Table 8 T1 Csu/Dsu Cable Pinouts - Nortel Contivity 4600 Installing

Table 8 shows the
T1 CSU/DSU

Table 8 T1 CSU/DSU cable pinouts

Standard-wired
end Signal name
28-pin male
1 RXDA->TXDA
2 RXDB>TXDA
3 not used
4 TXDB<-RXDB
6 TXDA<-RXDA
7 not used
8 not used
9 not used
The cable will operate properly if pins 3, 6, 7, and 8 are not connected.
Warning: Do not use Ethernet cable. The T1 CSU/DSU will appear to
work, but will not work to specifications. Data may be corrupted.
Chapter 2 Cabling the Switch 35
cable pinouts.
Pair # &
conductor
wht/org pair 2A
orange pair 2B
wht/grn pair 3A
blue pair 2B
wht/blu pair 1A
green pair 3B
wht/brn pair 4A
brown pair 4B
Special-wired
end Notes
8-pin male
5
4
3
2
1
6
7
8
Installing the Contivity 4600