Lowrance Mark series DSI User manual

Mark and Elite series DSI

Sonar Operation manual

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Introduction

NOTICE

This manual covers several units. Some

features and screenshots may dier from

your unit’s capabilities or from what you

see on your screen. Your unit, however,

will function in a similar manner.

Getting Started

Turn unit on/

off

Press and hold the LIGHT/

POWER key for three seconds.

Adjusting

the backlight

Press the LIGHT/POWER key,

select Brightness and press

the keypad left/right.

Muting Audio

Select Mute Audio from the

System menu and press

ENTER.

ZOOM Keys: used to zoom

in/zoom out (On GPS-

capable units, press keys

simultaneously to create

Man Overboard waypoint)

PAGES: used to

select pages

KEYPAD: controls

cursor & selects

items on menus

MENU: Opens

settings, context

and page menus

ENTER: conrms

menu selections

LIGHT/POWER: controls

backlight level and turns

unit on/off

General Operation

Exiting menus

Press Menu to see if the screen or menu has an

exit option). If it does (Close, Return to screen, Exit

dialog, etc), highlight the exit option and press

ENTER to exit.

If there is no exit option press the MENU key

repeatedly to close all menus.

Sonar settings

Selecting Menu items

Settings menu

Accessing Settings menu

Fishnder, GPS and combination units

Accessing Pages

Page menu

Page

Accessing page menus

Fishnder or GPS only units

General Operation

Standby mode

Lowers power consumption

by putting the unit into a sleep

mode. Press any key to resume

normal operation.

Restoring Defaults

Resets unit options and

settings to defaults.

Overlay Data

Allows you to display data on the screen. Overlay

data can be accessed on the Chart, Sonar and DSI

menus.

Advanced Mode

Enables advanced fea-

tures/settings. On some

units, advanced mode is

enabled by answering

Yes to the advanced user

question in the Setup Wiz-

ard. To repeat the Setup

Wizard, restore defaults.

WARNING: Leaving the unit in

Standby with the boat turned

off will drain the battery.

Sonar Operation

Trackback

You can review your sonar history by pressing the

keypad to the left until the screen starts to move

in reverse and the sonar history bar appears at

the bottom of the screen.

Move the sonar history bar all the way to the

right to resume normal sonar scrolling, or press

MENU and select Exit cursor mode.

Adjusting the display

Sensitivity (Traditional Sonar)

Controls the level of detail on the screen. Too

much detail will clutter the screen. Conversely,

desired echoes may not be displayed if Sensitivity

is set too low.

Sonar history bar

Colorline (Advanced mode - traditional)

Separates strong sonar echoes from weak sonar

echoes, making it easier to distinguish sh or

structure from the bottom.

On monochrome units, wide bands of gray

indicate a hard sonar return, while softer returns

are shown as dark, narrow lines.

Contrast (DSI sonar)

Adjusts the brightness ratio between light and

dark areas on the screen, making it easier to dis-

tinguish objects from the background.

DSI only

Sonar Operation

Color

Changes the look of the display using palettes

with varying degrees of color and brightness.

Features

Fishing Mode (Traditional)

Fishing modes are preset

packages of sonar set-

tings geared to specic

shing conditions.

Noise Rejection: counteracts sonar signal

interference by reducing onscreen clutter.

Surface Clarity: reduces clutter near the

water’s surface (Advanced mode only).

Color sonar Color DSI

Monochrome DSI

Range: selects the

section of the water

column shown on the

display

Frequency:

selects transducer

frequency

Stop sonar: pauses the sonar

screen

Sonar Operation

Sonar Settings

Alarms

The Shallow alarm sounds a tone when your

vessel enters water shallower than the selected

alarm threshold.

The Fish Alarm sounds a tone

when a sh symbol appears

on the display (Non-DSI).

Fishing Mode Depth Settings

General Use ≤ 1,000’ 50% Ping speed

Shallow Water ≤ 60’ 75% Ping speed

Fresh Water ≤ 400’ 50% Ping speed

Deep Water ≥ 1,000’ 50% Ping speed

Slow Trolling ≤ 400’ 50% Ping speed

Fast Trolling ≤ 400’ Lower chart speed

Clear Water ≤ 400’ 50% Ping speed

Ice Fishing ≤ 400’

Reduces

interference from

other sonar units

Sonar Options (Traditional)

Alarms menu

Depth threshold

NOTE: Press ENTER to silence alarms.

Settings

Units

Selects unit

of measure

Simulator

Simulates unit

activity

Language

Selects the language

used on menus and

text boxes

About

Displays

software

information

Time (GPS only)

Sets the clock, time

and date formats

Browse

Browse les on

a microSD card

(only on units

with microSD card

slot)

Tmp/Spd port

Allows you to use

the Tmp/Spd port

on the back of the

unit as an NMEA

0183 output

This manual suits for next models

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