User manual

Piper PA-31T Cheyenne X
Aerosoft GmbH 2007
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82 83
VFR Button
Momentarily pressing the VFR button will enter a pre-programmed
VFR code, typically 1200, in the code window. Pressing and holding
the VFR button for two seconds will cause the last active code to be
displayed. Depending on your home country, it may be desired to
set the default VFR code to a code other than 1200. To change the
default VFR code, edit the PA31.CFG file in the <FSX>\Digital Aviation\
PA31 Cheyenne\ folder using a standard text file editor.
Reply Indicator
The reply indicator blinks to indicate that the KT 76C is functioning
properly and replying to interrogations.
Squawk Ident
When you are asked to “ident” by ATC, press the IDT button. The
reply indicator will illuminate continuously for 18 seconds during the
ident interval.
Important Codes
7700 - Emergency
7600 - Communication Failure
7500 - Hijacking
0000 - Military - DO NOT USE!
See the Aeronautical Information Manual (AIM) for detailed explanation
of these codes and their use.
Interaction with online flying pilot client software
The KT 76C transponders in the Piper Cheyenne are equipped with
special functions for online flying pilot client software adhering to the
Squawkbox 3 standard. When the function selector knob is on the OFF
or STBY position, the pilot client software will transmit squawk mode
STANDBY. In ON and ALT positions, the transponder will transmit
squawk mode C. The IDT button transmits the IDENT signal.