IBM 5155 Manual To Operations page 351

2
The possible interfaces for the Asynchronous
Communications Adapter are the current-loop
and RS232-C. Arrange the pluggable module
for the interface that suits your application, as
shown in the figure below.
Note: The pluggable module may have a
dust cover. Simply lift the cover to remove.
Retainer Screw Slot
Top
Front
Option Retaining
Bracket
Pluggable
25·Pin
Module
, ______ Connector
0
0
•
0
D 0 0
D 0 0
D 0 0
D 0 0
P
0 0
D 0 D 0
0
(
•
Module Position for
Module Position for
Current·Loop
RS232-C Interface
Interface
January
1984 Asynchronous 3