3Com 3C10220 - Ethernet Power Source Supply User Manual Download Page 4

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ROUBLESHOOTING

Solving EPS Problems

Solving NBX Telephone Problems

Solving Wireless Access Point Problems

AFETY

NFORMATION

Important Safety Information

L’information de Sécurité Importante

Wichtige Sicherheitsinformationen

ECHNICAL

PECIFICATIONS

AND

SSIGNMENTS

ORPORATION

IMITED

ARRANTY

Summary of Contents for 3C10220 - Ethernet Power Source Supply

Page 1: ...http www 3com com 3Com Ethernet Power Source Guide 3C10220 12 Port Ethernet Power Source 3C10222 24 Port Ethernet Power Source Part Number 10038538 01 Rev B Published November 2000 ...

Page 2: ...dia in a directory file named LICENSE TXT or LICENSE TXT If you are unable to locate a copy please contact 3Com and a copy will be provided to you UNITED STATES GOVERNMENT LEGEND If you are a United States government agency then this documentation and the software described herein are provided to you subject to the following All technical data and computer software are commercial in nature and dev...

Page 3: ...Ports 12 LEDs 12 Rear Panel Connections 14 Information Label 14 Console Port 14 DC Power Socket 15 AC Power Socket 15 Guidelines for Network Configuration 15 2 INSTALLING THE ETHERNET POWER SOURCE AND END DEVICES Choosing a Suitable Site 20 Rack mounting the EPS 21 Power up Sequence 22 Adding Power 22 Verifying Correct Operation 22 Selecting the Correct Cables 22 Power Splitter Cable 24 Connecting...

Page 4: ... Problems 30 Solving Wireless Access Point Problems 32 A SAFETY INFORMATION Important Safety Information 36 L information de Sécurité Importante 37 Wichtige Sicherheitsinformationen 39 B TECHNICAL SPECIFICATIONS AND PIN ASSIGNMENTS 3COM CORPORATION LIMITED WARRANTY ...

Page 5: ...onsible for installing and setting up network equipment It assumes a basic working knowledge of LANs Conventions Table 1 and Table 2 list conventions that are used throughout this guide Table 1 Notice Icons Icon Notice Type Description Information note Information that describes important features or instructions Caution Information that alerts you to potential loss of data or potential damage to ...

Page 6: ...ce represents information as it appears on the screen Commands The word command means that you must enter the command exactly as shown and then press Return or Enter Commands appear in bold The words enter and type When you see the word enter in this guide you must type something and then press Return or Enter Do not press Return or Enter when an instruction simply says type Keyboard key names If ...

Page 7: ... Support For information about these topics Product Troubleshooting Software Downloads Documentation 3Com Service use your web browser to access this web site http support 3com com and look for Network Telephony Products ...

Page 8: ...8 ABOUT THIS GUIDE ...

Page 9: ...er only to those devices capable of accepting it The EPS Eliminates the need for AC outlets Uninterrupted Power Supplies UPS and AC DC adapters Can be used with the 3Com NBX 100 Communications System business telephones and with 3Com s wireless access points Is easy to add to your network Allows you to manage power centrally This chapter covers these topics Overview of the Ethernet Power Source Fr...

Page 10: ...the following hardware features Remote power feeding of Ethernet terminals 12 or 24 ports of combined 10BASE T 100 BASE TX data and power Shielded RJ 45 input output connectors Universal 85 264VAC 50 60Hz input Power feeding over 7 8 and 4 5 spare twisted pairs of Category 5 UTP STP cable Independent overload and short circuit protection for each port Port status LED indicators Power on off comman...

Page 11: ... on the bottom row are numbered from left to right as you face the front of the unit Each output port is located immediately above the input port to which it corresponds You must use non crossover cables with both input and output ports 10 100BASE TX Data Input Ports The EPS input ports bottom row accept Ethernet data only Tx Rx over the standard two wire pairs on an RJ 45 connector Transmit on pi...

Page 12: ...ble 3 LED Behavior Per port Status Indications Visual Indications for Each Port Port Status Yellow LED Green LED Note Do not automatically assume that a yellow LED indicates a problem For example if the yellow LED for any port is ON the EPS is not supplying power to that port device which may indicate that the device is not capable of accepting power via its Ethernet connection Off On Normal condi...

Page 13: ...nected or An AC power supply is plugged into the AC inlet and a power failure has occurred on the redundant DC power supply that is connected Off On An AC power supply is not plugged into AC inlet and a redundant DC power supply is connected or A main power supply fault has occurred and a redundant DC power supply is connected On On An AC power supply is plugged into AC inlet and A redundant DC su...

Page 14: ...standard null modem cable The port settings are fixed and have these values Baud Rate 9600 Data Bits 8 Parity None Stop Bit s 1 If you are upgrading the firmware on the EPS using a local computer connected by a null modem cable the upgrade program configures the communications port that you select on your computer COM1 is the default to match these settings You can obtain the firmware upgrade prog...

Page 15: ...ttached to the EPS output ports AC Power Socket The EPS adjusts to any supply voltage from 90 through 240V AC Guidelines for Network Configuration Design your network with these guidelines in mind In a typical application the maximum UTP cable length is 100 m 328 ft using Category 5 cable from the main switch or hub to the far end NIC device 3Com recommends that you use a short UTP cable of 1 to 2...

Page 16: ...ER 1 3COM ETHERNET POWER SOURCE OVERVIEW Figure 4 Sample EPS Topology with the NBX 100 Communications System NBX 100 Switch or Hub 3Com Ethernet Power Source Wiring Closet Patch Panel Premises Cabling Wall Jack ...

Page 17: ...iguration 17 Figure 5 Sample Network Topology with a 3Com Wireless Access Point 3Com Ethernet Power Source Wiring Closet Patch Panel Servers 3Com Wireless Access Point Premises Cabling Laptop with Wireless PCM Card Switch or Hub ...

Page 18: ...18 CHAPTER 1 3COM ETHERNET POWER SOURCE OVERVIEW ...

Page 19: ...components from the Power Source unit or carry out any maintenance procedures you must read the safety information provided in Appendix A of this guide AVERTISSEMENT Consignes de sécurité Avant d installer ou d enlever tout composant du Power Source unit ou d entamer une procédure de maintenance lisez les informations relatives à la sécurité qui se trouvent dans l Appendice A de ce guide WARNHINWE...

Page 20: ...ractices for Fast Ethernet including the 100 meter limit on total cable length Locate the EPS so that you can connect cables easily Locate cables away from sources of electrical noise such as Radios transmitters or broadband amplifiers Power lines Fluorescent lighting fixtures Make sure that no water or moisture can enter the EPS case The unit is not designed for outdoor use Make sure that air can...

Page 21: ...ont facing you 2 Place a mounting bracket over the mounting holes on one side of the unit as shown in Figure 6 Figure 6 Fitting a Bracket for Rack Mounting 3 Insert the three screws and tighten with a suitable screwdriver not provided You must use the screws supplied with the mounting brackets Damage to the unit caused by using incorrect screws invalidates your warranty 4 Repeat step 2 and step 3 ...

Page 22: ...s Verifying Correct Operation During the Power On Self Test all ports on the EPS are disabled The LEDs light in this sequence All LEDs light for 2 seconds All LEDs turn off for 2 seconds AC power LED is continually lit All Port LEDs are ready with normal indications If you see other behavior in the LEDs see Solving EPS Problems in Chapter 3 Selecting the Correct Cables Each of the input ports the ...

Page 23: ...l from switch or hub 7 Spare Unused 8 Spare Unused 9 Shield Connector shielding Table 5 RJ 45 Output Plug per Port DTE NIC Side Pin Label Description 1 P_RX Rx Data Signal from DTE 2 P_RX Rx Data Signal from DTE 3 P_TX Tx Data Signal to DTE 4 24Vdc_return Feeding power 5 24Vdc_return Feeding power 6 P_TX Tx Data Signal to DTE 7 24Vdc Feeding power 8 24Vdc Feeding power 9 Shield Connector shielding...

Page 24: ...he female RJ45 connector on the power splitter insert the power splitter power plug into the power receptacle on the telephone 2 Plug the male RJ45 connector on the power splitter into the RJ45 receptacle on the telephone 3 Using Category 5 cable that has been checked for continuity on all eight wires connect an EPS output port a port on the upper row of connectors to the data jack closest to the ...

Page 25: ... device See Figure 5 in Chapter 1 for a typical network topology with the EPS and the 3Com Wireless Access Point Using Category 5 cable that has been checked for continuity on all eight wires connect an EPS output port a port on the upper row of connectors to the data jack closest to the 3Com Wireless Access Point The connection may involve multiple segments such as the patch panel and premises ca...

Page 26: ...ccess Point verify that The power LED continues to flash until the Wireless Access Point completes the bootstrap sequence The Power LED then stays illuminated If there is a connection to the Ethernet the Ethernet status LED flashes If the Wireless Access Point LEDs do not light refer to Solving Wireless Access Point Problems in Chapter 3 ...

Page 27: ...et If both of the connections are secure and there is still no power to the unit verify using a voltmeter or some other device that uses AC power that power is available at the AC outlet If the outlet has no power available check for a building power problem such as a burned out fuse or an open circuit breaker Faulty power cable If power is available at the AC outlet but there is still no power to...

Page 28: ... device specification to be sure that the device can accept power via the Ethernet connection The Overload Power Not Available LED for the port is Yellow Faulty connection Verify that all connections are secure Faulty Ethernet cable Verify that the cables are not twisted corrupted or shorted together Verify that the cables properly conduct the signals on pins 4 5 7 and 8 from end to end The device...

Page 29: ...h can result in the device appearing to the EPS as a nonpowered device Unplug the device cable from the EPS port wait for 15 seconds and then plug it back in This pause gives the electronic circuits in the device time to fully discharge If none of these procedures identifies the problem contact an authorized 3Com service representative for additional assistance Table 6 Solving EPS Problems continu...

Page 30: ...m this check Faulty Ethernet cable between the telephone and the wall jack Take the telephone and the Ethernet cable to the EPS location and connect the telephone directly to an EPS output port one of the top row of connectors If information does not appear in the LCD display replace the Ethernet patch cable being sure to use one that is wired for all eight pins Note If information appears in the ...

Page 31: ...te and time appear in the LCD display but telephone does not operate properly The telephone has lost connection to the Network Control Processor If the date and time appear in the LCD display the telephone previously had a connection to the NCP but that connection has been lost Verify all physical connections between the telephone and the NCP patch cables premises wiring hubs and switches The NBX ...

Page 32: ... connect the Wireless Access Point to the Ethernet to perform this check Faulty Ethernet cable between the Wireless Access Point and the wall jack Take the Wireless Access Point and the Ethernet patch cable to the EPS location and connect the Wireless Access Point directly to an EPS output port one of the top row of connectors If the Wireless Access Point LEDs do not light up replace the Ethernet ...

Page 33: ...r LED does not flash Faulty network connection Check all physical connections between the Wireless Access Point and the LAN network Check patch panels premises wiring hubs and switches If none of these procedures identifies the problem contact an authorized 3Com service representative for additional assistance Table 8 Solving Wireless Access Point Problems continued Problem Possible Cause Suggeste...

Page 34: ...34 CHAPTER 3 TROUBLESHOOTING ...

Page 35: ... remove the unit AVERTISSEMENT Les avertissements présentent des consignes que vous devez respecter pour garantir votre sécurité personnelle Vous devez respecter attentivement toutes les consignes Nous vous demandons de lire attentivement les consignes suivantes de sécurité avant d installer ou de retirer l appareil WARNHINWEIS Warnhinweise enthalten Anweisungen die Sie zu Ihrer eigenen Sicherheit...

Page 36: ...n remove power from the unit only by disconnecting the power cord from the outlet This unit operates under SELV Safety Extra Low Voltage conditions according to IEC 950 These conditions are maintained only if the equipment to which it is connected also operates under SELV conditions Switzerland only The supply plug must comply with SEV ASE 1011 Table 9 International Safety Information U S A and Ca...

Page 37: ...tante L installation et la dépose de ce groupe doivent être confiés à un personnel qualifié Si vous entassez l unité Power Source avec les unités SuperStack II Hub l unité Ethernet Power Source EPS doit être installée en dessous des unités Hub plus étroites L unité ne devrait pas etre branchee a une prise de courant C A source de courant sous aucun prétexte sans un branchement mise à la terre mise...

Page 38: ...éléphone Branchez uniquement des connecteurs de données RJ45 sur ces prises femelles Les câbles de données blindés ou non blindés avec les jacks blindés ou non blindés l un ou l autre peuvent être branchés à ces prises de courant de données Table 10 Sécurité Importante Etats Unis et Canada Le cordon doit avoir reçu l homologation des UL et un certificat de la CSA Le cordon souple doit respecter à ...

Page 39: ...Gerät nicht der Wandsteckdosenstecker muß eine passende Konfiguration für einen Geräteeingang gemäß EN60320 IEC320 haben Die Netzsteckdose muß in der Nähe des Geräts und leicht zugänglich sein Die Stromversorgung des Geräts kann nur durch Herausziehen des Gerätenetzkabels aus der Netzsteckdose unterbrochen werden Der Betrieb dieses Geräts erfolgt unter den SELV Bedingungen Sicherheitskleinstspannu...

Page 40: ...40 APPENDIX A SAFETY INFORMATION ...

Page 41: ...gency Certifications UL 1950 EN60950 CSA 22 2 No 950 IEC 950 EMC Emissions EN55022 Class B FCC Part 15 subpart B Class A ICES 003 Class A VCCI Class B AS NZS 3548 Class B CNS 13438 Class A You must use Category 5 screened cables to ensure compliance with the Class B requirements of these standards The use of unscreened cables category 3 or 5 for 10BASE T ports or category 5 for 100BASE TX ports co...

Page 42: ...ta from DTE NIC 3 TxData Transmit data to DTE NIC 4 24vDC Positive signal feeding 5 24vDC Positive signal feeding 6 TxData Transmit data to DTE NIC 7 24vDC Return signal feeding 8 24vDC Return signal feeding Input Ports Data only 1 TxData Transmit data to switch 2 TxData Transmit data to switch 3 RxData Receive data from switch 4 Not assigned Terminated 5 Not assigned Terminated 6 RxData Receive d...

Page 43: ... regard to such date data on and after January 1 2000 provided that all other products used by Customer in connection or combination with the 3Com product including hardware software and firmware accurately exchange date data with the 3Com product with the exception of those products identified at 3Com s Web site http www 3com com products yr2000 html as not meeting this standard If it appears tha...

Page 44: ...R BASED IN CONTRACT OR TORT INCLUDING NEGLIGENCE FOR INCIDENTAL CONSEQUENTIAL INDIRECT SPECIAL OR PUNITIVE DAMAGES OF ANY KIND OR FOR LOSS OF REVENUE OR PROFITS LOSS OF BUSINESS LOSS OF INFORMATION OR DATA OR OTHER FINANCIAL LOSS ARISING OUT OF OR IN CONNECTION WITH THE SALE INSTALLATION MAINTENANCE USE PERFORMANCE FAILURE OR INTERRUPTION OF ITS PRODUCTS EVEN IF 3COM OR ITS AUTHORIZED RESELLER HAS...

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