Kingston Technology EtheRx KNE8TX/WG User's Manual
Contents
1. Rev 10 97 Copyright O 1997 Kingston Technology Company All rights reserved Printed in the U S A Kingston Technology and the Kingston logo are trademarks of Kingston Technology Company Kingston Technology Company KNEXxTX WG User s Guide Rev A00 Appendix F Warranties and Notices 19 F C C Certification This device has been tested and found to comply with limits for Class A digital device pursuant to 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 Notice The official CE symbol indicates compliance of this Kingston Technology product to the EMC directive of the European Community The CE symbol found here or elsewhere indicates that this Kingston product meets or exceeds the following standards ENS0081 1 Electromagnetic Compatibility generic emissions standard EN55022 Limits and methods of measurement of radio interference characteristics EN50082 1 Electromagnetic Compatibility generic immunity standard IEC 801 2 Electrostatic discharge requirements 801 3 Radiated immunity requirements IEC 801 4 Electrical fast transient requirements C EN60950 Low Voltage Directive LVD Declaration of CE Conformity in accordance with the above standards has been2. 3u 100BASE TX standard e 4or8 UTP ports for 1OOBASE TX connections e A4or8 Link Activity and Partition Error status LEDs for easy troubleshooting e Utilization LEDs for displaying network traffic rates in percentages e Power LED and Collision LED for collision detection e Automatic Port Partitioning Reconnection e Uplink port that supports both crossover and straight through cable wiring e External auto sensing power supply operating at 100 240VAC 50 60Hz e Desktop and Wall mountable Package Contents EtheRx Workgroup hubs should contain the following items EtheRx KNE4TX WG or KNE8TX WG Fast Ethernet hub 4 Rubber Feet External DC power supply Power cord User s Guide L DDD If any of the items are missing or damaged please contact your Kingston dealer for a replacement Be sure the items you receive are genuine Kingston Technology products If the Kingston name and logo are not on the front panel of the unit it s not a genuine Kingston product Kingston Technology Company KNExTX WG User s Guide Rev A00 Design Features 3 Design Features The EtheRx hub complies with the full set of repeater basic functions as defined by IEEE 802 3u These functions include all Repeater Functions Signal Regeneration Receive Jabber Protection Collision Handling Error Handling and Auto Partitioning Reconnection Repeater Functions If any single port senses the start of a valid packet on its receiving line the
3. made and is on file at Kingston Technology C KNExTX WG User s Guide Rev A00 Kingston Technology Company
4. one wiring scheme be used in premise wiring to avoid potential problems KNExTX WG User s Guide Rev A00 Kingston Technology Company 12 12345678 T568A Fig B 1 4 Pair TS68A Wiring T568A SEN Pin 1 Pair3 White Green Pin 2 Green White Pin 3 White Orange Pin 4 Blue White Pin 5 White Blue Pin 6 Orange White Pin 7 White Brown Pin 8 Brown White Table B 3 4 Pair T568A Wiring Kingston Technology Company Appendix B Cabling Guidelines 12345678 T568B Fig B 2 4 Pair T568B Wiring T568B Pin 1 Pin 2 Pin 3 Pin 4 Pin 5 Pin7 ra m pma e Table 4 4 Pair 568 Wiring White Orange Orange White White Green Blue White White Blue Green White White Brown Brown White KNExTX WG User s Guide Rev A00 Appendix B Cabling Guidelines 13 Rating Codes UTP cables meet different UL NEC requirements based on cable jacket quality Below is an explanation of the rating codes for each cable type UL The National Electrical Code NEC published by the National Fire Protection Association NFPA details advisory safety considerations for electrical wiring NEC Article 800 Communications Cables are manufactured to meet these different cable types 1 CMP Cables meeting type CMP requirements are suitable for installation in ducts and plenums without the use of conduit These cables are designed for fire resistance and low smoke producin
5. Crossover wiring illustrated below in Table B 2 Straight Through Cable Wiring Crossover Cable Wiring Pin Number Pin Number Pin Number Pin Number 1 TRX um RCV 4 2 2 TRX 3 RCV 4 1 2 3 RCV RCV 3 6 RCV 1 6 RCV 6 RCV 1 2 3 6 RCV 2 TRX 4 5 7 8 Not Used 4 5 7 8 Not Used Table B I Straight Through Wiring Cable Wiring Standards There are two governmental agencies the Electronic Industry Association EIA and the Telecommunications Industry Association TIA which set the standard for all cable wiring requirements for commercial buildings For 100BASE TX networks Category CAT 5 should be used Table B 2 Crossover Wiring With the advent of 100Mbit network products it is best to use higher quality CAT 5 cables like Belden or Helix as well as CAT 5 compliant patch panels and connectors while following the EIA TIA wiring standards 100 Ohm UTP STP CAT 3 4 amp 5 type cables use 4 pair UTP wiring Refer to the illustrations on page 12 for standard 100BASE TX wiring and 4 pair 100Mbit wiring using either T568A Table B 3 or T568B Table B 4 wiring standards Both T568A and T568B wiring configurations are compatible with IOBASE T and 100BASE TX and require no special hardware configurations However it is highly recommended that only
6. EtheRx hub will re transmit the received data to all other ports on the network The re transmission of packets complies with the IEEE 802 3u specification in terms of preamble structure voltage amplitude and timing characteristics These timing regenerations prevent cumulative signal loss jitters and distortion caused by network cabling thus allowing the EtheRx hubs to be cascaded to other 100BASE TX Class repeaters Receive Jabber Protection The EtheRx hub provides a Receive Jabber Protection scheme to ensure that the network is not disabled due to reception of excessively long data packets This protection scheme will automatically interrupt the receiver if the EtheRx hub has been continuously receiving for more than 65 536 bit times Collision Handling The EtheRx hub will detect and respond to collision conditions as outlined in the IEEE 802 3u specifications Error Handling The 100BASE TX standard uses an improved method of error handling called block coding With 100BASE TX Fast Ethernet the new error handling feature prevents substandard links from generating streams of false carrier and interfering with other links Automatic Port Partitioning Reconnection If any of the ports on the EtheRx hub experience excessive collisions or faulty conditions that particular port can be partitioned Once partitioned the hub will continue to monitor that port If the error conditions have been corrected or a good data packet is rece
7. KINGSTON TECHNOLOGY EtheRx 4 PORT AND 8 PORT WORKGROUP 100BASE TX FAST ETHERNET HUBS USER S GUIDE MODELS KNE4TX WG KNE8TX WG Kingston Technology s EtheRx Workgroup 4 Port and 8 Port 100BASE TX Fast Ethernet Hubs User s Guide Part No 4460057 001 A00 s Kingston NOLOGY Kingston Technology Company 17600 Newhope Fountain Valley CA 92708 714 435 2600 KNExTX WG User s Guide Rev A00 Kingston Technology Company TABLE OF CONTENTS Introduction s iret t te poems Sead obe 1 Model 1 Special Features 2 Package lt 2 Design Features epe eoi i teet 3 Repeater Functions 3 Receive Jabber Protection 3 Collision Handling a 3 Error Handling d ee iet 3 Automatic Port Partitioning Reconnection 3 Hardware Installation a 4 Front Pariel iere 4 Power LED aaa Heer 4 Utilization LEDS eem 5 Collision aaa aus aaa 5 4 or 8 UTP Port LEDS 5 Cascade Switch eene 6 Rear Panel Adae paie 8 4 or 8 UTP Ports 8 DC Power 8 Ap
8. MDI configured device Leave the cascade switch Move the cascade switch in the default crossover to Straight trough MDI X position when position when e us the last UTP x Workgroup connecting the last UTP port port 4 or port 8 on port port 4 or port 8 on the EtheRx Hub to another lt the EtheRx Hub to Class repeater or other network card or router MDI X configured device Fi MDl configured Fig 1 4 Cascade Switch functions Notes on MDI and NDI X Ports MDI Media Dependent Interface is the IEEE 802 3 standard for the interface to the UTP cable For two 100BASE TX devices to communicate with each other the transmitter of one device must be connected to the receiver of the other device This can be achieved by using a crossover cable or by using one MDI X port that implements the cross over internally Kingston Technology Company KNExTX WG User s Guide Rev A00 Front Panel 7 Port 1 through Port 3 or 7 respectively like all normal hub ports are configured MDI X whereas the last UTP ports Port 4 or Port 8 support both port configurations MDI and MDI X All NICs Network Interface Cards and Router ports are usually by default configured MDI A simple illustration shows the relationship of cable types to port types Switch Port For Connection to For Connection to a Position Config another Hub Port MDI X Network Adapter MDI MDI X Use Crossover cable Use Straight through cab
9. ain Class 0 maximum length segment topology two Class D repeaters may exist between any two nodes within a single collision domain Will 100BASE TX run on Category 3 cable No Category 3 CAT 3 cabling even in short lengths generates too much near end crosstalk for 100BASE TX networks The IEEE 802 3u 100BASE TX Fast Ethernet standard requires Category 5 100 Q UTP or 150 Q STP which complies with ISO IEC 11801 1995 What is Category 5 Category 5 CAT 5 is a further extension of the EIA TIA 568 cabling system to 100 MHz Category 5 components ie UTP trunk and patch cables modular plug and patch panel etc are defined by EIA TIA 568 but with the characterizations extended to 100 MHz by TSB 36 and TSB 40 The cable grades are categorized as follows e Category 3 up to 16 MHz e Category 4 up to 20 MHz e Category 5 up to 100 MHz Kingston Technology Company KNExTX WG User s Guide Rev A00 Appendix Commonly Asked Questions 17 Category 5 Compliance vs Category 5 Performance Having CAT 5 components in your network installation does not necessarily achieve full Category 5 performance To achieve any category rated performance make sure all cabling components are at least of the minimum category required To achieve full CAT 5 performance all components must be CAT 5 compliant and terminated properly according to EIA TIA 568 TSB 36 and TSB 40 guidelines What are the Guidelines for Proper Terminat
10. amount of data traffic is measured in frames per second FPS then calculated into percentage values 1 12 25 50 gt 60 The appropriate LED will light up based on network activity Collision LED If a collision is detected on the network the Collision LED will flash amber A collision occurs when the hub receives data from two or more nodes simultaneously 4 or 8 UTP Port LEDs The LINK ACTIVITY PARTITION LEDs use two colors to display three states of operation for the 4 or 8 UTP ports If a good link is established on any given port the LED will light up steady green indicating a valid network connection between the network node and the hub If the LED does not display solid green indicating a good link check the following 1 Make sure the power is turned on for both the PC and EtheRx hub 2 Verify the network adapter has loaded its drivers from the PC Some network adapters require the drivers to be loaded to establish a proper link Make sure the correct cable type is selected 4 Make sure the cable is wired properly and connected on both ends 3 If steps 1 thru 4 are correct the cable may be defective or not wired correctly Please refer to Appendix A for pin assignments and Appendix B for cabling guidelines A flashing green light indicates when data is being received A flashing amber light indicates one of the following occurences 1 port has been partitioned due to an excessive number of
11. collisions or 2 A port has encountered errors due to invalid packets or jabber conditions KNEXTX WG User s Guide Rev A00 Kingston Technology Company 6 Front Panel Cascade Switch The Cascade Switch provides cable wiring flexibility on the last UTP Port i e Port 4 or Port 8 for connecting to a workstation or cascading to another hub By default the last UTP port is set to Crossover left side as a standard internally crossed port or MDI X port Depending on the wiring of your UTP cable normally Straight Through the port is used to connect a workstation For cascading to another Class repeater using a straight through cable move the Cable Switch to Straight Through right side If a crossover UTP cable is used to cascade to another Class repeater leave the Cable Switch in the Crossover position See Figure 1 4 for a diagram showing the cascade switch settings To verify the pin wiring of your UTP cable refer to Appendix B Cabling Guidelines on page 11 Using a Straight Through Cable Move the cascade switch to the straight through Leave the cascade switch in the default crossover MDI X position when x Workgroup position when connecting connecting the last UTP the last UTP port port 4 port port 4 or port 8 on LE or port 8 on the EtheRx the EtheRx Hub to a Mim Hub to another Class repeater or other MDI X network card or router or configured device other
12. d 8 Port Fast Ethern t Workgroup Hubs Media Interface KNEATX WG 4 UTP ports for 100Mbps connections KNESTX WG 8 UTP ports for 100Mbps connections Diagnostic LEDs 1 LED for Power Indicator steady green 5 LEDs for Utilization status steady green 1 LED for Collision Detection flashing amber 1 LED for each port Link steady green Activity flashing green Partition Error flashing amber Connection Type RJ 45 Female Maximum Cable Length Cascading 2 Class p repeaters 2 max 5m 16 4ft Repeater to node 100m 328ft 10 to 90 non condensing Electricals Input Voltage 100VAC 240VAC 50 60Hz Auto sensing Output Voltage 5VDC 2A Power Polariy Power Consumption KNE4TX WG 4 5W KNESTX WG 8 5W 1 1 28mm x 6 5 165mm x 6 1 155mm Weight Kingston Technology Company KNExTX WG User s Guide Rev A00 Appendix D Commonly Asked Questions 15 EMI Standards FCC Class A CE CISPR A EMC Standards EN55022 IEC801 2 IEC801 3 IEC801 4 Low Voltage Directive EN60950 KNExTX WG User s Guide Rev A00 Kingston Technology Company 16 Appendix D Commonly Asked Questions Appendix D Commonly Asked Questions Class vs Class 10 100BASE TX Fast Ethernet Repeaters There are currently two classes of Fast Ethernet repeaters defined as Class T and Class D Class D in a maximum length segment topology only one Class D repeater may exist between any two nodes within a single collision dom
13. g characteristics CMR Riser type cables are engineered to prevent the spread of fire from floor to floor and are suitable for vertical shaft applications CM Cables for general building wiring CM cables are used in areas other than plenums and risers These cables are resistant to the spread of fire and pass the UL 1581Vertical Tray Flame Test MP MPR amp MPP Within Article 800 the Multi purpose Cables Category allows conditional substitutions between different cable types amp are restricted by number AWG size and stranding of the cable conductors Terms You Should Be Familiar With BACKBONE WIRING The physical electrical interconnections between telecommunications closets and equipment rooms COMPLIANCE A wiring device that meets all characteristics of a standard is said to be in compliance with that standard TWISTED PAIR UTP Two insulated copper wires twisted around each other to reduce interference from one wire to the other The twists are varied in length to reduce the potential for signal interference between pairs Several sets of twisted pair wires may be enclosed in a single cable KNExTX WG User s Guide Rev A00 Kingston Technology Company 14 Appendix B Cabling Guidelines 4 NEAR END CROSSTALK NEXT In wires packed together within a cable the signals generated at one end of the link can flush out the weaker signals coming back from the recipient Appendix C Specifications EtheRx 4 an
14. ion It is important to maintain the twists of the cable as close to the termination on the outlet as possible to avoid NEXT Near End Cross Talk and to maintain the transmissions characteristics of the Category Category specifications require that pair twisting be maintained to within the following distances from the outlet termination e Category 3 maximum allowed untwisting 3 inches e Category 4 maximum allowed untwisting 1 inch e Category 5 maximum allowed untwisting 1 2 inch Can mix CAT and CAT 5 cabling in the same building Yes but keep in mind you will not have CAT 5 performance It is a good idea to keep the lines separated when installing any new lines Use CAT 5 UTP cabling only Can a Four Pair CAT 5 cable support two 100BASE TX devices Although only two pairs are used in the standard four pair CAT 5 UTP cable it is not recommended because it exceeds the specifications outlined by IEEE 802 3u Appendix E Mounting Templates KNEXTX WG User s Guide Rev A00 Kingston Technology Company 18 AppendixD Mounting Templates The EtheRx WorkGroup hubs can be stationed on a flat surface using the four rubber feet provided or mounted vertically by using the mounting holes on the bottom side of the unit The illustrations below detail the measurements and mounting holes and rubber feet locations They are drawn to scale although not actual size Front Panel R
15. ived without a collision the hub will automatically reconnect that port to the network KNExTX WG User s Guide Rev A00 Kingston Technology Company 4 Front Panel Hardware Installation Before you begin installing network cables please take a few moments to familiarize yourself with the EtheRx hubs The front and rear panels of the Fast Ethernet Workgroup hubs are illustrated below Front Panel Utilization LEDs UTP Port LEDs Kin joosase tx ciass Repeater EtheRx Workgroup TECHINOLOGY PWR UTIL LINK ACTIVITY PARTITION o 0000 e eeee lt z fi 2 8 3 em um a KNE4TX WG CXTRA COLL CASCADE Power LED Collision LED Cascade Switch Fig 1 2 KNE4TX WG Front Panel Utilization LEDs UTP Port LEDs ciass Repeater EtheRx Workgroup TECHIN OLOGY PWR p HNK ACTIVITY PARTITION 00000 00000000 gt aut COLL 1 2 CASCADE KNE8TX WG Power LED Collision LED Cascade Switch Fig 1 3 KNE8TX WG Front Panel Power LED The green LED indicates the power status The LED will light up when the unit is properly connected to the accompanying DC power supply For further details please refer to Figure 1 8 on page 8 Kingston Technology Company KNExTX WG User s Guide Rev A00 Front Panel 5 Utilization LEDs The five Utilization LEDs display the rate of network traffic in percentages of the total available bandwidth The
16. le w Use Straight through cable Use Crossover cable Table 1 1 Cascade Switch functions Maximum cable length between two 2 cascaded Class repeaters lt 5m 16 4ft Kingston Q Repeats EtheRx Workgroup 60990999 m Class repeater Class repeater Tl 1 Maximum cable Maximum cable length from hub 100m length from hub to node to node Node Node H l Fig 1 5 Typical Class D Repeater Cascade Configuration KNExTX WG User s Guide Rev A00 Kingston Technology Company 8 Rear Panel Rear Panel Fig 1 6 KNE4TX WG Rear Panel lo D 8 7 6 5 4 3 2 1 w w Fig 1 7 KNE8TX WG Rear Panel 4 or 8 UTP Ports The UTP ports are numbered 1 through 4 or 1 through 8 for 100 connections Since crossover function is implemented on all UTP MDI X ports a straight through UTP cable should be used Note Port 4 and Port 8 support both cable types using the cascade switch Refer to Appendix A amp B for details on RJ 45 pin assignments and cable guidelines DC Power Connector The EtheRx hub gets its power from the auto sensing power supply Insert the power jack into the DC power connector located to the far right For safety purposes ONLY use the included power supply for proper operation The wrong type of power supply may cause damage to both the EtheRx hub and the power suppl
17. or toll free at 800 435 0640 U S and Canada only Kingston European Technical Support can be reached from within the U K at 01932 738858 Kingston provides other service numbers when calling from Germany 0130 115 639 or fax 0130 860 599 from Austria 0660 5569 or fax 06 607 434 from Switzerland 0800 557 748 or fax 0800 552 182 from France 0800 905 701 or fax 0800 900 910 or from Belgium in English 0800 72763 This warranty covers only repair or replacement of defective Kingston products as provided above Kingston is not liable for and does not cover under warranty any costs associated with servicing and or the installation of Kingston products Disclaimers The foregoing is the complete warranty for Kingston products and supersedes all other warranties and representations whether oral or written Except as expressly set forth above no other warranties are made with respect to Kingston products and Kingston expressly disclaims all warranties not stated herein including to the extent permitted by applicable law any implied warranty of merchantability or fitness for a particular purpose In no event will Kingston be liable to the purchaser or to any user of the Kingston product for any damages expenses lost revenues lost savings lost profits or any other incidental or consequential damages arising from the purchase use or inability to use the Kingston product even if Kingston has been advised of the possibility of such damages
18. pendiC8s cete Ee eiie eO Gal e DEUS ee Sede lt 9 Appendix A Pin Assignments 10 UTP Pin Assignments 10 Kingston Technology Company KNExTX WG User s Guide Rev A00 Appendix B Cabling Guidelines 11 UTP Cable Wiring 11 Cable Wiring Standards 11 Rating Codes l a a a aa 13 Appendix C Specifications 14 Appendix Commonly Asked Questions 16 Appendix Mounting Templates 17 Appendix F Warranties and Notices 19 Limited Warranty Statement 19 Duration of Warranty 19 Free Technical 20 Disclaimers 20 F C C Certification 21 CE Notice tne 21 KNExTX WG User s Guide Rev A00 Kingston Technology Company Introduction 1 Introduction Intended Audience This manual assumes that the user has a general working knowledge of networking principles and architecture and is familiar with network systems in general Congratulations on the purchase of your Kingston EtheRx WorkGroup WG series 00 Fast E
19. r from the date of original retail purchase Winchester hard disk drives in a 1 8 inch form factor optical storage products and magnetic tape storage products KNExTX WG User s Guide Rev A00 Kingston Technology Company 20 Appendix F Warranties and Notices Warranty Claim Requirements To obtain warranty service return the defective product freight prepaid and insured to your local authorized Kingston dealer or distributor or to the Kingston factory service center located at 17600 Newhope Street Fountain Valley California 92708 U S A You must include the product serial number if applicable and a detailed description of the problem you are experiencing You must also include proof of the date of original retail purchase as evidence that the product is within the applicable warranty period If you return the product directly to the Kingston factory you must first obtain a Return Material Authorization RMA number by calling Kingston Customer Service at 714 438 1810 and include the RMA number prominently displayed on the outside of your package Products must be properly packaged to prevent damage in transit Free Technical Support Kingston provides free technical support If you experience any difficulty during the installation or subsequent use of a Kingston product please contact Kingston s Technical Support department prior to servicing your system Kingston Technical Support can be reached in the U S at 714 435 2639
20. ranty The following Kingston products are covered by this warranty for life solid state memory e g memory modules and boards networking adapters networking hubs without cooling fans excluding the power supply solid state PC Card PCMCIA adapters and microprocessor upgrade products Seven Year Warranty The following Kingston products are covered by this warranty for a period of seven years from the date of original retail purchase storage enclosures including the power supply cables terminators and accessories Five Year Warranty The following Kingston products are covered by this warranty for a period of five years from the date of original retail purchase the power supply in networking hubs without cooling fans and all other Kingston products other than those products covered by a three year two year or one year warranty as provided below Three Year Warranty The following Kingston products are covered by this warranty for a period of three years from the date of original retail purchase networking hubs with cooling fans including the power supply Two Year Warranty The following Kingston products are covered by this warranty for a period of two years from the date of original retail purchase Solid State Floppy Disk Cards SSFDC and Winchester hard disk drives in a 2 5 inch 3 5 inch or 5 25 inch form factor One Year Warranty The following Kingston products are covered by this warranty for a period of one yea
21. thernet hubs There are two models available in this series KNEATX WG which is the 4 Port model and KNESTX WG which is the 8 Port model The EtheRx Workgroup series hubs are Class repeaters that conform to IEEE 802 3u 100BASE TX standards Please refer to Appendix D for further information on Class repeaters The EtheRx Workgroup hubs support up to four 4 or eight 8 UTP Unshielded Twisted Pair ports for 1OOBASE TX network connections Both models include a cascade switch on the last UTP port Port 4 or Port 8 which supports both straight through and crossover cable types The UTP ports use dual color LEDs to show three states of operation link activity and partition error The EtheRx hubs also include a collision LED for collision detection and five 5 utilization LEDs to display the level of network traffic in percentages of the total available bandwidth For the remainder of this manual the KNE4TX WG 4 port model and the KNE8TX WG 8 port model hubs will be referred to as the EtheRx hubs e KNE4TX WG 4 Port I00BASE TX Hub e KNESTX WG 8 Port I00BASE TX Hub Model Types Kingston class Repeater EtheRx Workgroup p uns m R KANGSCOM ivosase tx cass Repeater EtheRx Workgroup 00000 Fig 1 1 KNE4TX WG amp KNESTX WG KNEXTX WG User s Guide Rev A00 Kingston Technology Company 2 Introduction Special Features e 100 Class D compliant repeater e Conforms to IEEE802
22. ubber Feet 1 08 5 95 2 Wall Mount Holes 2 4 28 gt Rubber Feet gt 295 Rear Panel 6 44 lt Rubber Feet Kingston g 5 95 Q Rubber Feet gt S 2 96 Rear Panel 6 44 Fig E 1 Mounting Template specifications Kingston Technology Company KNExTX WG User s Guide Rev A00 Appendix F Warranties and Notices 19 Appendix F Warranties and Notices Limited Warranty Statement KINGSTON TECHNOLOGY COMPANY Kingston warrants that this product is free from defects in material and workmanship Subject to the conditions and limitations set forth below Kingston will at its option either repair or replace any part of this product which proves defective by reason of improper workmanship or materials Repair parts or replacement products will be provided by Kingston on an exchange basis and will be either new or refurbished to be functionally equivalent to new This warranty does not cover any damage to this product which results from accident abuse misuse natural or personal disaster or any unauthorized disassembly repair or modification Duration of Warranty Lifetime War
23. y NOTE The power supply output voltage is 5VDC 2 0A Polarity on the power jack and DC power connector is negative on the outside and positive on the inside Rear Panel View DC Power Jack DC Power Connector Fig 1 8 DC Power Connector Kingston Technology Company KNEXxTX WG User s Guide Rev A00 Appendices Appendices KNExTX WG User s Guide Rev A00 Kingston Technology Company 10 Appendix A Pin Assignments Appendix A Pin Assignments UTP Pin Assignments UTP Ports use RJ 45 Unshielded Twisted Pair UTP cabling Cable Pin Numbers and Pin Wiring Assignments are listed below in Figure A 1 and Table A 2 respectively Twisted Pair cables can be wired with either Straight Through or Crossover pin assignments Both wiring schemes are mentioned in Appendix B Cabling Guidelines for reference in creating a twisted pair cable 12345678 Fig A 1 RJ 45 Connector Pin Numbers Transmit Data ReeeDas Not Used Table A 1 UTP Pin Assignments Kingston Technology Company KNExTX WG User s Guide Rev A00 Appendix B Cabling Guidelines 11 AppendixB Cabhbling Guidelines UTP Cable Wiring 100BASE TX unshielded twisted pair cables can be wired as Straight Through or in some cases Crossover depending on the application For workstations connected to a hub use Straight Through wiring illustrated in Table B 1 In some instances you may want to use
Download Pdf Manuals
Related Search