Garmin GNX 120 User Manual

GNX
™
120/130
Owner’s Manual
March 2015 Printed in Taiwan 190-01846-00_0A

Garmin GNX 120 Specifications

General

Resolution	480 x 272 pixels
Sonar Type	CHIRP
Waterproof Rating	IPX7
NMEA 2000	Yes
Display Type	Color
Mounting Options	Flush mount, bracket mount

Summary

Introduction to GNX Device

Unlocking Device Controls

Device Profiles Configuration

Collections of instrument pages customized for specific boating activities.

Selecting a Profile

Steps to choose a pre-set or custom profile for the instrument.

Instrument Page Management

Managing and customizing the display screens for instrument data.

Adding Custom Instrument Pages

Steps to create custom pages by adding up to three instrument displays.

Changing Instrument Page Layout

Configuring Data Fields

Customizing how data is presented in fields on instrument pages.

Filtering Data Display

Adjusting Data Update Rate

Configuring Graph Data Fields

Configuring Gauge Data Fields

Using the Race Timer

How to use the race timer for countdowns and race duration tracking.

Device Configuration Settings

System Settings Overview

Accesses various device settings like units, heading, beeper, and GPS.

Selecting Heading Type Reference

How to set the reference for heading display (North, Magnetic, Grid).

Configuring Beeper Alerts

Configuring Position Format and Datum

Display Settings Adjustments

Configuring Data Sources

Selects and configures sensors providing data to the instrument.

Keypad Operation and Setup

Setting Up Instrument for Keypad Control

Enables control of a compatible instrument using the external keypad.

Setting Up Keypad Display Order

Setting Up Keypad Presets