Cirrus DESIGN SR22 Pilot Operating Handbook page 451

Cirrus Design
SR22 / SR22T
Section 3A - Abnormal Procedures
Autopilot Display Flashing Caution Annunciations
If any of the following failure annunciations occur at low altitude or
during an actual instrument approach, disengage the autopilot,
execute a go-around or missed approach as appropriate. Inform ATC
of problem. Do not try to troubleshoot until a safe altitude and
maneuvering area are reached or a safe landing is completed.
Flashing RDY for 5 seconds with audible tone.
Autopilot disconnect. All annunciations except RDY are cleared.
1. Continue flight without autopilot.
Flashing RDY with audible tone then goes out.
Turn coordinator gyro speed low. Autopilot disengages and cannot be
re-engaged.
1. Check power to turn coordinator.
Flashing NAV, REV, or APR
Off navigation course by 50% needle deviation or more.
1. Use HDG mode until problem is identified. Crosscheck raw NAV
data, compass heading, and radio operation.
P/N 13772-141
Revision 01: 01-06-10
RDY
RDY
Continued on following page.
NAV
or
REV
or
APR
Continued on following page.
Section 9
Supplements
5 of 20