II Morrow Inc. 55 GPS Receiver User Manual


 
Comm Mode
Map Display
The first page of the Map mode includes the moving
map, TO waypoint, range to the TO waypoint,
ground speed, bearing to the TO waypoint, track,
Active and Standby frequencies, distance off-track,
and the map scale.
While viewing the map display, press the
COM smart
key to allow access to the Comm radio functions.
When the Standby frequency is highlighted, use the
LARGE and SMALL keys to change the Standby
frequency. Press the
MAP key to return to the Map
functions.
Frequency
Monitoring
The Frequency Monitoring function allows you to
listen to the Standby frequency, while monitoring the
Active frequency for activity.
Press the
MON key in the Comm function to listen to
the standby frequency. A small “m” is displayed in
front of the Standby frequency.
When the Active frequency receives a signal, the unit
will switch automatically to the Active frequency. The
volume and sound quality will be slightly less for the
Standby frequency. The Active frequency quality is
not affected. The Frequency Monitor function is
inhibited while you are transmitting.
10-3
Comm Radio Operation
MSG
to aPDX
44.2nm
a 123.45
170kt
s 118.00
005 br 006tk½
0.01> 30
MON RCL MEM < >
TO Waypoint
Identifier
Cross Track
Error Distance
&
Dire
c
ti
o
n
Bearing to
the TO
Waypoint
Distance to
the TO
Waypoint
Ground
Speed
Current
Track
Map Scale
Route Line
Your Present
Position
Active
Frequency
Standby
Frequency
Flip/Flop
Key
Memorize
Key
Monitor
Key
Message
Key
Recall
Key