Furuno 1823C manual Description of sounder displays, Single-frequency display

4. VIDEO SOUNDER OPERATION

4.2.2Description of sounder displays

Single-frequency display

Variable Range Marker (White)

	Minute marker		Time	Depth scale
Zero line			0'30"	0	SOUNDER
Icons (alarm,	S I M
					SINGLE
battery,
simulation)	￿F
	50		50.0		SHIFT
Color bar				50
	40	Fish	Cross-hair		AUTO/
		echo
Temp.			cursor		D.BOX
				100
scale	30				FREQ
Water					LF/HF
temp.				150	DISPLY
graph
					MODE
Water	120
	LF			200
temp.
			Bottom echo
display	Tx frequency
	Depth

Display mode

SOUNDER DUAL SOUNDER SINGLE SOUNDER M. ZOOM SOUNDER B. ZOOM SOUNDER B/L SOUNDER B/D

Soft keys

Indications on the single frequency display

Note: The water temperature display requires an appropriate water temperature sensor. It can be turned on or off with TEMPERATURE GRAPH on the

SOUNDER MENU.

Selecting transmission frequency

The single frequency display shows either the LF (low frequency) picture or HF (high frequency) picture. To select transmission frequency, press the FREQ LF/HF soft key. “LF” or “HF” is highlighted on its key label with each press of the key.

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