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Lowrance X125 User Manual

Lowrance X125
92 pages
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Pub. 988-0151-171
www.lowrance.com
X125, X126DF, X135, X136DF
Fish-finding & Depth Sounding Sonars
Operation Instructions

Table of Contents

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Lowrance X125 Specifications

General IconGeneral
BrandLowrance
ModelX125
CategorySonar
LanguageEnglish

Summary

Section 1: Read Me First!

Capabilities and Specifications

Details the unit's general and sonar capabilities and specifications.

How Sonar Works

Explains the fundamental principles of sonar technology and its operation.

Typographical Conventions

Outlines formatting and symbols used in the manual for clarity.

Section 2: Installation & Accessories

Preparations

Steps to take before installing the sonar system and transducer.

Transducer Installation

Guides for mounting transducers on transoms, trolling motors, or hulls.

Speed and Temperature Sensors

Information on installing optional speed and temperature sensors.

Power Connections

Instructions for safely connecting the unit to a 12-volt battery system.

Mounting the Unit

Options for mounting the sonar unit: bracket, in-dash, or portable.

Section 3: Basic Sonar Operation

Keyboard Functions

Explanation of the function of each key on the sonar unit's keypad.

Navigating Menus

How to access and use the Main Menu, Sonar Menu, and Pages Menu.

Basic Sonar Quick Reference

A simplified 10-step guide for common fishing situations.

Section 4: Sonar Options & Other Features

ASPTM (Advanced Signal Processing)

Explains the noise rejection system and its settings (Off, Low, Medium, High).

Alarms

Describes Fish Alarm, Zone Alarm, and Depth Alarms for alerts.

Fish I.D.™ (Fish Symbols & Depths)

Identifies fish targets with symbols and explains limitations.

Sensitivity and Auto Sensitivity

Adjusting the unit's ability to pick up sonar echoes.

Zooming

How to zoom in on the display for detailed viewing.

Section 5: Sonar Troubleshooting

Unit Won't Turn On

Checks for power issues, fuse, and battery voltage.

Unit Freezes or Operates Erratically

Addresses electrical noise and cable connection issues.

Weak Bottom Echo or No Fish Signals

Solutions for transducer orientation, cleanliness, and interference.

Troubleshooting Noise

Strategies to identify and eliminate electrical noise interference.

Section 6: Supplemental Material

Full One-Year Warranty

Details the product warranty terms and conditions.

How to Obtain Service

Contact information for technical support and repair in USA and Canada.

Accessory Ordering Information

How to order replacement parts and accessories.

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