JRC JMA-5212-4/6 User Manual page 74

Radar trails display true / relative
switching
Radar trails are switched to
trail) / R (relative motion trail) whenever this
button is clicked.
This setting is restricted by the radar display
motion mode.
In relative motion display mode (RM), switching
to T / R is possible.
In true motion display mode (TM), only T can
be set.
T (true motion
2 17
Radar trails display time switching
The radar trails display time is switched whenever
the button is clicked.
If the time does not reach the radar trails time that
was set, the remaining time is displayed on the
right-hand side.
If the button is clicked for 2 seconds, the RADAR
Trails Setting menu is opened.