Furuno 1943, 1933, 1833 manual Contents of radar display setup menu

5. CUSTOMIZING YOUR UNIT

Contents of radar display setup menu

Item	Description	Settings	Default Setting
EBL	References EBL bearing, shown in the	True, Relative	Relative
Reference	EBL data box, to North (True) or heading
	(Relative). Relative with no heading
	input. True only in course-up, north-up
	and true motion.
Cursor	Chooses how to display cursor position.	L/L: Lat/Long	RNG &
Position		position of cursor	BRG-REL
		TD: Loran C or
	Note: “RNG & BRG-TRUE” requires	Decca TDs
	heading data and true bearing. The	RNG & BRG-REL:
	equipment reverts to relative bearing	Range and bearing
	when heading data is lost.	in relative bearing.
		RNG & BRG-TRUE:
		Range and bearing
		in true bearing.
Tuning	Selects receiver tuning method. For	Auto, Manual	Auto
	further details see “2.6 Tuning.”
TX Sector	Turns on/off dead sector graphic, which	On, Off	Off (0°)
Blanking	shows area where no echoes are
	transmitted. To set sector, select ON,
	then enter range. Max sector is 135°.
	The dead sector is shown with dashed
	lines.
Noise	Electrical noise, appearing on the screen	Off, Low, High	Low
Rejection	as “speckles,” may be suppressed with
	the noise rejector. Note that some forms
	of interference cannot be suppressed.
2nd Echo	Reduces second-trace echoes. See the	On, Off	Off
Rejection	paragraph “2.24 Suppressing
	Second-trace Echoes.”
Watchman	Sets watchman stand-by period. For	5, 10, 20 minutes	5 minutes
Time	further details see the paragraph “2.23
	Watchman.”
Range	Selects unit of range measurement.	nm, km, sm	nm
Unit
Trail Mode	Sets echo trail reference.	True: Echo trails	Relative
	Note: Relative trail is available in all	plotted in their actual
		speeds and courses.
	presentation modes except true motion.	Requires compass
	True trail is available in all modes.	signal and speed
		input.
		Relative: Echo trails
		move relative to own
		ship.

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