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Table of Contents
Sec. 1: Read Me First! ...............................................................1
Capabilities and Specifications: LMS-480 and LMS-480DF........3
How LMS-480 Sonar Works.........................................................5
How LMS-480 GPS Works ...........................................................6
Introduction to GPS and WAAS...................................................8
How to Use this Manual: Typographical Conventions..............10
Sec. 2: Installation & Accessories........................................13
Preparations................................................................................13
Transducer Installation..............................................................13
Selecting a Transducer Location............................................14
How Low Should You Go?.......................................................15
Shoot-Thru-Hull vs. Transom Mounting...............................16
Transom Transducer Assembly and Mounting.....................17
Trolling Motor Bracket Installation.......................................23
Transducer Orientation and Fish Arches..............................23
Shoot-Thru-Hull Preparation and Installation.....................24
Speed/Temperature Sensors.......................................................28
GPS Antenna/Receiver Module..................................................30
Power Connections......................................................................31
Powering a NMEA-2000 Buss................................................31
Powering your Unit.................................................................32
NMEA 0183/DGPS Cable Connections......................................34
NMEA/DGPS Wiring..............................................................34
Mounting the Unit: Bracket, In-Dash or Portable....................36
MMC or SD Card Memory Card Installation............................39
Other Accessories........................................................................41
Face Cover...................................................................................42
Sec. 3: Basic Sonar Operation...............................................43
Keyboard.....................................................................................43
Power/Lights (Turn Unit On and Off) .......................................44
Main Menu..................................................................................44
Pages ...........................................................................................46
Satellite Status Page ..............................................................46
Navigation Page......................................................................47
Map Page.................................................................................47
Sonar Page ..............................................................................48
Basic Sonar Quick Reference...............................................51
Sonar Operations........................................................................52
Sec. 4: Sonar Options & Other Features ............................57
ASP (Advanced Signal Processing).........................................57
Alarms.........................................................................................58
Depth Alarms..........................................................................58