Contents
1 Introduction
1.1 About This Manual
1.2 About The Reader
1.3 About CalAmp
1.4 About the CalAmp Location Messaging Unit-LMU-5541™
2 System Overview
2.1 Overview
2.2 Component Descriptions
2.2.1 Wireless Data Network
2.2.2 LMU-5541™
2.2.3 LM Direct™ Server
2.2.4 Backend Software
2.2.5 PULS™
2.2.6 LMU Manager™
3 Hardware Overview
3.1 Location Messaging Unit-LMU-5541™
3.1.1 LMU-5541™ Handling Precautions
3.1.2 Battery Back-up devices
3.1.3 Environmental Specifications
4 LMU-5541™Connectors
4.1 Power Connector
4.2 I/O Connector
4.3 Serial Interface Connectors
4.4 Serial Interface Cables & Accessories
4.5 Accessories
4.6 RF Connector
4.7 I/O Descriptions
4.7.1 Ignition and Inputs
4.7.2 Open Collector Outputs
4.7.3 LED Outputs
4.7.4 Status LEDs
5 Configuration and Activation
5.1 Quick Start - General Config
5.2 Auto provisioning of APNs in LMU
5.3 Activating LMU using AT Commands
6 Installing the LMU
6.1 Preparing for Installation
6.2 Plan the Installation
6.2.1 Size and Placement of the LMU Unit
6.2.2 Placement of Antennas
6.2.3 Access to the SIM (Subscriber Identity Module) Card
6.2.4 Protection from Heat
6.2.5 Visibility of Diagnostic LEDs
6.2.6 Cable Length
6.2.7 Moisture and Weather Protection
6.2.8 Preventing Accidental or Unauthorized Modification
6.3 Installing the LMU in the Vehicle
6.3.1 Place the LMU in the Vehicle
6.3.2 Connect Power, Ignition, and Ground
6.3.3 Place the GPS Antenna
6.3.4 Mount the Comm. Antenna
6.3.5 Typical Connection Sequence
6.4 Installation Verification
6.4.1 Comm Verification
6.4.2 GPS Verification
6.4.3 Inbound Verification
6.4.4 Verification via SMS
7 LMU-LMU5541 Router Configuration & Management
7.1 Configure Maintenance Computer
7.2 Connect to the router
7.3 LuCI
7.4 How to turn on WIFI
7.5 How to test WIFI connectivity
7.6 LED Behavior
7.7 Toggle between Access Point and Client Mode
7.8 Supported and Tested Wi-Fi Related Parameters
8 Firmware & Co-Processor Update
8.1 Requirements
8.2 Preparation
8.3 Maintenance computer network setup
8.4 Programming the IMX processor
8.5 USB driver installation
8.6 Firmware update
8.7 Programming the co-processor
LMU-5541 Hardware & Installation Guide
LMU-5541™
Hardware and Installation Guide
IMPORTANT: DO NOT INSTALL OR USE THE SOFTWARE OR
DOCUMENTATION UNTIL YOU HAVE READ AND AGREED TO
THE LICENSE AGREEMENT AND REVIEWED THE LIMITED
WARRANTY AND REGULATORY INFORMATION.
1 Introduction
Welcome to the LMU-5541™ Hardware and Installation Guide. This manual is intended
to give you information on the basic setup and installation of the CalAmp LMU-5541™
product(s) including hardware descriptions, environmental specifications, wireless
network overviews and device installation.
1.1 About This Manual
The LMU-5541™ is one of the most flexible economy mobile tracking hardware
products available. In order to accurately describe the functionality of these units
we have broken this manual into the following sections:
System Overview – A basic description of a CalAmp LMU-5541™
based tracking system. This includes a description of roles and
responsibilities of each of the CalAmp components as well as a brief
overview of the wireless data technologies used by the LMU-5541™.
Hardware Overview – Describes the physical characteristics and
interfaces of the LMU-5541™.
Installation and Verification – Provides guidance for the installation
of the LMU-5541™ in a vehicle and instructions on how to verify the
installation is performing adequately.
1.2 About The Reader
In order to limit the size and scope of this manual, the following assumptions have
been made about the reader.
You are familiar with GPS concepts and terminology
You have some experience with installing equipment in vehicles
You are familiar with the use of AT Commands
You are familiar with the use of terminal programs such as
HyperTerminal or PuTTY
1.3 About CalAmp
CalAmp is a leading provider of wireless communications products that enable
anytime/anywhere access to critical information, data and entertainment content.
With comprehensive capabilities ranging from product design and development
through volume production, CalAmp delivers cost-effective high quality solutions
to a broad array of customers and end markets. The Company also provides
wireless data communication solutions for the telemetry and asset tracking
markets, private wireless networks, public safety communications and critical
infrastructure and process control applications. For additional information, please
visit the Company’s website at www.calamp.com.
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