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Lowrance LMS-332C User Manual

Lowrance LMS-332C
216 pages
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Pub. 988-0156-071
www.lowrance.com
LMS-332C &
LMS-337C DF
Fish-finding Sonar & Mapping GPS
Installation and Operation
Instructions

Table of Contents

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Lowrance LMS-332C Specifications

General IconGeneral
Display TypeColor TFT
Display Resolution480 x 480 pixels
SonarYes
Waterproof RatingIPX7
Frequencies50/200 kHz
Waypoints3000
Routes100
Voltage Range10-17 VDC
Display Size5 inches
Track Log10000 points
Storage Temperature-20°C to 70°C

Summary

Section 1: Read Me First!

Capabilities and Specifications: LMS-332 and LMS-337CDF

Detailed technical specifications and features of the sonar and GPS units.

Section 2: Installation & Accessories

Transducer Installation

Instructions for mounting the sonar transducer on different boat types and locations.

Power Connections

Details on how to connect the unit to the boat's power supply and NMEA networks.

Section 3: Basic Sonar Operation

Basic Sonar Quick Reference

A concise, step-by-step guide for common fish-finding scenarios.

Section 4: Sonar Options & Other Features

ASP (Advanced Signal Processing)

Configuration of the automatic noise rejection system to improve sonar display clarity.

Sensitivity & Auto Sensitivity

Adjusting the sonar's ability to detect echoes and fine-tuning for optimal performance.

Section 5: Sonar Troubleshooting

Unit won't turn on

Steps to diagnose and resolve issues where the unit fails to power on.

Unit freezes, locks up, or operates erratically

Troubleshooting common operational malfunctions and unresponsiveness.

Weak bottom echo, digital readings erratic, or no fish signals

Identifying and fixing problems related to poor sonar signal reception or display.

NOISE

Identifying sources of electrical noise and methods to minimize interference affecting the sonar display.

Section 6: Basic GPS Operations

Section 7: Advanced GPS Operations

Section 8: System & GPS Setup Options

Alarms

Setting up arrival, off-course, and anchor alarms for navigation safety.

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