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Engagement Limits if not already engaged) and commands roll to zero
bank angle and pitch to zero vertical speed. The LVL button will not
engage, or will disengage, if the Stall Warning System is activated.
FD - Flight Director Button.
The FD button toggles the Flight Director activation. It turns on the
Flight Director in the default pitch and roll modes if no modes were
previously selected. Pressing the FD button with command bars in
view, will deactivate the Flight Director and remove the command bars
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Section 9 Cirrus Design
Supplements SR22
unless the autopilot is engaged. If the autopilot is engaged, the FD
button is deactivated.
YD - Yaw Damper Button (Optional)
The YD button engages/disengages the yaw damper.
• Note •
The yaw damper is automatically engaged when the autopilot
is engaged with the AP button.
UP/DN - Pitch Wheel
The Pitch UP/DN Wheel on the controller is used to change the flight
director pitch mode reference value. Each click of the wheel results in
a step increase or decrease in the flight director pitch mode by the
amount shown in the table below. The Pitch Wheel controls the
reference for Pitch Hold (PIT), Vertical speed (VS), and Indicated
Airspeed (IAS) FD modes. The reference value is displayed next to the
active mode annunciation on the PFD. Go-Around and Glidescope
modes are not controlled by the nose Pitch Wheel, however, use of the
Pitch Wheel during Go-Around mode will cause reversion to Pitch Hold
mode. The Pitch Wheel controls altitude reference when in altitude
hold mode.
IAS - Indicated Airspeed Hold Button
The IAS button selects/deselects the Indicated Airspeed Hold mode.
ALT - Altitude Button
The ALT hold button selects/deselects the Altitude Hold mode.
VS - Vertical Speed Button
The VS button selects/deselects the Vertical Speed mode.
VNV - VNAV Button
The VNV button selects/deselects the Vertical Navigation mode.
Flight Director Mode Step Value
Default Pitch Hold (PIT) 0.50 Degree
Vertical speed (VS) 100 Feet per Minute
Indicated Airspeed (IAS) 1 Knot
Altitude Hold (ALT) 10 Feet
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Cirrus Design Section 9
SR22 Supplements
Flight Management System Keyboard
The Flight Management System Keyboard, found in the center console
below the AFCS mode controller, is the primary means for data entry
for the MFD and is used to control NAV/COM Radios, transponder,
and flight management system entry. Heading, course and altitude
select are also provided.
28 VDC for Flight Management System Keyboard operation is
supplied through the 5-amp KEYPADS / AP CTRL circuit breaker on
MAIN BUS 1.
AFCS related functions are as follows:
HDG - Heading Knob.
The HDG knob controls the selected heading bug on the HSI portion
of the PFD. It provides the reference for heading select mode. Pushing
the HDG knob synchronizes the selected heading to the current
heading.
CRS - Course Knob
The CRS knob controls the course pointer on the HSI portion of the
PFD. It provides the reference for FD navigation modes when the
Flight Director is selected. Pushing the CRS knob re-centers the CDI
and returns the course pointer to the bearing of the active waypoint or
navigation station.
ALT SEL - Altitude Select Knob
The ALT knob controls the Selected Altitude, which is used as the
reference for the altitude alerter and the altitude capture function.
Pushing the ALT SEL knob synchronizes the selected altitude to the
displayed altitude to the nearest 10 ft.
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Section 9 Cirrus Design
Supplements SR22
Figure - 2
3
4 7 8 11 12 13
6 9 10 14 15
HDG NAV AP LVL IAS ALT
APR FD YD VS VNV
UP
DN
Flight Management System Keyboard
GFC 705 Mode Controller
RANGE
PUSH
- +
PAN
HDG
CRS
ALT SEL
GARMIN
A B C D E F
G H I J K
L M N O P Q
R
W
S
X
T
Y
U
Z
V
SPC BKSP
1 2 3
4 5 6
7 8 9
0 +/-
CRSR/1-2 EMERG
PUSH
FMS/XPDR
COM/NAV
IDENT
DFLT MAP
PUSH SYNC
PUSH CTR
PUSH SYNC
D
FPL
CLR
MENU
PROC
ENT
FMS XPDR
COM NAV
Legend
1. Heading Selection
2. Course Selection
3. Altitude Selection
4. Heading Select Mode
5. Navigation Mode
6. Approach Mode
7. Autopilot
8. Wings Level
1
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西锐20飞机信息手册 SR22 AIRPLANE INFORMATION MANUAL 2979(116)
