Installation manual

Page 19
Interpreting the diagnostics aids:
When a NAVTEX signal is being received, the appropriate receiver frequency icon
appears at the top of the display. If the Monitor source is set to this frequency then the
received data will appear in the Monitor window.
Use the Receive icon, Signal strength bar and Monitor window to help diagnose
installation problems and/or as a check that your NAV-7 is working correctly.
Receive
icon
Signal strength
bar
Monitor
window
Comments
OFF No new chars
being received
No current NAVTEX transmission
OFF No new chars
being received
Local in-band interference
present, or NAVTEX station
transmitting un-modulated RF
Set monitor source
to 518 kHz
Correct operation, NAVTEX data
will be shown in monitor window
Setup mode: System options
The Setup mode: System options page contains general information about the
NAV-7 and allows control over several aspects of the user interface.