Nortel Networks 4455 Network Card User Manual


 
Cable Diagrams Passport 4400 Hardware Installation Manual
A-13
Figure A-11. Cable NTAU22AA - Passport 4430, 4450, 4455 to DCE Equipment
37-Pin
V.36 Male
To Data Commmunication
Equipment (DCE)
50-Pin Male
Receive Data A 20 6
Receive Data B 45 24
External Transmit Data Clock A 8 17
External Transmit Data Clock B 33 35
Transmit Data A 6 4
Transmit Data B 31 22
Transmit Clock A 21 5
Transmit Clock B 46 23
Clear to Send A 9 9
Clear to Send B 34 27
Data Set Ready A 10 11
Data Set Ready B 35 29
Carrier Detect A 11 13
Carrier Detect B 36 31
Request to Send 12 7
Ground 48 25
Receive Data Clock A 22 8
Receive Data Clock B 47 26
Unassigned 13 16
Ground 49 34
Data Terminal Ready 37 12
Ground 50 30
Ground 18 37
Ground 43 19
1
Ground 26
14
Ground 39
This cable is intended for use in data transfer between the Passport 4430, 4450, 4455
system and V.36 DCE utilizing V.11 drivers for control signals (category I).
To Passport Data Terminal
Equipment (DTE)
Cable Type A
Cable Present Status