Cirrus SR2x

AUDIO PANEL AND CNS
Tuning Selection
Box
SYSTEM
OVERVIEW
Figure 4-6 Frequency Tuning with the Control Unit
1 MENU Key – Displays a list of options for accessing additional features or making setting changes.
FLIGHT
INSTRUMENTS
2 ENT Key – Validates or confirms a menu selection or data entry.
3 FMS/XPDR NAV/COM Knob – NAV/COM Tuning Modes: Acts as the NAV or COM Knob. XPDR Mode:
Acts as the XPDR Softkey. FMS Control Modes: Acts as the FMS Knob.
4 COM Key – Selects COM radio tuning mode on the Control Unit. The COM tuning box is outlined with
a light blue selection line when the COM frequency is active on the control unit (Figure 4‐5).
5 FMS Key – Places Control Unit in Flight Management System (FMS) Mode. FMS Knob is used to enter
transponder codes, select DME modes, and Auto-tune entries when NRST Window is present. Press the
FMS Knob to turn the selection cursor on and off. The large knob moves the cursor in the window. The
small knob selects individual characters for the highlighted cursor location.
6 XPDR Key – Places Control Unit in Transponder Mode. Transponder code entry can be performed with
either the number keypad or FMS/XPDR NAV/COM Knob.
7 NAV Key – Selects NAV radio tuning mode on the Control Unit. The NAV tuning box is outlined with a
light blue selection line when the NAV frequency is active on the control unit.
8 CLR Key – Erases information, cancels entries, or removes menus.
9 Frequency Transfer Key (EMERG) – Transfers the standby and active COM or NAV frequencies. Press
and hold for two seconds to tune the emergency frequency (121.500 MHz) automatically into the COM
active frequency field.
10 Alphanumeric Keys – Allows data entry (rather than using the FMS Knob to select characters/
numbers).
11 Decimal Key – Enters a decimal point.
12 BKSP Key – Moves cursor back one character space and removes last character entered.
EIS
AUDIO PANEL
& CNS
FLIGHT
MANAGEMENT
HAZARD
AVOIDANCE
AFCS
ADDITIONAL
FEATURES
APPENDICES INDEX
190-00820-11 Rev. A Pilot’s Guide for the Cirrus SR2x with Cirrus Perspective by Garmin 117