Textron Cessna Grand Caravan Ex 208B - Attitude Fail And;Or Red X over Heading Display on PFD

CESSNA SECTION 3
MODEL 208B 867 SHP ABNORMAL PROCEDURES
GARMIN G1000
U.S.
FAA APPROVED
AVIONICS/AUTOPILOT (Continued)
ATTITUDE FAIL AND/OR RED X OVER HEADING DISPLAY
ON PFD
IF BOTH SIDES
1. Attitude . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . MONITOR
(using standby attitude gyro)
NOTE
Turn off air conditioner to reference magnetic compass.
2. Heading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . MONITOR
(using magnetic compass)
3. Land as soon as practical.
NOTE
• The autopilot will disconnect and may not be reengaged.
• Reference the GPS track on MFD/PFD map to improve
situational awareness. GPS will continue to display
correct GPS based map, position, and track.
• Air conditioner will affect the magnetic compass.
IF ONE SIDE ONLY
1. Standby Attitude Gyro. . . . . . . . . . . . . . . . . . . . . . . . MONITOR
2. Affected PFD SENSOR Softkey . . . . . . . . . . . . . . . . . . . PRESS
3. Affected PFD AHRS1 or AHRS2 Softkey . . . . . . . . . . . SELECT
(opposite side AHRS)
4. PFD ADI Displays. . . . . . . . . . . . . . . . . . . . . . . . . . . CONFIRM
(amber BOTH ON AHRS1 or AHRS2 shown on both PFDs)
NOTE
The autopilot will disconnect and may not be reengaged.
208BPHCUS-00 3-77