Nortel Meridian 1 Option 11C Manual page 53

Figure 6
NTBK50 Cabling
OPTION 11
Table 17
NTBK05DA pinouts
From:
50 pin MDF
connector
pin 23
pin 48
pin 50
pin 24
pin 49
pin 25
NTBK50
NTBK05DA pinouts
The pinouts for the NTBK05DA cable are as follows:
To:
9 pin connector
pin 6
pin 7
pin 9
pin 2
pin 3
pin 5
2.0 Mb PRI Implementation
NTBKO5AA
120Ω Twisted Pair
NTBKO5CA
75Ω Coax Pair
Colour
Black
White
Bare
Black
Red
Bare
Option 11C
Page 53 of 126
To 2.048
Mpbs Carrier
Cross Connect
553-7873.EPS
Signal
R0
T0
R0/T0 FGND
R1
T1
R1/T1 FGND
2.0 Mb DTI/PRI