
Installing the Data Module, Hardware Key, and Remote Maintenance Line
Chapter 3
Installing the Data Module 3-7
Connecting the EIA-232-D Cable 3
The cable connections to the 7400B/7400B Plus data modules are shown in
the following figure.
Connect the EIA-232-D cable between the 7400B/7400B Plus and the PC as
follows:
1. Insert a male connector of the EIA-232-D cable into the connector
labeled “Port 1” on the rear panel of the 7400B/7400B Plus. Tighten both
connector retaining screws.
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