Cessna 172P - Page 326

18
CESSNA
3OO TRANSPONDER,
AND ENCODING
ALTTMETER
PII,OT'S
OPEF,ATING
HANDBOOK
SUPPLEMENT
sEciloN
3
EMERGENCY
PROCEDURES
TO TR,ANSMIT
AN
EMERGENCY
SIGNAL:
1. Funotion
Switch
--
ON.
2. Reply-Code
Selector Knobs
--
SELECT
7700 operating
code.
TO
TRANSMIT
A
SIGNAL
N,EPN,ESENTING LOSS
OF ALL
OOMMUNICATTONS
(WHEN
rN A'
CONTROLLED ENVIRONMENT):
1. Function
Switch
--
ON.
2. Reply-Code
Selector Knobs
--
SELECT
7700 operating
code for 1
minute; then
SELECT 7600
operating code
for 15 minutes
and then
REPEAT
thÍs
procodure
at same
intervals for remainder
of
flight.
sEcTloN
4
NORMAL PROCEDURES
BEFOF,E TAKEOFF:
t. Function
Switch
--
SBY
TO TRANSMIT MODE A
(AIRCnAFT
TDENTTFTCATION) CODES rN
FLIGHT:
1. tleply-Code
Selector
Knobs --
SELECT a,ssigned
code.
2.
Function
Switch
--
ON.
3.
DIM
Control
--
ADJUST light
brilliance of reply lamp.
NOTE
During normal
operation
with function
switch in
ON
position,
reply
lamp flashes
indicating transponder
re-
plies
to interrogations.
4
30
May
1980