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Cognex CFG-8734
Hardware Manual
2025 April 15
Revision: 9.24.0.8

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Summary of Contents for Cognex CFG-8734

  • Page 1 Cognex CFG-8734 Hardware Manual 2025 April 15 Revision: 9.24.0.8...
  • Page 2: Table Of Contents

    PD Power Indicator LAN1-LAN4 Connectors Jumper for Board ID 6-Pin ATX Power Connector (CN1) 4-Pin Molex Power Connector (CN2) Security Licenses Installing the CFG-8734 Frame Grabber Installing Your Cognex Vision Software GigE Vision Camera Configuration Regulations/Conformity China RoHS For European Community Users...
  • Page 3: Legal Notices

    Copyright © 2025. Cognex Corporation. All Rights Reserved. Portions of the hardware and software provided by Cognex may be covered by one or more U.S. and foreign patents, as well as pending U.S. and foreign patents listed on the Cognex web site at: cognex.com/patents.
  • Page 4: Preface

    This document describes the Cognex CFG-8734 frame grabber. Precautions To reduce the risk of injury or equipment damage, observe the following precautions when you install the Cognex product: Route cables and wires away from high-current wiring or high-voltage power sources to reduce the risk of damage or malfunction from the following causes: over-voltage, line noise, electrostatic discharge (ESD), power surges, or other irregularities in the power supply.
  • Page 5: The Cfg-8734 Frame Grabber

    The CFG-8734 Frame Grabber The CFG-8734 frame grabber is a PCI Express x4 lane, Power over Ethernet (PoE) frame grabber. The frame grabber supports four independent Gigabit Ethernet (GigE) ports for multiple GigE Vision device connections. The frame grabber has the following features: ...
  • Page 6: Dimensions

    The following image shows the dimensions of the CFG-8734 frame grabber: Connectors Connectors connect the board with other parts of the system. Loose or improper connection might cause malfunctions. Ensure that all connectors are properly and firmly connected. The CFG-8734 frame grabber has the following connectors: LED1 LAN1-4...
  • Page 7: Pd Power Indicator

    LAN port 3 PoE active LAN port 4 PoE active The following table describes the LED statuses: Status PoE power on blink PoE power error PoE power off LAN1-LAN4 Connectors The following image shows the LAN connectors of the CFG-8734 frame grabber:...
  • Page 8: Jumper For Board Id

    The CFG-8734 Frame Grabber Description LED1 Active LED (amber) LED2 Link LED (10/100-green; 1000-amber) Jumper for Board ID The board ID of the Power over Ethernet (PoE) card maps to physical SMBus address. Multiple SMBus addresses on the same bus cause communication collision. To solve board ID collision, run the AXPoEDiagnosis.exe tool to show the available board IDs in the current system and change the board ID to an available...
  • Page 9: 4-Pin Molex Power Connector (Cn2)

    Installing the CFG-8734 Frame Grabber The CFG-8734 frame grabber requires an empty PCI express slot. Perform the following steps to install the frame grabber: 1. Turn off your computer and unplug it from AC power.
  • Page 10: Installing Your Cognex Vision Software

    If you install your Cognex vision software after installing the frame grabber, you must turn off the power to your computer after the software has been installed. A warm reboot can prevent your computer from recognizing the correct device drivers if you used an earlier 8700 series frame grabber.
  • Page 11: Regulations/Conformity

    Regulations/Conformity Regulations/Conformity Note: For the most current CE and UKCA declaration and regulatory conformity information, see the Cognex support site: cognex.com/support. Safety and Regulatory Cognex Corporation Manufacturer One Vision Drive Natick, MA 01760 USA CFG-8734: Regulatory Model 207-GIEWIBU This is a class A product. In a domestic environment this product may cause radio interference in which case the user may be required to take immediate measures.
  • Page 12: China Rohs

    表 示用于本 部件的至 少一种 均 质 材料中所 含的危害 物 质超 过GB / T26572 - 2011 的限 制 要求 。 For European Community Users Cognex complies with Directive 2012/19/EU OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 4 July 2012 on waste electrical and electronic equipment (WEEE).

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