Furuno CSH-83, CSH-84 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 normal mode 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-
C1 :				mitters appears in the text window, echo sounder, or audio area.
C2 :
C3 :
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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