Furuno CSH-23F/24F manual Mark Description

	Mark					Description
*Ship’s Track Mark					With gyrocompass or speed log connection, own ship’s track is plotted
					by a solid line. When the length of the line exceeds five times the
					range the oldest part of the track is erased.
*Tidal			3		This mark can be displayed with current indicator input. The tidal
Current			2		current marks are displayed on the net shooting mark ( ) and net
Mark		1			sonde marks (	). The tidal current markers shows tidal current
					speed in three layers (1—3) selected on the tidal current indicator.
Tidal Current Data					The tidal current speed is shown by the length of the tidal current mark.
					Note however that no tidal current mark appears if the tidal current
Normal mode
					speed is less than 0.2 kts. Current direction can be shown as "to" or
C1 : .				M	"from" by selecting CURRENT VEC-Current Flow Dir on the USER
C2 : .				M	menu. In the normalmode with text, speed, direction and depth of the
C3 : .				M
					current are shown for three layers (C1, C2, C3). In the echo sounder
Combination mode
					combination and history modes, only the speed appears (C1, C2, C3),
		C1 : .			on the echo sounder combination or history display.
		C2 : .
		C3 : .
*Net Sonde Data					When the net sonde is connected, the depth of the net sonde trans-
S1 :					mitters appears in the text window, echo sounder, or audio area.
S2 :
S3 :
Nav Data					With appropriate sensors speed (S), course (C), water depth (D) and
S :			.		water temperature (T) can be displayed on the text window, echo
					sounder combination display and history display.
C :
D :
T :			.
Own Ship Data					With navigation input position can be displayed in latitude and long-
		°	.	N	itude, in the normal mode only.
		°	.	E
Estimate Mark					The estimate mark gives relative fish quantity. Press the ESTIMATE
					key. The estimate mark data appears below the mark. The fish amount
					is assessed as between 0 and 100, where if the mark is filled with the
					strongest echo color reddish brown, the amount is regarded as "100."
	Estimate mark				The size of the estimate mark can be changed with MARK SIZE2-
	data				Estimate Mark on the SYSTEM menu.

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