3Com 3C10220 manuale d’uso

http://www.3com.c om/ 3Com ® Ether net Power Sour ce Guide 3C10220 - 12-Port Et hernet Powe r Source 3C10222 - 24-Port Et hernet Powe r Source Part Num ber: 1003853 8-01 Rev B Publishe d: Novembe r 2000[...]

3Com Corporation 5400 Bay fr ont Plaz a Santa Clara, California 95052-81 45 Copyri ght © 2000, 3Com C orporatio n. All right s reserved . No part of this doc umentatio n may be reproduced in any form or by any means or used to make a ny derivative work (such as tran slation, transfor mation, or adaptati on) withou t writte n permiss ion from 3C om[...]

C ONTENTS A BOUT T HIS G UID E Convent ions 5 Document ation Co mments 6 Y ear 2000 Compliance 6 3Com Suppor t 7 1 3C OM E THER NET P OWER S OUR CE O VERV IEW Overview 10 Featur es 10 Front Panel C onnections and LEDs 11 10/100 BASE-TX D ata Input P orts 11 10/100 BASE-TX D ata and Pow er Output Ports 12 LEDs 12 Rear Pa nel Conn ections 14 Inform a[...]

3 T R OU BLESHOO TING Solvi ng EPS Problems 27 Solving N BX T el ephone Problems 30 Solvi ng W ireless Ac cess Po int Proble ms 32 A S AFETY I NFORM ATION Importa nt Safe ty Info rmatio n 36 L ’ in form atio n de S é curit é Impo rtante 37 Wichti ge S icherhe itsinf ormat ionen 39 B T ECHN ICAL S PECIFICATIONS AND P IN A SSIGNMENT S 3C OM C ORP[...]

A BOUT T HIS G UIDE This gu ide pr ovides all t he informat ion that you need t o install and use eithe r of the Ethe rnet Power Sour ce (EPS) units: ■ 3C1022 0 — with 12 10BAS E-T/100BASE-TX ports ■ 3C1022 2 — with 24 10BAS E-T/100BASE-TX ports The guid e is intende d for use by inst allers or ne twork administ rators who ar e respons ible[...]

6 A BOUT T HIS G UIDE Document ation Comments Y our suggest ions ar e very import ant to us. They wil l help make our document ation more us eful f or you. Pl ease e-m ail comme nts about this guide to us at this addr ess: NBX_TechPubs_Comments@3com.com Please inc lude the follow ing info rmation when you com ment: ■ 3Co m ® Ethe rnet Power So u[...]

3Com S upport 7 3Com Su pport For informati on about these topics: ■ Pr oduct T roubles hooti ng ■ Softwar e Downloads ■ Documen tation ■ 3Com Service use your web br owser to access this web site : http://support.3com.com/ and look f or Network T eleph ony Produ cts .[...]

8 A BOUT T HIS G UIDE[...]

1 3C OM E THER NET P OWER S OURCE O VERVIEW The 3Com Ethe r net Power Sour ce (EPS) pr ovides power , over existi ng Ether net w iring, to de vices suc h as NBX teleph ones an d 3Com w ireless access point s. The EPS can de t er mine whethe r an Ethernet device can accept po wer over t he Ethernet cable, and supp ly power onl y to those devices cap[...]

10 C HAPTER 1: 3C OM E THERNET P OWER S OURC E O VER VIEW Overview The power so urce is desi gned for use with a stan dard 10BASE-T /100BASE-TX Eth er net networ k over standar d TIA/EIA-5 68, Categor y 5 cable. The DC operati ng power for the data ter minal uni ts is fed through the unused pairs (7/8) an d (4/5). Y ou can ord er the EPS in either [...]

Front Panel Connec tion s and LE Ds 11 Fro nt Panel Connections and LEDs Figur e 1 and Figur e 2 show the fro nt-panel det ails of t he 24-p ort and 12-por t EPS uni ts. The LEDs ar e describe d in later in thi s sectio n. Figure 1 2 4-Port Ether net Power Source — Front View Figure 2 1 2-Port Ether net Power Source — Front View Both the 12-por[...]

12 C HAPTER 1: 3C OM E THERNET P OWER S OURC E O VER VIEW 10/1 00BASE-T X Data and Power Output Po rts The EPS out put ports (top r ow) carry two ki nds of transmis sions: ■ Ethernet dat a on the stan dard two wir e pairs on an RJ- 45 connect or (T ransmit on pins 1 and 2; Receive on pi ns 3 and 6) and ■ DC powe r on t he pr evio usly unused wi[...]

Front Panel Connec tion s and LE Ds 13 Unit Power Status Indications AC LED DC LED Off Off ■ No AC pow er supply is plu gged into the AC inlet a nd no redu ndant DC power sup ply is connected . or ■ An AC powe r supply fa ult has occurred a nd no redun dant DC power supp ly is connected . On Off ■ An AC pow er supply is plu gged into the AC i[...]

14 C HAPTER 1: 3C OM E THERNET P OWER S OURC E O VER VIEW Rear Panel Connec tions Figur e 3 shows t he EPS rear p anel. Figure 3 Ethernet Pow er Sour ce — Rear Pa nel Info rmatio n Labe l T o facilita te reporting any future problem, r ecord here the Part Number (P/N) a nd Se rial Num ber (S /N) of th e EPS fr om the unit i nformatio n labe l on [...]

Guidel ines for Network Configura tion 15 DC Po wer So cket Th e EPS has a 12 -pin DC powe r socket for use only wi th an opti onal – 24 VDC unint erruptible power s upply (UP S). See the documen tation that comes with your UPS. The EPS nor mally dra ws power from its in t ernal power suppli es. If an external DC supply is co nnected, an electron[...]

16 C HAPTER 1: 3C OM E THERNET P OWER S OURC E O VER VIEW Figure 4 S ample EPS T opology with the NBX 100 Communications System NBX 100 Switch or Hub 3Com Et her net Power So ur ce Wi ri ng Cl o se t Patch Pa nel Pr emises Cabl ing Wa l l Jack[...]

Guidel ines for Network Configura tion 17 Figure 5 S ample Network T opology with a 3Com W ireless Access Point 3Com Et herne t Power S ource Wiring Cl oset Patch Pa nel Serv ers 3Com Wir eless Access Point Pr emises Cablin g Laptop w ith Wir e le s s PCM Car d Switch or Hub[...]

18 C HAPTER 1: 3C OM E THERNET P OWER S OURC E O VER VIEW[...]

2 I NSTALLING THE E THER NET P OWER S OUR CE AND E ND D EVICES This chapt er cont ains the inf ormatio n that you need to instal l and set up the Ethernet Power Sou rce (EPS) and end devices. The followin g topics ar e described: ■ Choosin g a Suitable Si te ■ Rack-mo unting the EPS ■ Power -up Sequence ■ Select ing the Correct Cables ■ P[...]

20 C HAPTER 2: I NSTALLING THE E T HER NET P OWER S OURC E AND E ND D EVICES Choosing a Suitable Sit e The EPS is suitable for an of fice enviro nment. It can eith er be rack- mounted i n a standa rd 19 -inch equipment r ack (for examp le, in a wirin g closet or equipme nt r oom) or place d fr ee-stan ding on a desk, table , or count er . Both the [...]

Rack-mou nting the EPS 21 Rack-mounting the EPS The EP S is 1. 5U hig h (1 U equals 3 .8 cm (1.5 inc hes)) and fit s in mo st standar d 19-inch equipme nt racks. CAUTIO NS: ■ Before you conn ect the brack ets or mount the unit in the rack, disconne ct all cables and power from the EPS . ■ V erify that no self-a dhesive pads are attach ed to the[...]

22 C HAPTER 2: I NSTALLING THE E T HER NET P OWER S OURC E AND E ND D EVICES Power -up Sequ ence The followi ng sect ions descri be how to add po wer to your EPS and pr epare i t fo r oper ation. Adding Pow er T o add power to the EPS, fol low these steps. CAUTION: The EPS has no On/Off switch; th e onl y way to connect or disconnect th e power is [...]

Selecting the Correct Cables 23 Figure 7 Connec ting Other Devices to the Pow er Source Unit T able 4 and T abl e 5 lis t the R J45 in put and output plugs (per port) Ta b l e 4 RJ-45 Input Plug (per Port): Switch Side Pin # Label Descri ption 1 TX + Tx data s ignal to switch or hub 2 TX – Tx data signa l to switch or hu b 3 RX + Rx da ta sign al[...]

24 C HAPTER 2: I NSTALLING THE E T HER NET P OWER S OURC E AND E ND D EVICES Power Spli tter Cable The power split t er cabl e has a sin gle RJ45 female co nnector on one end. All ei ght pins on t his conn ector ar e connected, eit her to the power or to data. On the ot her en d, the cabl e is split i nto two portions. The power plug carries the ?[...]

Connecting a 3Com Wirele ss Access Point 25 4 After you make the f inal connec t ion , check the LC D display on the telep hone. Informa t ion appears wh en the telephone a ttempts t o down load in formati on from th e NBX s ystem. If you see no thing in the LCD display , see “ Solvi ng NBX T elepho ne Probl ems ” in Cha pter 3. Connec ting a 3[...]

26 C HAPTER 2: I NSTALLING THE E T HER NET P OWER S OURC E AND E ND D EVICES When the connectio n is complete betwee n the EPS and the 3Com Wi r el ess Access Point, verify that: ■ The power LED continues to f lash until the Wire less Access Point complet es the bo otstra p sequenc e. ■ The Power LE D then stays illumina ted. If ther e is a con[...]

3 T R OUBLESHOOTING Solving EPS Problems If the LED s on the EPS i ndicate a pro b lem, see T able 6 for some su ggested solutions. Ta b l e 6 Solving EPS Pr oblems Prob lem Possible Cause Suggested Acti on A Power LED does not light, and you hav e NO exter nal DC volt age supply. Loose AC power cable ■ Verify that the power cable is firml y conn[...]

28 C HAPTER 3: T ROUBLESHOOTING A Power LED does not light, a nd you h ave both AC power and an exter nal DC volt age supply. Both AC po wer and DC power supplies are faulty. ■ Disconne c t the DC power s upply, and us e the procedure s outlin ed earlier in this table to check for problem s with th e AC supp ly. ■ If there are no AC supply prob[...]

Solvi ng EPS Problems 29 The device was conne cted too soon after bein g disconn ected. ■ If th e cable s do not appear to be a problem , and pins 4, 5, 7, a nd 8 ar e not ground ed, the end de v ice m ay have been plugge d in too soon after being u nplugged, whic h can result in the d evice ap peari ng to the EP S as a nonpowere d device. Unplug[...]

30 C HAPTER 3: T ROUBLESHOOTING Solving NBX T eleph one Problems If power is n o t r eaching an NBX Business T elephon e, use th e informat ion in T able 7 to re solve the pro blem. Ta b l e 7 Solving NBX Business T elephone Probl e ms Problem Pos sible Cause Sugges ted Action No char acte rs appe ar in the telephone LCD displ ay. Faulty conn ectio[...]

Solvin g NBX T elephon e Problems 31 Faulty EPS ■ Follo w the procedures desc ribe d in Tab le 6 to determine if the EP S is faulty. Telepho ne receives po wer, but date and time do not appe ar in th e LCD disp lay. Faulty conn ection to t he N BX Network Control Process or (NCP) in the NBX chassis. ■ Chec k all con nect ions betwee n the t ele[...]

32 C HAPTER 3: T ROUBLESHOOTING Solvi ng Wi reless Access Point Problems If power is no t reach ing a W irel ess Access Point, use the in formation in T able 8 to resolve the problem. Ta b l e 8 Solving Wire less Access Point Pr oblems Prob lem Possible Ca use Suggested Ac tion No power to the Wireless Access Po int Faulty phy sical conn ection ■[...]

Solv ing Wir eles s Acces s Point Pr oblem s 33 Faul ty EPS ■ Follo w the proce dures desc ribe d in T abl e 6 to determine if the EPS is faulty. The Wireless Access Po int is receiving power, bu t the network indi c ator (cen ter LED) does not fl ash. Faulty ne twork conn ection ■ Check all phys ical c onnecti ons between the Wireless Acc ess [...]

34 C HAPTER 3: T ROUBLESHOOTING[...]

A S AFETY I NFORMATI ON Carefully read and fo llow this safety informa tion be fore you install or r emove any components o r perfor m any maint enance pr ocedur es on the Ethernet P ower Source (EPS). WARNING: Warning s contain directions that you m ust follow for your personal safety . Follow al l directions care fully . Y ou m ust read the follo[...]

36 A PPENDIX A: S AFETY I NFORMATION Importan t Safety Inform ation ■ Instal lation and r emoval of the EP S must be carrie d out by qualifi ed pers onnel o nly . ■ Always conn ect the EPS to an earth (g round) con n ecti on when you conne ct it to an AC outlet (power s upply). ■ T o compl y with Eur opean safety standar ds, the EPS must alwa[...]

L ’ informa tion de S é curit é Impor tante 37 ■ France an d Peru only: – This unit c annot be po wer ed fr om IT (imp é dance à l a terre) supplies. If your suppli es ar e of IT type, t his unit must be power ed by 230V (2P+T) via an isol ation transfo rmer ratio 1:1, with the secondar y conne ction poi nt labelled Ne utral, connec ted d[...]

38 A PPENDIX A: S AFETY I NFORMATION que s i l' é quipement auquel i l est racc ord é fonct i onne dans les m ê mes condit ions. ■ Cor don é lectri que — Il doit ê tre agr éé dans le pa ys d' utilis ation: ■ France et P é r ou uniquement : Ce gr oupe ne peut pas ê t re al iment é par un di sposit if à imp é dance à la t[...]

Wic htige Siche rheit sin format ionen 39 Wich tige Sicher- heitsi nformat ionen ■ Die In stalla tion un d der A usbau des Ger ä ts d arf nur durch Fachpe rsonal er folgen. ■ Wen n die Ethernet Power Sour ce (EPS) Einhei t in eine r Stapel mit ander en SuperSta ck II Hub Ein heiten eingeba ut wer den soll, mu ß di e EPS Einhei t unter die sch[...]

40 A PPENDIX A: S AFETY I NFORMATION[...]

B T ECHNICAL S PECIFICA TIONS AND P IN A SSIGNMENTS T able 11 T echnical Specifications for the Ethernet Power Source Physical Di mensions Height: 7 6 mm (3.0 in.) x Wi dth: 483 mm (19. 0 in.) x De pth: 300 mm (12. 0 in.) Weight: 5kg (10.8lbs ) Environmen tal Requirements Operat ing Te mperat ure 0 ° to 50 ° C ( 32 ° to 122 ° F) Storag e Temper[...]

42 A PPENDIX B: T ECHNICAL S PECIFICATIONS AND P IN A SSIGNMENTS Pin assign ments are the same for t h e 10BA SE-T and 100BA SE-TX RJ45 connect ors. T able 12 Pin Assignments Pin N umbe r Signa l Function Input Ports (Da ta + Power) 1 RxD ata + Receive data from DTE / NIC 2 RxDa ta – Receive data from DTE / NIC 3 TxDat a + Transmit data to DTE / [...]

3Com Corporation L IM ITE D W ARRANTY 3C OM E THER NET P OWER S OURCE 12-P ORT U NIT (3C10220) AND 24-P ORT U NIT (3C10222) H ARDWARE 3Com warrants this har dware prod uct to be fr ee from d efects in workmans hip and mat erials, u nder norm al use an d service, for th e followin g length of tim e from th e date o f purcha se from 3Com or its autho[...]

W AR RANTIES E XCLUSIVE IF A 3COM PRODUCT DOES N OT OPERATE AS WARRA NTED ABOVE, CUSTOMER'S SOLE REMEDY FOR BREACH OF THAT WARRANTY SHALL BE REPA IR, REPLACEMENT, OR REFUND OF THE PURCHA SE PRICE PAID, AT 3COM'S OPTION. TO THE FULL EXTENT ALLOWED BY LAW, THE FOREGOING WARRANTIES AND REMEDIES ARE EXC LUSIVE AND ARE IN LIEU OF ALL OTHE R WA[...]