Nortel Passport 4430, Hardware Installation, Page: 126 / 176

Cable Diagrams Passport 4400 Hardware Installation Manual
A-14
Figure A-12. Cable NTAU25AA - Passport 4430, 4450, 4455 to DTE Equipment
37-Pin
V.36 Female
To Data Terminal
Equipment (DTE)
50-Pin Male
Receive Data A 20 4
Receive Data B 45 22
Receive Clock A 22 17
Receive Clock B 47 35
External Transmit Data Clock A 8 8
External Transmit Data Clock B 33 26
Transmit Data A 6 6
Transmit Data B 31 24
External Receive Data Clock A 7 5
External Receive Data Clock B 32 23
Clear to Send A 9 7
Clear to Send B 34 37
Data Set Ready A 10 12
Data Set Ready B 35 37
Carrier Detect A 11 16
Carrier Detect B 36 37
Request to Send 12 9
Ground 48 27
Unassigned 13 13
Ground 49 29
Data Terminal Ready 37 11
Ground 50 31
Ground 18 20
Ground 43 19
1
Ground 26
This cable is intended for use in data transfer between the Passport 4430, 4450, 4455
system and V.36 DTE utilizing V.10 drivers for control signals (category II).
To Passport
14
Ground 39
Cable Present Status
Cable Type A