BendixKing CAS 67A TCAS II - Manual (Page 36)

006-08499-0000 Rev 5 Effective Date 4/99 34
FUNCTION SELECTOR CTA 81A/C/D CONTROL UNIT ONLY
(SELECTS OPERATING MODE)
Moving the spring loaded knob to TEST position for one second initi-
ates a comprehensive self test lasting approximately eight seconds.
Refer to the Test section in the Appendix for a detailed description of
test functions.
STBY places Mode S transponder and TCAS system in standby.
Use this position during ground operations.
ALT OFF activates Mode S transponder without altitude reporting,
TCAS system in standby.
ALT ON activates Mode S transponder with altitude reporting, TCAS
system in standby.
TA (Traffic Advisory) mode. Presents traffic location on TA display
but does not issue RAs (Resolution Advisories). A “TA ONLY” mode
annunciation appears on the displays. The Mode S transponder and
altitude reporting are active.
TA/RA (Traffic Advisory and Resolution Advisory) mode. Presents
traffic location on displays and issues audio and visual RAs
(Resolution Advisories) for traffic determined to be a threat. The
Mode S transponder and altitude reporting are active.
Controls and Displays
STBY
ALT OFF ALT ON
TA
TA/RA TEST