Raymarine L470 instruction manual Setup Instructions, Clear

	To turn this feature off, press the < control until the display
	indicates zero feet, fathoms or meters. When these values
	are displayed in the Shallow Alarm “pop up” window, you
	will notice that the menu item in the System Setup Menu
	will read “Off.”
Deep Alarm	An alarm can be set to trigger whenever the boat moves
	into water which is deeper than a preset limit. Use the
	< and V controls to move to the line for Deep Alarm and
	use the > control to turn this item on. Once you do this, the
	display will ask which depth you want to use as a limit. Use
	the < and > controls to set the limit you want. When the
	deep alarm is set, the letter “D” will appear in the upper left-
	hand corner of the normal displays. If you move into deep
	water and trigger the alarm, the letter “D” will begin to flash,
	and the buzzer will sound. Press the	CLEAR	button to
	silence the buzzer. The letter “D” will continue to flash until
	you move into shallower water.
	To turn this feature off, press the > control on the Page
	Control Pad until the display indicates 2500 feet, 450
	fathoms, or 800 meters. When these values are displayed
	in the Deep Alarm “pop up” window, you will notice that the
	menu item in the System Setup Menu will read “Off.”
	Note: You may want to use both the Shallow Alarm and
	Deep Alarm features when you are anchored. Set the limits
	just a bit to either side of your anchor depth. When set this
	way, the unit will trigger an alarm if the anchor drags and
	the boat moves into shallower or deeper water.
Fish Alarm	This unit has an alarm which will trigger when the unit
	detects a fish. Use the < and > controls to turn this item on
	or off. (The Fish Alarm feature will work even if the fish
	symbols are turned off.)
	When the Fish Alarm is set, the fish symbol will appear in
	the upper left-hand corner of the normal displays.
	If the Fish Alarm is triggered, the fish symbol will flash and
	the buzzer will sound (if it has been activated). If the unit is
68		Setup Instructions