Tcas Self-Test Indications – ai

If the test passes, the AI shows the red RA up and down

advisory cues.

If the test fails, the AI does not show any RA advisories.

Tcas - self-test indications on tcas computer front panel Front Panel Self-Test

Push and hold the test switch on the front panel for one second. This starts a self-test. During the test, the front panel shows these indications:

• All LEDs come on for one second to do a test of the LEDs

• All LEDs go off for one second

• Applicable LED comes on to show the status of the TCAS or the TCAS interfaces.

The red fail LED shows that the TCAS computer has a failure.

31