JRC JMR-5404-X - Displaying Radar Trail; Changing the Trail Length; Erasing a Radar Trail

Section 2 Basic Operation 2-16
2.12 Displaying Radar Trail
2.12.1 Changing the trail length
1 Click on the Trail Length switch combo box in [Trails] of other ships' information.
Select a radar trail length.
Short mode: Off, 15 sec, 30 sec, 1 min, 3 min, 6 min, 10 min, 15 min, 30 min, 60 min
Long mode: Off, 30 min, 1 hr, 2 to 24 hrs (at 1 hr interval from 1 to 24 hrs)
2.12.2 Erasing a radar trail
1 Click on the [CLR] (clear trails) button.
The confirmation dialogue box appears.
2 Click on the [OK] button.
All the saved trails data will be cleared. The system starts plotting trails in initial state.
[CLR] (clear trails) button.