Furuno 1734C, 1724C manual Sounder function keys, Menu Item Function Function Key Label

7. CUSTOMIZING YOUR UNIT

Sounder function keys

Menu Item	Function	Function Key Label
OFF	Assigns no function.
MOD: AUTO MODE	Display automatic mode selection window.	MOD
GHF: GAIN – HF	Displays high frequency gain adjustment window.	GHF
GLF: GAIN – LF	Displays low frequency gain adjustment window.	GLF
SFT: SHIFT	Shifts range in manual operation.	SFT
NL: NOISE LIMITER	Suppresses noise.	NL
CLT: CLUTTER	Suppresses clutter.	CLT
WMK: WHITE MARKER	Sets white marker.	WMK
HUE: HUE	Sets hue.	HUE
SLV: SIGNAL LEVEL	Erases weak signals.	SLV
PA: PICTURE ADV	Sets picture advance speed.	PA
TG: TEMP. GRAPH	Turns temperature graph on/off.	TG
TVH: TVG – HF	Sets TVG for high frequency	TVH
TVL: TVG – LF	Sets TVG for low frequency.	TVL
EOH: OFFSET – HF	Offsets echo strength for high frequency.	EOH
EOL: OFFSET -LF	Offsets echo strength for low frequency.	EOL
SMT: SMOOTHING	Sets echo smoothing rate.	SMT
ZMR: ZOOM RANGE	Sets zoom range.	ZMR
BLR: B/L RANGE	Sets bottom lock range for bottom-lock display.	BLR
TLL: TLL OUTPUT	Outputs current position to plotter. Also inscribes line	TLL
	on sounder and registers position as a waypoint on
	plotter.
SSR: SNDR SOURCE	Selects source for sounder data.	SSR
DBX: D. BOX ON/OFF	Turns data boxes on/off.	DBX
CHG: CHANGE CNTRL	Switches control in combination display.	CHG
SAV: SAVE SCREEN	Saves sounder picture to SD card.	SAV
QP: QUICK POINT	Quick point function.	QP
MRK: MARK ENTRY	Enters the mark at the cursor position.	MRK

Note: To use CHANGE CNTRL, set it on all displays, with the same soft key number.

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