CESSNA
SECTION 7
MODEL 172S NAV III
AIRPLANE AND SYSTEMS DESCRIPTION
STANDARD AVIONICS
(Continued)
GDL 69A XM WEATHER AND RADIO DATA LINK
The GDL 69A XM Weather and Radio Data Link provides weather
information and digital audio entertainment in the cockpit. The unit
is mounted in the tailcone, behind the baggage curtain. This unit
communicates with the MFD on the High-Speed Data Bus. XM
Weather and XM Radio operate in the S-band frequency range to
provide continuous uplink capabilities at any altitude throughout
North America. A subscription to the XM Satellite Radio service is
required for the GDL 69A to be used.
BENDIX/KING KAP 140 2 AXIS AUTOPILOT
Refer to Section 9, Supplement 3, for operating information.
WARNING
WHEN THE KAP 140 AUTOPILOT IS ENGAGED IN
NAV, APR OR REV OPERATING MODES, IF THE
HSI NAVIGATION SOURCE IS CHANGED FROM
GPS TO NAV1 AUTOMATICALLY OR MANUALLY
(USING THE CDI SOFTKEY) OR MANUALLY
FROM NAV2 TO GPS, THE CHANGE WILL
INTERRUPT THE NAVIGATION SIGNAL TO THE
AUTOPILOT AND WILL CAUSE THE AUTOPILOT
TO REVERT TO ROLL MODE OPERATION. NO
WARNING CHIME OR PFD ANNUNCIATION IS
PROVIDED. THE PREVIOUSLY SELECTED MODE
SYMBOL SHOWN ON THE AUTOPILOT DISPLAY
WILL BE FLASHING TO SHOW THE REVERSION
TO ROLL MODE OPERATION. IN ROLL MODE,
THE AUTOPILOT WILL ONLY KEEP THE WINGS
LEVEL AND WILL NOT CORRECT THE AIRPLANE
HEADING OR COURSE. SET THE HDG BUG TO
THE CORRECT HEADING AND SELECT THE
CORRECT NAVIGATION SOURCE ON THE HSI
USING THE CDI SOFTKEY BEFORE ENGAGING
THE AUTOPILOT IN ANY OTHER OPERATING
MODE.
I
172SPHAUS-03
U.S. 7-65