Instruction manual

Chapter 4-4 STND menu
4.5 Echo quick menu
A number of echo features can easily be accessed from the Echo
quick menu.
From active echo display:
ENT
Call up the Echo quick menu with access to the following features:
Echo quick menu
1
Change frequency
2
Hide A-scope
STND
Transmit power off
MENU
Exit
1
Change frequency will toggle between 38, 50 or 200kHz displays
(Airmar transducers) to suit the task.
200 kHz is for general purpose and offers optimum discrimination
and a narrow transmitter beam.
38 and 50 kHz are for searching in a wider area, determining bottom
conditions and going the deepest.
2
Hide/Activate A-scope The amplitude scope at the right side of the
echo display indicates the precise amplitude or strength of the last
received ping (sounding), which often can be used for determining
individual species of fish or hardness of the bottom. Pressing [2]
from the quick menu will toggle between Activate or Hide A-scope.
STND
Transmit power off will stop transmission in order to observe noise
picked up by the transducer.
MENU
Abandon the Echo quick menu without making any changes
4.6 Plot event mark on echo display
From active echo display:
EVENT
Inserts a vertical mark at current ping and sends out WPL via
NMEA to connected chartplotter.