HP J4897A Installation Manual Download Page 6 | Manualshive

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3 Troubleshooting

Basic Troubleshooting Tips

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

Diagnosing with the LEDs

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3

Hardware Diagnostic Tests

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4

Testing the Switch by Resetting It . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4

Checking the Switch LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4

Testing Twisted-Pair Cabling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5

Testing End-to-End Network Communications . . . . . . . . . . . . . . . . . . 3-5

HP Customer Support Services

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5

A Specifications

Physical . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1

Electrical . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1

Environmental . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1

Acoustic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1

Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-2

Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-2

B Switch Ports and Network Cables

Switch Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1

Twisted-Pair Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1

Twisted-Pair Cable/Connector Pin-Outs

. . . . . . . . . . . . . . . . . . . . . . . B-3

Straight-Through Twisted-Pair Cable for
10 Mbps or 100 Mbps Network Connections . . . . . . . . . . . . . . . . . . . . B-4

Cable Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-4
Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-4

Crossover Twisted-Pair Cable for
10 Mbps or 100 Mbps Network Connection . . . . . . . . . . . . . . . . . . . . . B-5

Cable Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-5
Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-5

Straight-Through Twisted-Pair Cable for
1000 Mbps Network Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-6

Cable Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-6
Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-6

z3.book Page iv Friday, November 1, 2002 5:40 PM

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Summary of Contents for J4897A

Page 1: ...hp procurve series 2700 switches installation guide www hp com go hpprocurve ...

Page 2: ......

Page 3: ...HP Procurve Series 2700 Switches Installation Guide z3 book Page i Friday November 1 2002 5 40 PM ...

Page 4: ...IED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE Hewlett Packard shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing performance or use of this material Hewlett Packard assumes no responsibility for the use or reliability of its software on equipment that is not furnished by Hewlett Packard Warranty See ...

Page 5: ... 2700 Switches Included Parts 2 1 Installation Procedures 2 2 Summary 2 2 Installation Precautions 2 3 1 Prepare the Installation Site 2 4 2 Verify the Switch Operates Correctly 2 5 LED Behavior 2 6 3 Mount the Switch 2 7 Rack or Cabinet Mounting 2 7 Wall Mounting 2 10 Horizontal Surface Mounting 2 12 4 Connect the Switch to a Power Source 2 12 5 Connect the Network Cables 2 12 Using the RJ 45 Con...

Page 6: ... 1 Acoustic A 1 Connectors A 2 Safety A 2 B Switch Ports and Network Cables Switch Ports B 1 Twisted Pair Cables B 1 Twisted Pair Cable Connector Pin Outs B 3 Straight Through Twisted Pair Cable for 10 Mbps or 100 Mbps Network Connections B 4 Cable Diagram B 4 Pin Assignments B 4 Crossover Twisted Pair Cable for 10 Mbps or 100 Mbps Network Connection B 5 Cable Diagram B 5 Pin Assignments B 5 Strai...

Page 7: ...v C Safety and EMC Regulatory Statements Safety Information C 1 EMC Regulatory Statements C 8 Index Index 1 z3 book Page v Friday November 1 2002 5 40 PM ...

Page 8: ...z3 book Page vi Friday November 1 2002 5 40 PM ...

Page 9: ...d peripherals to these switches and connect them to a network backbone or to other switches hubs or routers This chapter describes your HP Series 2700 Switches including Front and back of the switches Features Switch operation overview HP Procurve Switch 2708 HP J4898A Power Fault 1 2 3 4 5 6 7 8 Act FDx Spd hp procurve switch 2708 J4898A 8 7 6 5 4 3 1 2 10 100 1000Base T Ports all ports are IEEE ...

Page 10: ...4898A 8 7 6 5 4 3 1 2 10 100 1000Base T Ports all ports are IEEE Auto MDI MDI X Reset Link Mode Mode LED View Spd mode off 10 Mbps flash 100 Mbps on 1000 Mbps 18 24 17 23 16 22 15 21 14 20 13 19 3 4 5 6 9 10 11 12 1 2 7 8 hp procurve switch 2724 J4897A Act FDx Spd Power Fault Reset Mode LED View 10 100 1000Base T Ports all ports are IEEE Auto MDI MDI X 1 2 3 4 5 6 13 14 15 16 17 18 7 8 9 10 11 12 ...

Page 11: ...able is connected to the port the port is not receiving a link signal Mode green Displays network activity information or whether the port is configured for full duplex operation or the speed of the connection depending on the mode selected See Mode LED View Button and Indicator LEDs on the next page for more information Mode LED View indicators 3 green LEDs Act Indicates that the port Mode LEDs a...

Page 12: ...cator LED is lit the Mode LED for each port displays activity information for the port it flickers as network traffic is received and transmitted through the port Ifthe Full Duplex FDx indicator LED is lit the Mode LEDs lightfor those ports that are operating in full duplex If the Speed Spd indicator LED is lit the Mode LEDs behave as follows to indicate the connection speed for the port Off 10 Mb...

Page 13: ...a power switch they are powered on when connected to an active AC power source The switches automatically adjust to any voltage between 100 240 volts and either 50 or 60 Hz There are no voltage range settings required Line 50 60 Hz 100 240 V 1 5 A 1 5 A AC power connector cooling vents make sure these are not obstructed for proper switch operation z3 book Page 5 Friday November 1 2002 5 40 PM ...

Page 14: ...hey will also work Complying with the IEEE 802 3ab standard the pin operation of each port is automatically adjusted for the attached device if theswitch detects that another switch or hub is connected to the port it configures the port as MDI if the switch detects that an end node device is connected to the port it configures the port as MDI X automatic learning of the hardware addresses in each ...

Page 15: ...evice filter out if the destination address is on the same port as the one on which the packet was received the packet is filtered out The switch thereby isolates local traffic so the rest of the network connected to the switch does not use bandwidth dealing with unnecessary traffic flood whenever a new destination address is found in a packet received on a port the destination address will not ye...

Page 16: ...z3 book Page 8 Friday November 1 2002 5 40 PM ...

Page 17: ... your Series 2700 Switches Included Parts The Series 2700 Switches are shipped with the following components HP Procurve Series 2700 Switches Installation Guide 5990 3055 this manual Customer Support Warranty booklet Accessory kit 5064 2085 two mounting brackets four 8 mm M4 screws to attach the mounting brackets to the switch four 5 8 inch number 12 24 screws to attach the switch to a rack four r...

Page 18: ...This is a simple process of plugging the switch into a power source and observing that the LEDs on the switch s front panel show correct operation See page 2 6 3 Mount the switch The Series 2700 Switches can be mounted in a 19 inch telco rack or equipment cabinet on a wall or on a horizontal surface 4 Connect power to the switch Once the switch is mounted plug it in to the nearby AC power source 5...

Page 19: ...e cord is adequately sized for the switch s current requirements In addition be sure to use a power cord displaying the mark of the safety agency that defines the regulations for power cords in your country The mark is your assurance that the power cord can be used safely with the switch When installing the switch note that the AC outlet should be near the switch and should be easily accessible in...

Page 20: ...es of the switch leave at least 3 8 cm 1 1 2 inches for cooling Cable Type Length Limits 10 Mbps operation Category 3 4 or 5 100 ohm differential unshieldedtwisted pair UTP orshielded twisted pair STP 100 Mbps operation Category 5 100 ohm differential UTP or STP 1000 Mbps operation Category 5E or better 100 ohm differen tial UTP or STP 100 meters 100 meters 100 meters Notes Since the 10Base T oper...

Page 21: ...e Series 2700 Switches do not have a power switch They are powered on when the power cord is connected to the switch and to a power source For safety the power outlet should be located near the switch installation The switch automatically adjusts to any voltage between 100 240 volts and either 50 or 60 Hz There are no voltage range settings required If your switch requires a different power cord t...

Page 22: ... network devices the Link LEDs stay on and the Mode LEDs behave according to the mode selected In the default mode Activity the Mode LEDs should flicker showing network activity on the port If the ports are not connected to active network devices the Link and Mode LEDs will stay off If the LED display is different than what is described above especially if the Fault LED stays on for more than 10 s...

Page 23: ...can be rotated allowing for a wide variety of mounting options Wa r n i ng For safe operation please read the Installation Precautions on page 2 3 before mounting the switch Eq ui pm en t Ca bi ne t N ot e The 12 24 screws supplied with the switch are the correct threading for standard EIA TIA open 19 inch racks If you are installing the switch in an equipment cabinet such as a server cabinet use ...

Page 24: ...e switch so that its front face is flush with the face of the rack or mounting it in a more balanced position as shown in the illustration N ot e Steps 2 3 and 4 below describe a convenient method of mounting the switch in a rack by placing it on two screws that you first install in the rack You may instead just hold the switch with attached brackets up to the rack and move it vertically until rac...

Page 25: ... as shown in the illustration below Ensure that the screws are at the same level in each upright 3 Place the switch in the rack and lower it so the notches in the bottom of the bracket slide onto the screws then tighten these screws partiallyinstalla screw into the top hole of a close 0 5 inch pair on both sides of the rack lower switch with mounting brackets onto the partially installed screw z3 ...

Page 26: ...n do not install the switch with the back face of the switch with the fan vents facing either downward or upward Ca ut ion The switch should be mounted only to a wall or wood surface that is at least 1 2 inch plywood or its equivalent 1 Use a 1 Phillips cross head screwdriver and attach the mounting brackets to the switch with the included 8 mm M4 screws 2 Attach the switch to the wall or wood sur...

Page 27: ...5 8 inch wood screws 5 8 inch wood screw second 5 8 inch wood screw hidden For Bookshelf Wall Mounting For Flat Wall Mounting M4 screws M4 screws Note that the brackets are attached on opposite corners This improves the stability of the switch on the wall z3 book Page 11 Friday November 1 2002 5 40 PM ...

Page 28: ... to secure the networking cables and switch power cord to the table leg or other part of the surface structure to help prevent tripping over the cords N ot e Make sure the air flowisnot restricted around the sides and back of the switch 4 Connect the Switch to a Power Source 1 Plug the included power cord into the switch s power connector and into a nearby AC power source 2 Re check the LEDs durin...

Page 29: ...d on device for example an end node is at the other end of the cable If the Link LED does not go on when the network cable is connected to the port see Diagnosing with the LEDs in chapter 3 Troubleshooting To disconnect Press the small tab on the plug and pull the plug out of the jack RJ 45 connector 100 ohm unshielded or shielded twisted pair cable Category 3 4 or 5 for 10 Mbps ports Category 5 o...

Page 30: ...imarily as desktop switches to which end nodes for power users local servers and printers and other peripherals are directly connected as shown in the above illustration Notice that the end node devices are connected to the switch by straight through or crossover twisted pair cables Either cable type can be used because of the IEEE Auto MDI MDI X feature on the Series 2700 Switches Power PCs and p...

Page 31: ...duplex if the connected device is also configured to Auto the switch will automatically negotiate both link speed and communication mode if the connected device has a fixed configuration for example 100 Mbps at half or full duplex the switch will automatically sense the link speed but will default to a communication of half duplex Because the Series 2700 Switches behave in this way in compliance w...

Page 32: ...epeaterdelaysbetweenendnodes Ifyouhave network problems after recent changes to the network change back to the previous topology If you no longer experience the problems the new topology is probably at fault An example topology is shown at the end of chapter 2 in this book and some topology configuration guidelines can be found online at the HP Procurve web site http www hp com go hpprocurve in th...

Page 33: ...ctions are secure 2 Try power cycling the switch by unplugging and plugging the power cord back in 3 If the Power LED is still not on verify that the AC power source works by plugging another device into the outlet Or try plugging the switch into a different outlet or try a different power cord If the power source and power cord are OK and this condition persists the switch power supply may have f...

Page 34: ...on is not working properly Try the following procedures For the indicated port verify that both ends of the cabling at the switch and the connected device are connected properly Verify the connected device and switch are both powered on and operating correctly Verifythatyouareusingcorrectlywirednetworkcables SeeappendixB Switch PortsandNetworkCables forcablepinoutinformation Either straight throug...

Page 35: ...o PCs on the network that have LAN adapters between which you can run a link level test or Ping test through the switch you can use this test to verify that the entire communication path between the two PCs is functioning correctly See your LAN adapter documentation for more information on running a link test or Ping test HP Customer Support Services Ifyouarestillhaving troublewithyourswitch Hewle...

Page 36: ...z3 book Page 6 Friday November 1 2002 5 40 PM ...

Page 37: ...IN 45635 T 19 Switch 2708 Switch 2724 Width 44 3 cm 17 4 in 44 3 cm 17 4 in Depth 23 7 cm 9 3 in 23 7 cm 9 3 in Height 4 4 cm 1 7 in 4 4 cm 1 7 in Weight 3 1 kg 6 8 lbs 3 5 kg 7 6 lbs AC voltage 100 240 volts Maximum current 1 5 A Frequency range 50 60 Hz Operating Non Operating Temperature 0 C to 55 C 32 F to 131 F 40 C to 70 C 40 F to 158 F Relative humidity non condensing 15 to 95 at 40 C 104 F...

Page 38: ...ompatible with the following standards IEEE 802 3ab 1000Base T IEEE 802 3u 100Base TX IEEE 802 3 10Base T Safety The Series 2700 Switches comply with these safety standards EN60950 IEC 950 CSA 22 2 No 950 cUL 1950 NOM 019 SCFI 1994 UL 1950 3rd Edition z3 book Page 2 Friday November 1 2002 5 40 PM ...

Page 39: ...m differential unshielded and shielded twisted pair cable with RJ 45 connectors as described next Twisted Pair Cables 10 Mbps Operation Category 3 4 or 5 100 ohm differential unshielded twisted pair UTP or shielded twisted pair STP cable complying with IEEE 802 3 Type 10Base T specifications fitted with RJ 45 connectors 100 Mbps Operation Category 5 100 ohm differential UTP or STP cable complying ...

Page 40: ...ortant than for either 10Base T or 100Base TX Site cabling that is being used to carry 1000Base T networking must comply with the IEEE 802 3ab standards In particular the cabling must pass tests for Attenuation Near End Crosstalk NEXT and Far End Crosstalk FEXT Additionally unlike the cables for 100Base TX the 1000Base T cables must pass tests for Equal Level Far End Crosstalk ELFEXT Multiple Dist...

Page 41: ...ou no longer have to use crossover cables If you do happen to use a correctly wired crossover cable though the switch will still be able to automatically detect the MDI MDI X operation of the connected device and will link correctly Other Wiring Rules All twisted pair wires used for 10 Mbps and 100 Mbps operation must be twisted through the entire length of the cable The wiring sequence must confo...

Page 42: ... Auto not in any fixed configuration such as 100 Mbps full duplex Cable Diagram N ot e Pins 1 and 2 on connector A must be wired as a twisted pair to pins 1 and 2 on connector B Pins 3 and 6 on connector A must be wired as a twisted pair to pins 3 and 6 on connector B Pins 4 5 7 and 8 are not used in this application although they may be wired in the cable Pin Assignments Straight Through Cable wh...

Page 43: ... Auto not in any fixed configuration such as 100 Mbps full duplex Cable Diagram N ot e Pins 1 and 2 on connector A must be wired as a twisted pair to pins 3 and 6 on connector B Pins 3 and 6 on connector A must be wired as a twisted pair to pins 1 and 2 on connector B Pins 4 5 7 and 8 are not used in this application although they may be wired in the cable Pin Assignments Crossover Cable white ora...

Page 44: ...ctor A must be wired as a twisted pair to pins 1 and 2 on connector B Pins 3 and 6 on connector A must be wired as a twisted pair to pins 3 and 6 on connector B Pins 4 and 5 on connector A must be wired as a twisted pair to pins 4 and 5 on connector B Pins 7 and 8 on connector A must be wired as a twisted pair to pins 7 and 8 on connector B Pin Assignments For 1000Base T operation all four pairs o...

Page 45: ...volt ages such aslightning or disturbancesin the electrical utilities power grid Handle exposed metal components ofthe networkwith caution Servicing There are no user serviceable parts inside these products Any servicing adjustment maintenance or repair mustbe performed only by service trained personnel These products do not have a power switch they are powered on when the power cord is plugged in...

Page 46: ...sions transitoires dangereuses telles que la foudre ou des perturba tions dans le réseau d alimentation public Manipulez les composants métalliques du réseau avec précautions Aucune pièce contenue à l intérieur de ce produit ne peut être réparée par l utilisateur Tout dépannage réglage entretien ou réparation devra être confié exclusivement à un personnel qualifié Cet appareil ne comporte pas de c...

Page 47: ...n beispielsweise durch Blitz oder Störungen in dem Starkstromnetz des Elektrizitätswerks Bei der Handhabung exponierter Metallbestandteile des Netzwerkes Vorsicht walten lassen Dieses Gerät enthält innen keine durch den Benutzer zu wartenden Teile Wartungs Anpassungs Instandhaltungs oder Reparaturarbeiten dürfen nur von geschultem Bedienungspersonal durchgeführt werden Dieses Gerät hat keinen Netz...

Page 48: ...ossono occasionalmente andare soggetti a pericolose tensioni transitorie ad esempio provocate da lampi o disturbi nella griglia d alimen tazione della società elettrica siate cauti nel toccare parti esposte in metallo della rete Nessun componente di questo prodotto può essere riparato dall utente Qualsiasi lavoro di riparazione messa a punto manutenzione o assistenza va effettuato esclusi vamente ...

Page 49: ... que los cables de la LAN se vean sometidos de vez en cuando a voltajes momentáneos que entrañen peligro rayos o alteraciones en la red de energía eléctrica Manejar con precaución los componentes de metal de la LAN que estén al descubierto Este aparato no contiene pieza alguna susceptible de reparación por parte del usuario Todas las reparaciones ajustes o servicio de mantenimiento debe realizarlo...

Page 50: ...C 6 Safety and EMC Regulatory Statements Safety Information Japan Safety and EMC Regulatory Statements Safety Information Japan z3 book Page 6 Friday November 1 2002 5 40 PM ...

Page 51: ...C 7 Safety and EMC Regulatory Statements Safety Information China Safety and EMC Regulatory Statements Safety Information China z3 book Page 7 Friday November 1 2002 5 40 PM ...

Page 52: ...ommercial environment This equipment gener ates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause interference to radio communications Operation of this equipment in a residential area may cause interference in which case the user will be required to correct the interference at his own expense Canada This product complies ...

Page 53: ...C 9 Safety and EMC Regulatory Statements EMC Regulatory Statements Safety and EMC Regulatory Statements Korea Taiwan z3 book Page 9 Friday November 1 2002 5 40 PM ...

Page 54: ...A4 A11 IEC 950 1991 A1 A2 A3 A4 EN60825 1 1994 A11 1996 IEC 825 1 1993 Class 1 EMC EN 55022 1998 CISPR 22 1997 Class A EN55024 1998 CISPR 24 1997 EN 61000 3 2 2000 IEC 61000 3 2 2000 Harmonics EN 61000 3 3 1995 IEC 61000 3 3 1994 Flicker Supplementary Information The products herewith comply with the requirements of the Low Voltage Directive 73 23 EEC and the EMC Directive 89 336 EEC and carry the...

Page 55: ...ons 3 3 buttons Mode LED View button 1 4 Reset button 1 2 C cabinet mounting the switch in 2 7 cables 1000Base T cable specifications B 1 connections 2 4 note on cable requirements B 2 100Base TX cable specifications B 1 connections 2 4 10Base T cable specifications B 1 connections 2 4 connecting cables to switch ports 2 12 effects of non standard cables 3 2 infrastructure requirements 2 4 twisted...

Page 56: ...mounting 2 12 network cable requirements 2 4 precautions 2 3 rack or cabinet mounting 2 7 site preparation 2 4 summary 2 2 wall mounting 2 10 L LEDs behavior during self test 2 6 checking during troubleshooting 3 4 descriptions of 1 3 error indications 3 3 Fault 1 3 showing error conditions 3 3 Link 1 3 location on switch 1 2 Mode description 1 3 selecting the display 1 4 mode view indicators 1 3 ...

Page 57: ...ch in 2 7 regulatory statements C 8 Reset button description 1 2 location on switch 1 2 resetting the switch location of Reset button 1 2 troubleshooting procedure 3 4 S safety and regulatory statements C 1 safety specifications A 2 selecting the Mode LED display 1 4 self test LED behavior during 2 6 specifications connectors A 2 electrical A 1 environmental A 1 physical A 1 safety A 2 straight th...

Page 58: ... 3 4 common network problems 3 1 diagnostic tests 3 4 effects of improper topology 3 2 effects of non standard cables 3 2 testing end to end communications 3 5 testing the switch 3 4 testing the twisted pair cables 3 5 twisted pair cable crossover cable pin out B 5 pin outs B 3 B 6 straight through cable pin out B 4 B 6 switch to computer connection B 4 B 6 switch to switch or hub connection B 5 t...

Page 59: ......

Page 60: ...nge without notice Copyright Hewlett Packard Company 2002 All right reserved Reproduction adaptation or translation without prior written permission is prohibited except as allowed under the copyright laws October 2002 Manual Part Number 5990 3055 5990 3055 ...

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