BendixKing CAS 66A - Manual (Page 34)

The ID push button in the center of the Code Selector
knob initiates the IDENT feature for ATC. The IDENT
function is used at the request of an Air Traffic
Controller, and holds the Ident reply for 18 ± 1 sec-
onds.
PS 550 FUNCTION SELECTOR, TCAS RANGE SELECT & TCAS
ALTITUDE LIMITS SELECT
The dual concentric knobs on the left side of
the unit are used to select the
TCAS/Transponder mode, the TCAS range
and the TCAS altitude limits. The outer con-
centric knob selects the Mode S and TCAS
mode of operation. The mode is annunciat-
ed in the display window.
STBY places the Mode S Transponder and TCAS in standby. SBY
is annunciated in the display window. Use standby during ground
operations.
ALT OFF activates the selected transponder without altitude report-
ing. TCAS is in standby. ON is annunciated in the display window.
XPDR Activates Mode S transponder with altitude reporting, TCAS
system in standby.
TA (TA Traffic Advisory) mode. TA activates the Mode S transpon-
der, altitude reporting and TCAS "TA ONLY" mode. Traffic will be pre-
sented on the traffic (TA) display. "TA" mode is annunciated in the
control unit display window and "TA ONLY" will be annunciated on the
TCAS traffic display(s).
The inner knob selects the traffic display range in nm (nautical miles).
This knob can select 3, 5, 10, 15, 20 or 40 nm range on the TCAS
traffic display. The range is displayed in the display window during
range selection.
Note: The Range knob is continuous rotary and does not roll over or stop.
Controls and Displays
30 Effective Date 6/04 006-08746-0000 Rev 6
TCAS I Pilots Guide 2/8/06 3:52 PM Page 30