Cessna Hawk XP R172K Pilot Operating Handbook page 105

CESSNA 400 TRANSPONDER
AND ENCODING ALTIMETER
PILOT'S OPERATING HANI>I\114
II
SUPPLj-: lVII'
J
I I
SECTION 2
LIMITATIONS
There is no change to the airplane limitations when this avionic
equipment is installed.
SECTION 3
EMERGENCY PROCEDURES
TO TRANSMIT AN EMERGENCY SIGNAL:
(1) Function Switch -- ON.
(2) Reply-Code Selector Switches -- SELECT 7700 operating code.
(3)
ID Switch -- DEPRESS then RELEASE to effect immediate idenl
i
Iication of aircraft on ground controller's display.
TO TRANSMIT A SIGNAL REPRESENTING LOSS OF ALL
COMMUNICATIONS (WHEN IN A CONTROLLED ENVIRONMENT):
(1) Function Switch -- ON.
(2) Reply-Code Selector Switches -- SELECT 7700 operating code
for 1 minute; then SELECT 7600 operating code for 15 minutes and
then REPEAT this procedure at same intervals for remainder of
flight.
(3) ID Switch -- DEPRESS then RELEASE at intervals to effect
immediate identification of aircraft on ground controller's display.
SECTION 4
NORMAL PROCEDURES
BEFORE TAKEOFF:
(1) Function Switch -- SBY.
TO TRANSMIT MODE A (AIRCRAFT IDENTIFICATION) CODES IN
FLIGHT:
(1)
Off Indicator Warning Flag -- VERIFY that flag is out of view on
encoding altimeter.
4
t"I.I''I''S OPERATING HANDBOOK
., 11'1'1,1-:
MENT
CESSNA 400 TRANSPONDER
AND ENCODING ALTIMETER
en
Reply-Code Selector Switches -- SELECT assigned code.
(:1)
Function Switch -- ON.
(·1)
DIM Control -- ADJUST light brilliance of reply lamp.
NOTE
During normal operation with function switch in ON posi-
tion, REPLY lamp flashes indicating transponder replies
to interrogations.
(5)
ID Button -- DEPRESS momentarily when instructed by ground
controller to "squawk IDENT" (REPLY lamp will glow steadily, indi-
cating IDENT operation).
1'1'
TRANSMIT MODE C (ALTITUDE REPORTING) CODES IN FLIGHT:
(1)
Off Indicator Warning Flag -- VERIFY that flag is out of view on
encoding altimeter.
(2) Altitude Encoder Altimeter Setting Knob - SET IN assigned
local altimeter setting.
(3)
Reply-Code Selector Switches -- SELECT assigned code.
(4)
Function Switch -- ALT.
NOTE
When directed by ground controller to "stop altitude
squawk", turn Function Switch to ON for Mode A
operation only.
NOTE
Pressure altitude is transmitted by the transponder
for altitude squawk and conversion to indicatedalti-
tude is done in ATC computers. Altitude squawked
will only agree with indicated altitude when the local
altimeter setting in use by the ground controller is
set in the encoding altimeter.
(5) DIM Control -- ADJUST light brilliance of reply lamp.
TO SELF-TEST TRANSPONDER OPERATION:
(1) Function Switch -- SBY and wait 30 seconds for equipment to
warm-up.
5
I