3A-14 P/N 21399-004
Section 3A Cirrus Design
Abnormal Procedures SR20
Integrated Avionics System
Avionics Switch Off
AVIONICS OFF Caution
1. AVIONICS Switch............................................ON, AS REQUIRED
Amplification
The AVIONICS master switch is off.
PFD Cooling Fan Failure
PFD FAN FAIL Advisory
1. AVIONICS FAN 2 Circuit Breaker .......................................CYCLE
If annunciation does not extinguish:
a. Hot cabin temperatures ......LAND AS SOON AS PRACTICAL
b. Cool cabin temperatures .................... CONTINUE, MONITOR
Amplification
The cooling fan for the PFD is inoperative.
MFD Cooling Fan Failure
MFD FAN FAIL Advisory
1. AVIONICS FAN 1 Circuit Breaker .......................................CYCLE
If annunciation does not extinguish:
a. High cabin temperatures .... LAND AS SOON AS PRACTICAL
b. Low cabin temperatures ..................... CONTINUE, MONITOR
Amplification
The cooling fan for the MFD is inoperative.
AVIONICS OFF
PFD 1 FAN FAIL
MFD FAN FAIL
Revision A1
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