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Cable Diagram Pin Assignments Passport 4400 Hardware Installation Manual
A-13
Figure A-10. Cable Model No. NTAU22AA - 4400 to DCE
NC NC
Receive Data A 20 6
Receive Data B 45 24
Receive Clock A 22
Receive Clock B 47
External Transmit Data Clock A 8 17
External Transmit Data Clock B 33 35
Transmit Data Clock A 6 4
Transmit Data Clock B 31 22
Data Clock A 21 5
Data 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 30
Data Terminal Ready 37 12
Ground 50 34
DTE COM 18 37
Ground 43 19
DCE COM 19 20
External Select A 1
Ground 26
Cable In 14
Ground 39
37-Pin
V.36 Male
To Data Commmunication
Equipment (DCE)
MD50
Male
Type 1 Cables: Receivers shall have both input terminals connected to individual terminals
at the load interchange point, independent of all other receivers.
To 4400
Data Terminal
Equipment (DTE)