Multi Service Edge Device HL950
Administrator’s Guide
Page 133 (159)
EN/LZT 108 5995 R3
June
2003
7.5.2 V.36
One 37-pin (Sub-D female) DB37 connector is used for the V.36 interface.
Figure 50
DB37 Connector
Pin
Dir
Signal
Comment
1
Shield
2
Not
connected
3
Not
connected
4
In
SD-
Send Data (A)
5
Out
ST-
Send Timing (A)
6
Out
RD-
Receive Data (A)
7
In
RS-
Request To Send (A)
8 Out RT-
Receive
Timing
9
Out
CS-
Clear To Send (A)
10 In
LL
Local
Loopback
11
Out
DM-
Data Mode (A)
12 In
TR-
Terminal
Ready
(A)
13 Out
RR-
Receiver
Ready
(A)
14
Not
connected
15
Not
connected
16
Not
connected
17
In
TT-
Terminal Timing (A)
18
Not
connected
19
SG
Signal
Ground
20
RC
Receive
Common
21
Not
connected
22
In
SD+
Send Data (B)
23
Out
ST+
Send Timing (B)
24
Out
RD+
Receive Data (B)
25
In
RS+
Request To Send (B)
26
Out
RT+
Receive Timing (B)
27
Out
CS+
Clear To Send (B)
28
Not
connected
29
Out
DM+
Data Mode (B)
30 In
TR+
Terminal
Ready
(B)
31 Out
RR+
Receiver
Ready
(B)
32
Not
connected
33
Not
connected
34
Not
connected
35
In
TT+
Terminal Timing (B)
36
Not
connected
37
Not
connected
Table 10
– Pin and Signals for the DB37 (V.36) Connector