Cessna T182 1982 Pilot Operating Handbook page 235

29
PILOT'S OPERATING HANDBOOK CESSNA 400 TRANSPONDER
SUPPLEMENT AND ALTITUDE ENCODER (BLIND)
SECTION 4
(
NORMAL PROCEDURES
BEFORE TAKEOFF:
1.
Function Selector Switch -- SBY.
TO TRANSMIT MODE A (AIRCRAFT IDENTIFICATION) CODES IN
FLIGHT:
1.
Reply-Code Selector Switches -- SELECT assigned code.
2. Function Selector Switch -- ON.
3. DIM Control -- ADJUST light brilliance of reply lamp.
NOTE
During normal operation with function selector switch in
ON position, reply lamp flashes indicating transponder
replies to interrogations.
4. ID or XPDR IDENT Button -- DEPRESS momentarily when
instructed by ground controller to "squawk IDENT" (reply lamp
will glow steadily, indicating IDENT operation).
TO TRANSMIT MODE C (ALTITUDE REPORTING) CODES IN FLIGHT:
1.
Reply-Code Selector Switches -- SELECT assigned code.
2. Function Selector Switch -- ALT.
NOTE
When directed by ground controller to "stop altitude
squawk", turn Function Selector Switch to ON for Mode A
operation only.
NOTE
Pressure altitude is transmitted by the transponder for
altitude squawk and conversion to indicated altitude is
done in A TC computers. Altitude squawked will only
agree with indicated altitude when the local altimeter
setting in use by the ground controller is set in the aircraft
altimeter.
3. DIM Control -- ADJUST light brilliance of reply lamp.
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