User Manual
Contents
1. Computer Cat 5e Patch Cable Cat 5e Patch Cable USB cable Ethernet Switch es USB Devices Remote Extender Up to 100m between units and switch and between switches N over Cat 5e or better peace device Local Extender Preparing your Network Your network must be properly configured in order for full USB 2 0 throughput to be realized and for maximum stability and reliability of your devices Consult with your network administrator prior to installation Using the Ranger 2304 LAN over a network requires LEX and REX units to be on the same subnet RJ45 information outlets to be near the computer and USB devices to be connected to the network switch es e Pre installed and configured Local Area Network USB 2 0 is capable of consuming up to 480Mbps For that reason Icron Technologies highly recommends using the Ranger I 2304 LAN on Gigabit networks 1000Base T and not 100 Megabit networks 100Base T The performance of the USB network extension will be limited to the slowest link between the LEX and the REX Some networks may be configured to block devices with unfamiliar MAC addresses If this is the case you will need to provide your network administrator the MAC addresses of the LEX and REX units These can be found on the label on the bottom of each unit Some networks may be configured to block devices that consume a consistently high level of bandwidth The Ranger 2304 LAN e may exhibit this behaviour when2. e There is no connection between the LEX unit and REX unit Units may not be paired to each other Network switches exist on different subnets e Network switch es are blocking traffic from the extenders Ensure that the host computer is connected to the LEX Move the USB connector to another USB port on the host computer Ensure that the AC power adapter is properly connected to the REX unit Check that the AC adapter is connected to a live source of electrical power Check that the REX power LED is illuminated Ensure Cat 5e cable is connected between the LEX unit and REX unit Cat 5e or better cable UTP with a straight through connector and no crossovers and 8 conductor RJ45 connectors are used at both ends Connect a short Cat 5e patch cord between the LEX unit and REX unit to determine if the original Cat 5e cable is defective Ensure both the LEX and REX units are connected together directly or are connected to active network switches Re pair the units together Ensure the network switches can communicate with each other and are on the same subnet Ensure the network switches are not blocking traffic from the extenders either based on MAC address or due to traffic patterns 5 Consult with your network administrator PROBLEM CAUSE SOLUTION Link LED on LEX and REX units are blinking slowly Link LED on LEX unit is on Host LED on LEX unit is
3. 90 01055 A03 Contents ntrodudhohuuaavosauas smaesa tveseamsmreskemkmnmkvndke 3 Ranger 2304 LAN Product Contents Luse armeen aeons 3 Features REE EN EE G R aE E TR Ereann 3 MEN 4 Mee 5 Installation GUidesi sssssssosesisssssorsessnsososronssserocresssiobssessdsssosossnisrosrestoro storos ro reb sones 6 Installing the Ranger 2304 LAN System on a Local Area NetWorkK ssssssssesssssssssssseccesse 6 BET EE EE 6 Preparing your Network scccsosessssssstenasavsennsiesnnctasssousyneseqssieesnindsasetisnctsaysetansesunandbsensmne sonogsacheabeccbnasiopsssbesnnnrbusssuasa siteni 6 Preparing Your SE sscsccccsssaissarissiaaassiasveonnasivanacantessanessiarsnncuemeitnoeneaamisnam RE meena 7 FANE WNIT scan reen repro nn aoe nr nt eee Or ee eevee eee em 7 Fo tes LE pe f oe GO EE EE EE EN aA re 7 Installing the Ranger 2304 LAN System as Direct Connect esseessessessssessessessersrssessessessesee 8 Requirements ER REE EEE NR 8 Preparing YoUr SKE EE enten EE 8 Installing the LEX UNIT vasrvssaekenseedmmndenutnennitemedinsdjedesmbuvmtinntnne 9 Connecting the LEX Unit to the REX Unit sssssersersesssesesssessssssessnssessessessnsssssssssnssusennenneuneenestsetesesserseeeerseesereeeeet 9 Inst lling the REX UN ora aka renee 9 Checking the Installation vever 10 Connecting a USB PL sten erne eres edad esser Ens sens sees DRE ER SS E READ Er Er SEE Es ARR 11 P iring the LEX and Evas 11 RAR AINE EN WY UN HE soon Een 11 Compatibility EE REE ER 11 Troub
4. power adapter and country specific power cord together and connect them into a suitable AC outlet 5 Connect the power adapter to the REX unit PO gt Installing the Ranger 2304 LAN System as Direct Connect Requirements To complete the installation you will also require the following items that are not included with the product Preparing Your Site USB compatible computer host computer with a USB compliant operating system USB compatible device s Cat 5e Unshielded Twisted Pair UTP cable with two RJ45 connectors if using surface cabling OR Cat 5e cabling with two information outlets and two Cat 5e patch cords with RJ45 connectors if using premise cabling Computer USB cable Cat 5e Link Cable Local Extender Remote Extender USB Devices Up to 100m between units over Cat 5e or better x USB cable or device connectors Before you can install the Ranger 2304 LAN you need to prepare your site 1 2 Place the computer where desired and set it up Ensure that where you want to locate the USB device s is within 100m cable length of the computer If not adjust the location of the devices and or computer accordingly If you are using surface cabling install the Cat 5e cabling as desired and terminate it with the appropriate RJ45 ends If you are using premise cabling ensure Cat 5e cabling is installed between the two locations and if necessary patched together Cat 5e information outlets
5. should be located near the computer and the USB device s and the total length including patch cords must be less than 100m Cable installation is important particularly if high throughput applications are used When installing ensure the cable is installed away from or isolated from potential sources of interference such as electrical wiring flourescent lighting etc When terminating cables ensure the matching RJ45 connector is used for the cable type For example if Cat 6 cable is used then Cat 6 compatible RJ45 connectors must be used If this care is not taken the benefits of higher grade cabling may not be realized Installing the LEX Unit i Place the LEX unit near the computer 2 Connect the supplied USB cable between the LEX host port and a USB port on the host computer Connecting the LEX Unit to the REX Unit With Surface Cabling 1 Connect the cable into the Link port of the LEX unit 2 Connect the cable into the Link port of the REX unit With Premise Cabling Connect a Cat 5e patch cable not provided into the information outlet near the host computer Connect the patch cable into the Link port of the LEX unit Connect a Cat 5e patch cable not provided into the information outlet near the USB devices Connect the patch cable into the Link port of the REX unit PwWwN gt Installing the REX Unit 1 Place the REX unit near the USB device s 2 Assemble the power adapter and country specific power cord
6. will not apply in case of personal injury where and to the extent that applicable law requires such liability 14 Obtaining Warranty Service To obtain warranty service you must first contact Icron Technologies Corporation within the warranty period for a Return Material Authorization RMA number Icron Technologies Corporation will not accept returns without an authorized RMA number Be sure you have the serial numbers of the local extender and remote extender before calling Package the product appropriately for safe shipment and mark the RMA number on the outside of the package The package must be sent prepaid to Icron Technologies Corporation We recommend that you insure it or send it by a method that provides for tracking of the package The repaired or replaced item will be shipped to you at Icron Technologies Corporation s expense not later than thirty days after Icron Technologies Corporation receives the defective product Address the returned product to RMA Coordinator Icron Technologies Corporation 4664 Lougheed Highway Suite 221 Burnaby BC Canada V5C 5T5 Contacting Sales Email sales icron com Tel 1 604 638 3920 Contacting Technical Support icron com support Tel 1 604 638 3920 To help us serve you better please include the following information with your technical support request Host computer make and model Type of Operating System installed e g Windows XP 7 8 Mac OS X etc Part number and s
7. ED Blue LED turns on when power is supplied off when no power is supplied units The LED turns on when link between LEX and REX is established and off when there is no link between LEX and REX Fast blinking indicates the unit is in Pairing mode slow blinking indicates the unit is attempting to establish a link Link LED Green Indicates a valid ExtremeUSB link is established between the LEX and REX 4 Host LED Green Indicates that the Ranger 2304 LAN system is properly enumerated on the host computer The LED blinks when the Ranger 2304 LAN is in a suspended state Activity LED Indicates data transmission is occurring between LEX and REX LED blinks Amber intermittently with or without a USB device connected When the LEX and REX are in suspend mode the LED is off Connects to the AC power supply Required at REX for proper operation 7 Used to establish a paired connection between LEX and REX Link Port RJ45 Accepts RJ45 connector for Cat 5e cabling or better to connect the LEX unit to the REX unit Reserved for manufacturer use Installation Guide Installing the Ranger 2304 LAN System on a Local Area Network Requirements To complete the installation you will also require the following items that are not included with the product USB compatible computer host computer with a USB compliant operating system e USB compatible device s Two Cat 5e patch cables e Preconfigured Local Area Network
8. Micron USB 2 0 Ranger 2304 LAN 4 Port USB 2 0 Ethernet LAN Extender System User Guide EXTREME USB Thank you for purchasing the USB 2 0 Ranger 2304 LAN Please read this guide thoroughly This document applies to Part Numbers 00 00335 00 00336 00 00337 and 00 00338 FCC Radio Frequency Interference Statement Warning This device complies with Part 15 of the FCC rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation CE Statement We Icron Technologies Corporation declare under our sole responsibility that the Ranger 2304 LAN to which this declaration relates is in conformity with European Standard EN 55022 EN 55024 EN 61000 3 2 and EN 61000 3 3 IC Statement This Class B digital apparatus complies with Canadian ICES 003 02013 Icron Technologies Corporation All rights reserved Icron Technologies Corporation the Icron Technologies Corporation logo and the Icron Technologies Corporation products referred to herein are either the trademarks or the registered trademarks of Icron Technologies Corporation All other trademarks are property of their respective owners Icron Technologies Corporation assumes no responsibility for errors that may appear in this manual Information contained herein is subject to change without notice Document
9. X and REX units The LED turns on when link between LEX and REX is established and off 2 Link LED Green when there is no link between LEX and REX Fast blinking indicates the unit is in Pairing mode slow blinking indicates the unit is attempting to establish a link Indicates that the Ranger 2304 LAN system is properly enumerated on the host computer The LED blinks when the Ranger 2304 LAN is in a suspended state Host LED Green Indicates data transmission is occurring between LEX and REX LED blinks intermittently with or without a USB device connected When the LEX and REX are in suspend mode the LED is off 5 Used to establish a paired connection between LEX and REX USB Host Port Used to connect the LEX unit to the host computer Accepts Type B connector into the LEX unit 7 Link Port RJ45 Accepts RJ45 connector for Cat 5e cabling or better to connect the LEX unit to the REX unit 8 cong Reserved for manufacturer use 4 Activity LED Amber The REX Unit The Remote Extender REX unit provides USB Type A ports for standard USB devices The REX unit allows you to connect up to four USB devices directly Additional devices may be connected by attaching USB hubs to the REX unit The REX unit is powered by an external AC adapter and can supply up to 500mA to each USB port Front View ITEM TYPE DESCRIPTION 1 USB Device Ports Accepts USB device s using Type A connectors 2 Power L
10. atures The Ranger 2304 LAN incorporates Icron s patented ExtremeUSB technology enabling users to extend USB beyond the standard 5m cable limit for USB 2 0 peripheral devices The Ranger 2304 LAN has the following key features 100m of extension when directly connected over Cat 5e e USB extension over a Local Area Network LAN Support for new USB 3 0 host controllers and devices over previous Ranger products Support for bulk and HID type devices storage and mouse keyboard types USB 3 0 devices will perform at USB 2 0 speeds if extended through the Ranger 2304 LAN The Ranger 2304 LAN does not support isochronous devices Examples of isochronouse devices are most webcams audio devices and some composite devices that combine functionality such as enhanced keyboards that handle audio The Ranger 2304 LAN extender system is composed of two individual units the LEX unit and the REX unit All references to Cat 5e cable in this document represent the minimum requirement Category 6 or better and or STP cable may be substituted The LEX Unit The Local Extender LEX unit connects to the computer using a standard USB 2 0 cable Power for this unit is provided by the the host computer Front View M TYPE DESCRIPTION LED turns on when power is supplied off when no power is supplied by the Host computer Power LED Blue Indicates a valid ExtremeUSB link is established between the LE
11. d to as 8P8C connectors Note that any given cable must be terminated using the same T568 scheme on both ends to operate correctly RJ45 Pin Positioning Table 1 T568A Wiring Table 2 T568B Wiring Br wire so p p e e p Joe GREEN 7 1 WHITE BROWN WHITE BROWN BROWN Pair 2 Pair 3 Pair 1 N NIINI e e INI gt N gt v T 1 2 3 4 5 6 7 8 W G G W O BL W BLO W BR BR 12 3 4 5 6 7 8 W O O W G B W BL G W BR BR 16 Specifications RANGE Direct Connect Network Connect USB DEVICE SUPPORT Maximum Throughput Traffic Types Device Types NETWORKING Standards Data Traffic LOCAL EXTENDER LEX USB Connector Link Connector Dimensions Enclosure Material REMOTE EXTENDER REX USB Connectors Link Connector Dimensions Enclosure Material Available Current Power Supply ENVIRONMENTAL Operating Temperature Range Storage Temperature Range Operating Humidity Storage Humidity COMPLIANCE EMC Environmental SUPPORT Warranty Up to 100m 330 ft over solid core Cat 5e or better Up to 100m 330 ft between switches over solid core Cat 5e P HID Mouse and Keyboard Hubs Storage Devices PE SSS Ol ee 100mm x 76mm x 26mm 3 9 x 3 0 x 1 0 a ent 100mm x 76mm x 26mm 3 9 x 3 0 x 1 0 Er ee 0 C to 50 C 32 F to 122 F 10 C to 60 C 14 F to 140 F 20 to 80 relative humidity non condensing 10 to 90 relative humidity
12. der of the original warranty period or 30 days whichever is longer These remedies are void if failure of the hardware has resulted from accident abuse or misapplication Limitation of Liability The hardware warranty set forth in this agreement replaces all other warranties Icron Technologies Corporation expressly disclaims all other merchantability and fitness for a particular purpose and noninfringement of third party rights with respect to the hardware Icron Technologies Corporation dealer agent or employee is authorized to make any modification extension or addition to this warranty Under no circumstances will Icron Technologies Corporation its suppliers or licensors be liable for any costs of procurement or substitute products or services lost profits loss of information or data or any other special indirect consequential or incidental damages arising in any way out of the sale of use of or inability to use Icron Technologies Corporation product or service even if Icron Technologies Corporation its suppliers or licensors have been advised of the possibility of such damages In no case shall Icron Technologies Corporation its suppliers and licensors liability exceed the actual money paid for the products at issue Since some jurisdictions do not allow the limitation of implied warranties of liability for incidental consequential special or indirect damages the above limitation may not always apply The above limitation
13. erial number for both the LEX and REX Make and model of any USB device s attached to the product Description of the installation Description of the problem Description of the network i e number of switches switch model names switch speeds etc 15 Technical Glossary Category 5e Cat 5e Network Cabling Category 5e cable is commonly also referred to as Cat 5e This cabling is available in either solid or stranded twisted pair copper wire variants and as UTP Unshielded Twisted Pair or STP Shielded Twisted Pair UTP cables are not surrounded by any shielding making them more susceptible to electromagnetic interference EMI STP cables include shielding the copper wires and provides better protection against EletroMagnetic Interference EMI USB 2 0 Cables USB 2 0 cables have two distinct full sized connectors The Type A connector is used to connect the cable from a USB device to the Type A port on a computer or hub The Type B connector is used to attach the USB cable to a USB device Type A USB 2 0 Port Type AUSB2 0 Type B USB 2 0 Port Type B USB 20 Connector Connector RJ45 The Registered Jack RJ physical interface is what connects the network cabling Cat 5e to the LEX unit and REX unit You may use either the T568A scheme Table 1 or the T568B scheme Table 2 for cable termination as the USB 2 0 Ranger 2304 LAN requires all four pairs of the cable RJ45 connectors are sometimes also referre
14. high bandwidth devices are connected Consult with your network administrator to resolve this note Units will be pre paired with each other if they were sold together in the same box If they are not paired follow the instructions provided in the section for pairing a LEX and REX Increasing the number of switches between the LEX and REX may reduce the available bandwidth and as a result prevent some devices from functioning properly Preparing Your Site Before you can install the Ranger 2304 LAN you need to prepare your site 1 Place the computer where desired and set it up 2 Ensure that where you want to locate the USB device s is within 100m of Cat 5e cabling of the switch 3 Ensure that where you want to locate the computer is within 100m of Cat 5e cabling of the switch The cable distance between switches must be no greater than 100m if Cat 5e is used as the connection media Installing the LEX Unit Place the LEX unit near the computer Connect the supplied USB cable between the LEX host port and a USB port on the host computer Connect a Cat 5e patch cable not provided into the information outlet near the host computer Connect the patch cable into the Link port of the LEX unit S SS Installing the REX Unit Connect a Cat 5e patch cable not provided into the information outlet near the USB devices Connect the patch cable into the Link port of the REX unit Place the REX unit near the USB device s Assemble the
15. ing a Unit If for any reason a unit needs to have it s pairing removed this can be done by pressing and holding the Pair button for longer than 10 seconds Once this is completed the unit will not be paired to any other unit Compatibility The USB 2 0 Ranger 2304 LAN complies with USB 1 1 and USB 2 0 specifications governing the design of USB devices However Icron Technologies Corporation does not guarantee that all USB devices or hosts will be compatible with the Ranger 2304 LAN as there are a number of different characteristics that may impact the operation of USB devices over extended distances The USB 2 0 Ranger 2304 LAN does not support isochronous devices These are typically audio or video based devices It is h strongly recommended to not plug these devices into the extender system 11 Troubleshooting The following table provides troubleshooting tips The topics are arranged in the order in which they should be executed in most situations If you are unable to resolve the problem after following these instructions please contact Technical Support for further assistance PROBLEM CAUSE SOLUTION All LEDs on LEX unit are off All LEDs on REX unit are off Link LEDs on LEX unit and REX unit are off Link LEDs are blinking The LEX unit is not receiving power from the USB port The REX unit is not receiving power from the AC adapter e There is no connection between the LEX unit and REX unit
16. k that the device is detected and installed properly in the operating system Pairing the LEX and REX When bought as a complete system that consists of both a LEX and a REX the units will be paired with each other out of the box so no pairing action should be required However if units are bought individually individual units have been placed or you simply wish to change the LEX and REX pairings across a network then the following steps must be taken e The following steps apply to both direct connect and network connect configurations for the Ranger 2304 LAN 1 Ensure the LEX and REX units are either directly connected to each other or are connected to the same subnet on your network 2 Press and hold the Pairing button on the back of the LEX Release the button within 10 seconds The Link LED will start flashing 3 Within 10 minutes of activating the pairing mode on the LEX press and hold the Pairing button on the back of the REX Release the button within 10 seconds The Link LED will start flashing 4 The Link LED on both units may start flashing more slowly before finally turning on Once the Link LEDs are solid the link is established between both units If more than 10 minutes passes before the units are paired then the units will switch back to regular mode and reestablish the previous links they had if any To cancel pairing mode press and hold the Pairing button a second time Release it within 10 seconds Unpair
17. leshootiinguavsamaa ssammsceddaniaavskvimimdauoiiaveiirieiu 12 Contacting Technical SUpportuuusapumnemnensurnmarseiinimuinriannivispin 14 Warranty Information uaasnesdrnnensoqmmneinnsesimenunnimrvsiiiii iv 14 Obtaining Warranty Service ssssicssecssssseissiensasensisscocensssadexenesssssesensssbdenssdadsnseteniesons 15 Contacting Salesaanosovamimeimnmasdnekninnnikmivinimviinv iii 15 Contacting Technical Support sissinssssicconesciscssssvsssivensavesiesesevasaieieoeveavecenentenctenitenns 15 Technical Glossary sissssiscsesissncesscstciscsnweiinc ts nisadesteessndesecusisnsaivecssstenensessneisentsivecoainsns 16 Specifications eddik 17 Introduction This guide provides product information for the Ranger 2304 LAN installation instructions troubleshooting guidelines and instructions for contacting Icron regarding technical support and warranty information The instructions in this guide assume a general knowledge of computer installation procedures familiarity with cabling requirements and some understanding of USB devices NOTE Notes provide additional information that could be useful CAUTION Cautions provide important information about an operational requirement Ranger 2304 LAN Product Contents Your Ranger 2304 LAN is packaged with LEX Unit Local Extender e REX Unit Remote Extender G USB 2 0 Cable e REX AC International Power Adapter Country Specific Power Cable Quick Start Guide and Warranty Information Fe
18. non condensing FCC Class B CE Class B RoHS2 CE Maximum speed is heavily dependant on network configuration bandwidth and performance 1000Base T is highly recommended for best performance Isochronous devices such as webcameras and audio devices are not supported 17 Distributed by Cal Global L cem Connectivity 45 Beechwood Dr North Andover MA 01845 www L com com Fax 978 689 9484 E mail sales amp L com com Toll Free 1 800 343 1455 micron Icron Technologies Corporation 4664 Lougheed Highway Suite 221 Burnaby BC Canada V5C 515 Tel 1604 638 3920 Fax 1 604 638 3930 icron com
19. off My USB device does not work properly My USB device does not work at all The units are paired with each other but have not yet established a link The host computer is not powered on e The LEX unit is not connected to the computer The host computer is not recognizing the LEX The computer does not support USB hubs The Ranger 2304 LAN is malfunctioning e Insufficient bandwidth is available on the network to support the device e The device is an isochronous type device webcam audio device etc e Insufficient bandwidth is available on the network to support the device The LEX is not paired to the wrong REX e The device is an isochronous type device webcam audio device etc 13 1 Wait for a few minutes for the LEDs to go solid 2 If LEDs do not go solid contact your network administrator to determine if any traffic is being blocked between the units Disconnect all USB devices from the REX unit Disconnect the LEX unit from the computer Disconnect the REX unit from the AC power adapter Reconnect the LEX unit to the computer Reconnect the REX unit to the AC power adapter Inthe Universal Serial Bus controllers section of Device Manager check that the Ranger 2304 LAN is recognized as a Generic USB Hub Connect the LEX and REX directly to each other and try the USB device again Isochronous devices a
20. re not supported by the Ranger 2304 LAN Connect the LEX and REX directly to each other and try the USB device again Follow the instructions on page 11 and pair the LEX to the REX that is connected to the device you wish to use Isochronous devices are not supported by the Ranger 2304 LAN Contacting Technical Support If you are experiencing problems not referenced in the Troublehooting section you may contact Icron Technical Support at icron com support Warranty Information Limited Hardware Warranty Icron Technologies Corporation warrants that any hardware products accompanying this documentation shall be free from significant defects in material and workmanship for a period of two years from the date of purchase Icron Technologies Corporation s hardware warranty extends to Licensee its customers and end users The Warranty does not include repair of failures caused by misuse neglect accident modification operation outside a normal operating environment failure caused by service of the device by non authorized servicers or failure caused by a product for which Icron Technologies Corporation is not responsible Hardware Remedies Icron Technologies Corporation s entire liability and the Licensee s exclusive remedy for any breach of warranty shall be at Icron Technologies Corporation s option either a return of the price paid or b repair or replacement of hardware which will be warranted for the remain
21. rs IEEE 1394 Bus host controllers lt Keyboards F Mice and other pointing devices E Monitors aP Network adapters ER Processors Sound video and game controllers JE System devices 4 Universal Serial Bus controllers ASMedia XHCI Controller Fresco Logic xHCI USB3 Controller FL1009 Series Fresco Logic xHCI USB3 Root Hub Generic USB Hub Generic USB Hub Generic USB Hub Generic USB Hub Generic USB Hub 1 Intel R 6 Series C200 Series Chipset Family USB Enhanced Host Controller 1026 if Intel R 6 Series C200 Series Chinset Familv USR Fnhanced Hast Controller 10D ER m For Mac OS X users open the System Profiler to confirm that the Ranger 2304 LAN has installed correctly In the left hand column under Hardware select USB and inspect the right hand panel If the Ranger 2304 has been installed correctly you should find it listed as a Hub under the USB High Speed Bus USB Bus To open System Profiler in OS X Open the Finder select Applications then open the Utilities folder and double click on the System Profiler icon If the Ranger 2304 LAN is not detected correctly or fails to detect please consult the Troubleshooting Section later in this guide 10 Connecting a USB Device 1 Install any software required to operate the USB device s Refer to the documentation for the USB device s as required 2 Connect the USB device to the device port on the REX unit 3 Chec
22. together and connect them into a suitable AC outlet 3 Connect the power adapter to the REX unit Checking the Installation 1 4 On the LEX and REX units check that the Power Status Link and Host LEDs are on For direct connect if the Host or Link LEDs are permanently off then the cabling between the LEX and REX units may not be installed properly or is defective For network connect if the Link LED is blinking then the network connection between the LEX and REX is not complete and there may be faulty cabling network components misconfigured network components or the LEX and REX units may need to be re paired together see the section on pairing a LEX and REX For Windows users XP 7 8 open Device Manager to confirm that the Ranger 2304 LAN has installed correctly Expand the entry for Universal Serial Bus controllers by clicking the sign If the Ranger 2304 LAN has been installed correctly you should find it listed as a Generic USB Hub To open Device Manager in Windows XP Right click My Computer then select Properties gt gt Hardware tab gt gt Device Manager To open Device Manager in Windows 7 or 8 Open the Start menu right click on Computer then select Manage gt gt Device Manager wt File Action View Help r GES Pm 4 kenny QA ll Computer a Disk drives MX Display adapters DVD CD ROM drives fa Human Interface Devices IDE ATA ATAPI controlle
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