Drew Technologies AVIT Quick Start Manual
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Drew Technologies AVIT Quick Start Manual

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AVIT – Quick Start Guide

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Summary of Contents for Drew Technologies AVIT

  • Page 1 AVIT – Quick Start Guide...

  • Page 2: Table Of Contents

    Diagnostics with the AVIT SPECIFICATIONS ..................9 TROUBLESHOOTING AND SUPPORT ........10 If you cannot communicate with AVIT If you need to recover from incorrect settings (Ethernet Only) If you need to generate a logfile for debugging If you need to update drivers or firmware Verify the network is configured correctly If all else fails...

  • Page 3: Introduction

    ECU reprogramming on any modern heavy duty vehicle diagnostic bus. This Quick Start Guide covers only the initial setup of the AVIT. Refer to the AVIT Manual online for full documentation of all features and procedures. AVIT Advanced Pass-Thru Device AVIT is a partially compliant SAE J2534-1 PassThru device that incorporates many optional features published in J2534-2.

  • Page 4: Avit As A Standalone Device

    AVIT for other uses With all of the customizable software and features of the AVIT, it also can be used for a variety of different purposes. With minimal development efforts, the AVIT could accommodate the...

  • Page 5: Getting To Know Avit

    Connections to Ethernet, USB host and RS232 are available on the front panel. There are 4 status lights on the front panel of AVIT. For all new or upgraded units (v2.0.2 and later), these status lights are useful for troubleshooting the AVIT’s connection to a PC.

  • Page 6: Vehicle Connector

    Rear Panel Connections to the vehicle Digital I/O and analog inputs are available on the rear panel. Figure 2: Rear panel with vehicle and analog Vehicle Connector Analog Connector The mating connector is a DB-15. The 12-bit analog inputs are setup for an input range of -5V to +5V DC and are Pin # Function...

  • Page 7: Setting Up The Avit

    First, determine how the AVIT will receive power: Vehicle power: Connect the AVIT to the vehicle diagnostic connector. b) Bench top power supply: When using the AVIT on a bench, put power on pin 8 (VBATT) and ground on pin 6 (Ground).
  • Page 8 PassThru device. Be sure to AVIT AVIT select "Drew Technologies Inc. - AVIT" on the configuration screen of your reprogramming software. Initial setup of the AVIT is now complete. The full AVIT Manual has further instructions for using the AVIT.

  • Page 9: Reprogramming With J2534

    The AVIT can be used to reprogram heavy-duty vehicles and some passenger vehicles (with CAN or J1850). The AVIT is not a fully compliant J2534-1 reprogramming tool. Use the Drew Technologies CarDAQ-Plus if you need a fully compliant J2534-1 device.

  • Page 10: Specifications

    Specifications AVIT Specifications: Name Value Input Voltage Range 7VDC to 32VDC Supply Current 420mA @ 7VDC 300mA @12VDC 270mA @15VDC 200mA @ 24VDC Operating -40C to +70C ambient Temperature Storage Temperature -65C to +100C ambient Size 1.25”H x 9.5”D x 5. 5”W...

  • Page 11: Troubleshooting And Support

    If you need to recover from incorrect settings (Ethernet Only) If you are using Ethernet and would like to reset configuration to default, go to http://avit/, select “Boot Options” and click the “Load Factory Default Settings” button. Use the default username root and password powerful when requested.

  • Page 12: If All Else Fails

    • after waiting a few minutes for the AVIT to register itself on the network. Alternately, look at the logs for your network DHCP server. Use recovery mode to verify the AVIT has the correct settings.

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