Furuno CSH-53 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. The track length can be selected among 5, 10, 20 and
				40 times the range. When the length exceeds designated length the
				track is erased so that its length is equal to the designated length.
*Tidal		3		This mark can be displayed with current indicator input. The current
				marks are displayed on the net shooting mark ( ) and net sonde
Current	1	2
				marks (	). The current markers shows tidal current sped in
Mark
				three layers (1—3) selected on the current indicator. The tidal current
Tidal Current Data				speed is shown by the length of the current mark. Note however that
				no current mark appears if the tidal current speed is less than 0.2 kts.
Normal Mode
				Current direction can be shown as "to" or "from" by selecting
C1 : .			M	CURRENT VEC-Current Flow Dir on the USER menu. In the normal
C2 : .			M	mode with text, speed, direction and depth of the current are shown
C3 : .			M
				for three layers (C1, C2, C3). In the echo sounder and history modes,
Combination Mode
				only the speed appears (C1, C2, C3), on the echo sounder or history
C1 : .				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, or 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-
				Estimate Mark on the SYSTEM menu.
data

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