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Lytx SF400 User Manual

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©2022 Lytx, Inc. - Confidential & Proprietary. Page 1 of 45
(North America Edition)
Lytx
®
SF-Series Event Recorder
Installation Instructions
(North America Edition)
Last updated: 2022 November 14
THE DEVICE SHOULD BE INSTALLED AND MAINTAINED BY QUALIFIED TECHNICIANS. Only a properly qualified technician
should install and maintain the SF-Series device(s). Any electrical work should be performed only by an MECP-certified or
equivalent technician with an expertise in installing and troubleshooting advanced vehicle onboard components including
multiplexed circuits. Lytx, Inc. disclaims all responsibility for any damages arising from improper installation and
maintenance of the SF-Series device(s).
This guide is protected as confidential and proprietary information of Lytx, Inc. Copying and use of this guide for any
purpose other than installing SF-Series devices in vehicles of Lytx, Inc.’s customers is expressly prohibited. Information
contained in this guide was in effect as of the date set forth above and is subject to change without notice or liability. Lytx,
Inc. reserves the right to revise the information presented or to discontinue the production of parts described at any time.
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Lytx SF400 Specifications

General IconGeneral
BrandLytx
ModelSF400
CategoryMeasuring Instruments
LanguageEnglish

Summary

Safety Instructions

Installation Safety Warnings

Critical safety precautions for device installation, including electrical and wire protection.

Driver Safety Warnings

Warnings related to driver behavior and the device's role as an aid, not a substitute.

Device Installation Overview

General Installation Warnings

Key warnings and considerations before beginning the installation process.

Before You Begin

Preparatory steps, document review, and essential considerations before installation.

SF-Series Installation Procedures

Pre-Installation Vehicle Check

Verifying vehicle status, error codes, and network connections before installation.

Mounting Preparation

Preparing the mounting location on the vehicle windshield for optimal view.

Mounting Location Guidelines

Recommendations and restrictions for device placement on the windshield.

Windshield Mounting Preparation Steps

Steps for cleaning and preparing the windshield for bracket attachment.

Attach Bracket and Event Recorder

Bracket Attachment Steps

Detailed steps for attaching the mounting bracket to the windshield securely.

Connect Electrical Wiring

Wiring Connection Warnings and Protection

Critical warnings for making electrical connections, including wire protection and routing.

Connect to Vehicle J1939 Network

J1939 Network Connection Steps

Steps for connecting the CAN Coupler to the vehicle's J1939 network backbone.

Route Device Power Cable

Register and Complete Installation

Device Registration Process

Steps to register the device using the Lytx Installation Center.

Conduct Final Checks

Minimum Installation Checks

Essential checks for constant power, switched power, ground, and event creation.

Maintenance and Troubleshooting

Troubleshooting After Installation

Initiate Diagnostic Mode

Steps to reboot the device and enter diagnostic mode for troubleshooting.

Diagnostic Mode LED Status Interpretation

Explains LED colors and their meaning in diagnostic mode.

Diagnostic Mode Component Troubleshooting

Specific troubleshooting steps for each device component based on LED status.

Uninstalling the Device