Furuno CSH-53 manual Menu, Description

Menu	Item	Description
ES/NET REC	ES 1 Color Curve	Select echo level versus presentation color
		curve for echo sounder 1.
		Linear: Weak echoes are not as conspicuous
		as
		in log setting. Useful for eliminating
		weak echoes.
		Log: Weak echoes are painted in "stronger"
		colors. The higher the setting the easier
		are weaker echoes to see on the display.
	ES 2 Color Curve	Same as above except for echo sounder 2.
	Picture Advance	Set picture advance speed for the echo
		sounder display.
	Advance at Shoot	Choose "Sonde" to have ship's speed
		dependent advance of echo sounder picture
		while shooting net and "KP" to have advance
		synchronized with transmission.
	Net Rec Picture	Select net recorder picture display mode;
		up/down or down sounding.
HIST DISPLAY	H-Slice Width	Select width for sampling echoes along upper
		half of range marker in horizontal slice
		display. The higher the setting the wider the
		sampling area.
	PRT/STBD Sample	Set angle from ship's bow for sampling echoes
		in PRT/STBD display.
INTERLOCK	Tilt, Range	You can interlock these items with respective
	Event Mark	items on sonar connected to the CSH-53. If
	Fish Mark	you interlock the range, for example, anytime
	Net Shoot Mark	the range is changed on the CSH-53 it is
	Target Lock	automatically changed on the sonar connected
		and vice versa.
DEFAULTS	Defaults	Press MENU key to clear all user, data set
		and system menus settings and restore default
		settings on all system menus.

5-7