2. J. (3) (i) Voice Advisories - Voice advisory is provided through the
aircraft audio system and consists of advisories and commands
as needed:
●
●
●
●
●
●
●
TCAS TEST is announced at the beginning of test.
TCAS PASS indicates a successful test completion.
TCAS FAIL indicates an unsuccessful test.
TRAFFIC, TRAFFIC, TRAFFIC indicates a target has
transitioned to traffic advisory threat level.
CLIMB, CLIMB, CLIMB or DESCEND, DESCEND, DESCEND is a
resolution advisory alert that accompanies PFD vertical
guidance.
INCREASE CLIMB or INCREASE DESCENT are alerts to further
action needed to resolve conflict. These accompany revised
PFD vertical guidance.
CLEAR OF CONFLICT is announced at the resolution of threat.
Other advisories are provided for and a complete list can be
found in
the TCAS Pilot Manual.
(4)
TCAS Test (Figure 253.4 and 253.5)
TCAS test is initiated from the test button of the ACTIVE mode S
controller and lasts approximately 8 seconds.
TCAS test consists of
the following:
(a) The TCAS system page will appear if not already selected
(Figure 253.4).
(b) TCAS TEST will be announced over voice advisory.
(c) TCAS FAIL will be displayed on CAS (Figure 253.4), and TEST
will be displayed on PFD as TCAS mode (Figure 253.4).
(d) Four targets will be generated by the TCAS
computer and
displayed on any active TCAS display (Figure 253.4).
● RA at 2 NM and level at +200 feet.
● TA at 2 NM and climbing at -300 feet.
. PT at 3.6 NM and descending at -1100 feet.
● OT at 3.6 NM and level at +2000 feet.
22-14-00
Page 298.36.4
Apr 15/93
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