX+
TX-
Description, Installation and Operation
Page 335 of 378
Color
P2-2 Red
P2-4 Green
P2-5 Brown
P2-3 Blue
P2-1 Orange
P2-6 Yellow
P3-3 Green / White
P3-1 White / Green
P3-6 Orange / White
P3-2 White / Orange
P4-3 Green / White
P4-6 White / Green
P4-1 Orange / White
P4-2 White / Orange