12
DSU 5600 User Manual
61200.078L1-1
Chapter 2. Installation
DTE CONNECTIONS
The Data Terminal Equipment is attached to the connector
labeled
PRIMARY EIA-232
at the rear of the DSU 5600. The pin
assignments for all pins used on this connector are shown in
Table 2-C.
Table 2-C
Pin Assignments for Primary EIA-232 Connector
Pin
Number
Function
Signal Direction
1
AA
Protective Ground (PG)
2
BA
Send Data (SD)
3
BB
Receive Data (RD)
4
CA
Request to Send (RS)
5
CB
Clear to Send (CS)
6
C C
Data Set Ready (SR)
7
AB
Signal Ground (SG)
8
CF
Receive Line Signal Detector (CD)
9
-
Not Used
10
-
Not Used
11-14
-
Not Used
15
DB
Transmit Clock (SCT)
16
-
Not Used
17
DD
Receive Clock (SCR)
19-24
-
Not Used
A shielded EIA-232 cable is required to prevent possible radio fre-
quency interference emissions.
