AIRPLANE
OPERATIONS
MANUAL
NAVIGATION AND
COMMUNICATION
MARCH 30, 2001
2-18-22
Page
3
Code
03
7 - LIGHT SENSOR
− The built-in light sensor automatically controls the display
brightness.
8 - POWER AND MODE KNOB
OFF - Turns off the system.
ON - Turns on the system.
9 - ANNUNCIATOR
− The NAV control contains MEM (memory) annunciator.
− The MEM annunciator illuminates whenever a preset frequency
is being displayed in the lower window.
10 - PRESET FREQUENCY DISPLAY
− Displays the preset (inactive) frequency and diagnostics
messages.
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