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Performing self-diagnosis – Yaskawa MP920 Communications Module User Manual

Page 156

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7 218IF Module

7.3.3 Module Startup

7-10

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Performing Self-Diagnosis

When first using the 218IFA Module, use the following procedure to perform self-diagnosis.
Start operation after checking that the 218IFA Module is operating normally.

* LED indicator check

During normal operation, the indicators on the front panel of the 218IFA
Module light as shown below. Visually check that these indicators light
correctly.

Start of self-diagnosis

Controller power ON

Perform 218IFA self-diagnosis

Check the LED indicators

*

Set the DIP switch on the front
panel of the 218IFA

Set DIP switch on the front panel as follows:
TEST: ON
Others: All OFF

Set all the pins of DIP switch SW1 on the front panel
to OFF to return to normal operation mode.

Turn ON the power for the Controller.

End of self-diagnosis

This will be repeated until the
Controller is reset.

RUN ON

TX and RX both ON together

TX and RX both OFF together

RUN OFF

ERR ON

RUN OFF