A-15 – Nortel Networks Passport 4400 User Manual
Page 131
Cable Diagram Pin Assignments
Passport 4400 Hardware Installation Manual
A-15
Figure A-12. Cable Model No. NTAU24AA - 4400 to DCE
NC
NC
37-Pin
V.36 Male
To 4400
To Data Communication
Equipment (DCE)
MD50 Male
Type 2 cables: Receivers shall have one terminal connection for each input terminal at the
load interchange point.
Receive Data B (TD A)
20
6
Receive Data B (TD 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
22
External Clock A
21
5
External Receive Data Clock B
32
23
Clear to Send A
9
9
Cleart to Send B
34
20
Data Set Ready A
10
11
Data Set Ready B
35
20
Carrier Detect A
11
13
Carrier Detect B
36
20
Request to Send
12
7
Ground
48
25
Receive Clock A
22
8
Receive Clock B
47
26
Unassigned
13
16
Ground
49
30
Gournd
50
34
Data Terminal Ready
37
12
DTE COM
18
37
Ground
43
19
DCE COM
19
34
Interface Tape Indication A
1
Ground
26
Cable Present Status
14
Ground
39