3
LCD D
ISPLAY
Primary Function
(Press Key)
Secondary Function
(Press + )
Primary Function
(Press Key)
Primary Function
(Press Key)
Primary Function
(Press Key)
Frequency Entry
Digit 1
Frequency Entry
Digit 2
Frequency Entry
Digit 3
Frequency Entry
Digit 4
Frequency Entry
Digit 5
Frequency Entry
Digit 6
Frequency Entry
Digit 7
Frequency Entry
Digit 8
Frequency Entry
Digit 9
Frequency Entry
Digit 0
Selects Memory
Display Type
Locks the Keypad
Selects Emergency
Channel (121.5 MHz)
Activates the
Altimeter Set function
Activates the Sensor
Function
None
None
None
None
Activates Automatic
Noise Limiter
Activates Split (Duplex)
mode
On/Off Switch for
Keypad Beeper
Allows Skipping of
Channel during Scan
Activates Scanning
Activates “Secondary”
Key mode
Activates Dual Watch
Memory “Write”
Command
Split-Memory “Write”
Command
Secondary Function
(Press + )
Secondary Function
(Press + )
Secondary Function
(Press + )
Selects
“FROM” VOR mode
Selects
“TO” VOR mode
Activates DVOR mode
Activates Course
Deviation Indicator mode
Operating Manual Reprint
(Partial)
This field displays the course
heading in degrees.
This is the Course Deviation Indicator, used
during VOR Navigation.
This icon indicates that
the “Book” Memory Bank
is in use.
This icon is the “Low Bat-
tery” indicator, which
blinks when the battery
voltage becomes too low
for proper operation.
These digits provide frequency or alphanumeric
information about the channel you are using.
This indicator confirms
that
Secondary
Key Func-
tion is active.
This icon is used
during VOR naviga-
tion, to indicate that
the displayed infor-
mation is based on
a course
from
the
VOR station.
This icon is used
during VOR naviga-
tion, to indicate that
the displayed infor-
mation is based on
a course
to
the VOR
station.
This indicator con-
firms that the A
UTO
-
MATIC
N
OISE
L
IMITER
is
activated.
This indicator con-
firms that the “Split”
(Duplex) mode is
a c t i v a t e d d u r i n g
VOR operation.
This indicator con-
f i r m s t h a t D
U A L
W
ATCH
is active.
This indicator confirms
that this channel will be
skipped during scan.
K
EYPAD
