Simrad IS20 User Manual

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MANUAL
IS20 Graphic
Multifunction instrument
20222576 / A Sw.1.1
English

Simrad IS20 Specifications

General

Display Type	LCD
Resolution	128 x 64 pixels
NMEA 0183	Yes
Backlighting	Yes
Interfaces	NMEA 0183

Summary

Basic operation

Turning the IS20 on

Explains how to power the instrument and its startup sequence.

Backlighting

Covers adjusting the display's backlight level and profiles.

Scrolling through data pages

Describes how to navigate between different data display pages.

Operating the menu system

Explains navigation and interaction within the instrument's menu system.

Disabling/enabling data pages

Locking and unlocking the keys

Power save function

Advanced operation

Customizing the data pages

Explains how to configure data pages with different window layouts and data items.

SimNet group function

Describes global control of units within a SimNet network group.

Demo mode

The log/timer functions

The timer function

Details how to use the race timer for measuring time and distance.

Trip logging

Speed logging

Setting the time offset

Changing the default settings

Setting the damping factors

Alarm setup

Covers configuring various alarms like boat speed, depth, and wind.

Updating the data sources

Changing the display settings

Language selection

Changing the units of measure

IS20 Alarm system

Alarm indication

Explains how alarms are indicated via text, sound, and light.

Acknowledging an alarm

Alarm codes

Installation

Mechanical installation

Cable connection

Details how to connect the IS20 to SimNet, NMEA2000, and NMEA0183 systems.

Configuration

First time start-up

Guides through the initial setup process for a new instrument.

Calibration

Explains calibration procedures for boat speed, depth, apparent wind, compass, and rudder.

SimNet groups

Describes setting up SimNet groups and unit instance numbers.

Maintenance

Service information

Resetting the instrument system