3A-2
CAS Advisories
3A-2-1
CAS Advisories
This section provides a description and any actions that can be taken for the Crew Alerting
system (CAS) cyan advisory messages.
*
These cyan advisory messages require maintenance action if they cannot be cleared
before flight, or dispatch the aircraft under the provisos of an approved and permissible
PC-12 aircraft MEL.
During flight, continue with remaining operational equipment and report on landing.
CAS Advisory Message
Meaning, Effects and Possible Actions
*
*
MWF A Fail
MWF B Fail
A failure has been detected in either Monitor Warning
Function A or B. No effect on flight.
An amber “MW” miscompare annunciation will be displayed
on the left of the CAS window, in the event of the MWF
determining a miscompare of MW lists in the two MWF
Channels. Pressing the MW bezel button allows toggle
between the MWF source. The displayed source is shown
below the CAS annunciation in larger white font. The pilot
should select the source determined to be correct.
*
*
AIOP A Module Fail
AIOP B Module Fail
Actuator I/O Processor module A or B has failed. The AFCS
monitoring function between modules is inoperative.
Effect on flight, loss of AFCS, FD and YD. Loss of
corresponding MWF Channel.
*
*
*
CSIO A Fail
CSIO B Fail
CSIO A+B Fail
Custom I/O module A or B or A and B failed.
A single A or B failure will have no effect on flight, an A and B
failure will result in some invalid data on PFD/MFD windows.
*
*
*
MAU A Overheat
MAU B Overheat
MAU A+B Overheat
An overheat condition has been detected for MAU CH A
and/or B. Auto-shutdown of the MAU is possible if
temperature continues to rise. When temperature returns to a
safe level, the MAU will reset automatically. Effect on flight,
loss of MAU CH A or B.
MAU Fan Fail
No flight crew action required. Corresponding MAU Overheat
advisory may occur.
*
*
*
GIO A Fail
GIO B Fail
GIO A+B Fail
Generic I/O module A or B or A and B failed. A single A or B
failure will have no effect on flight, an A and B failure will
result in some invalid data on PFD/MFD windows.
*
*
AGM 1 Fail
AGM 2 Fail
Advanced Graphics Module 1 or 2 failed. AGM 1 (MAU Ch.
A) drives the Pilot PFD and upper MFD. AGM 2 (MAU Ch. B)
drives the Copilot (when installed) and lower MFD. Refer to
Section 3,
for more information.
CMS 1 Fail
CMS 2 Fail
Configuration Management System has detected a failure in
the monitoring software of CMS 1 or 2. No effect on flight.
Section 3A - Abnormal Procedures (EASA Approved)
CAS Advisories
Pilot's Operating Handbook
Report No: 02406
Issue date: Mar 06, 2020
Page 3A-2-1
12-C-A15-48-0302-00A-014A-A
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