3Com Cable Modem External инструкция обслуживания

http: //www .3com.co m/ HomeCon nect TM Cable Modem Exter nal with USB Getting St arted Guid e Part No. 10038811 Published June 2000[...]

3Com Corporation 3800 Golf R d. Rolling Meadows, IL 60008 No part of this documentation may be reproduced in any form or by any means or used to make a ny derivati ve work (su ch as transl ation, tran sformation, or adaptat ion) without writte n permission from 3Com Cor poration. 3Com Cor poration reser ves the righ t to revise this documentat ion [...]

C ONTENTS 1 B EFOR E Y OU B EGI N Intr oduction 1 Cable M odem Featur es 1 Conta cting Y ou r Local Cable Serv ice Pr ovider 2 Preparing Y our Workspace 3 Y ou W ill Ne ed These Items 4 Suppli ed 4 Also Needed 4 2 USB I NSTAL LATION Deciding Which Installati on Pr ocess to Use 5 Using USB wi th the Windows 98 Oper ating System 5 Using the Cable Con[...]

Connec tors and Switches on the Ba ck of the Cable Modem 41 5 V IEWI NG TH E C ABLE M ODEM ’ S C ONFIG URATIO N 6 S UPPORT R ESOUR CES Support R esour ces 47 World Wide W eb 47 90-Day Free Installation Support 47 T echnical Su pport Hotline 47 If Y ou Are S till Ha ving Pr oblems 47 If Y ou Ne ed to Retu rn the Modem to Us 48 7 R EGULATO RY I NFO[...]

1 B EFOR E Y OU B EGIN Int r oduction Y ou have just purchased a m odem featur ing a pion eering new techn ology , making Inter net acce ss possib le at spee ds previously onl y imagine d. This e xter nal cabl e modem is o ne part of a comprehensive com munication s system that utilize s the cabl e televi sion netw ork to de liver high -speed data [...]

2 C HAPTE R 1: B EFORE Y OU B EGIN hard disk space; (2 ) applicat ions runnin g simulta neously with the mo dem whic h use var ying a mounts of your computer’ s resources; (3) the capacity of the Internet ser vice you o rder from your provider ; (4) the level of network t raffic, which varies depen ding on w hen and where you go onlin e. Contact [...]

Prepari ng Y ou r W orksp ace 3 be able t o communicate with your cab le service provider’ s Inte rnet a ccess service . Y o u should immedia tely consult your cable service provider and place of purchase to d etermin e the proper 3Com ® cable modem to use. Y ou can also visit the fo llowing UR L for additi onal info rmation: http://www .3 com.c[...]

4 C HAPTE R 1: B EFORE Y OU B EGIN CAUTION : Y o ur cable ser vice provider wi ll provide a cable connectio n. Do not at tempt any rewiring wi thout firs t contacting your cable s ervice provider . Y ou Will Need Thes e Items Supp lied ■ Cable mod em ■ Cable modem pow er ad apter ■ Ether net cabl e ■ USB cable ■ This Getting Started Guide[...]

2 USB I NSTALLATION Deci ding Whic h Ins tallati on Pr ocess to Use The 3Com ® Home Connect ™ c able mod em al lows you to connect to the Inte rnet using either th e USB port or the Ether ne t port. Be su re to foll ow the in structions provid ed for the port that yo u want to us e. Using th e USB port to connect to the Int erne t allows you t o[...]

6 C HAPTE R 2: USB I NSTALL ATION center o f the cabl e line when you conn ect it t o the cabl e mode m. After h and -tigh tening th e CA TV cable connec tor , use the adjust able wrench to f irmly tight en it. Be careful not to o ver -tighten t he connector or you may damage e ither the co nnector or the cable mode m. If you plan to h ave the cabl[...]

Using USB with the W indo ws 98 Operating S ystem 7 4 Click Next . 5 Selec t Search for the best driver for your device. (Recomme nded) and click Next.[...]

8 C HAPTE R 2: USB I NSTALL ATION 6 Check th e CD-ROM drive check box an d click Next to sear ch for the necessar y driver files. 7 If W indows finds an u pdated driver , s elect The up dated driver (Reco mmended ) 3Com HomeCon nect Cable Mode m and cl ick Ne xt .[...]

Using USB with the W indo ws 98 Operating S ystem 9 8 Click Next. The computer automatically copie s the necess ary driv er files fr om the CD. The c omputer finishes copying the driver file s and prompts you to insert t he W indows 98 CD into the CD- ROM drive. 9 Insert t he W indows 98 CD and cl ick OK . I f the Cop ying Files d ialog b ox appear[...]

10 C HAPTE R 2: USB I NSTALL ATION The computer automatically copies the necessary system files . 10 Click Finish after the compute r has cop ied the nece ssary files .[...]

Using USB with the W indo ws 98 Operating S ystem 11 The System Set tings Chan ge dial og box ope ns. 11 Click Ye s to r estart th e computer . 12 V erify t hat the cable mod em is op erating properly . Wh en the mod em is ope rating properly , th e cable modem Link Stat us and Power LED s ar e lighte d a solid gr een. If you ar e powering up the c[...]

12 C HAPTE R 2: USB I NSTALL ATION Modem Operatio n” for a more in-depth descripti on of the front panel LED indicat ors. Using th e Cabl e Connec tions ™ CD The include d Cable Co nnections CD co ntains the softw ar e drivers n ecessary f or install ation usin g the USB por t and valuable free sof tware pr oducts. After you h ave completed th [...]

Using USB w ith the Wi ndows 2000 Oper ating Syste m 13 accidenta lly select the wrong software and cl ick Add/Remo ve , th e Wind ows del etes the softwa re an d you will ha ve to re-i nstall it. 6 Click Add/R emove. The syst em remove s the 3Com HomeCo nnect Cabl e Modem s oftware. 7 The syst em prompts you to restart the computer . Click Ye s . [...]

14 C HAPTE R 2: USB I NSTALL ATION 3 The Found New H ar dware W izard screen appears. Insert the in cluded Cable Connection s CD into the CD-RO M dr ive and C lick Ne xt . 4 Selec t Search for a suitabl e driver for m y device (reco mmended ) and click Nex t .[...]

Using USB w ith the Wi ndows 2000 Oper ating Syste m 15 5 Check th e CD-ROM drives check box and cl ick Ne xt to sear ch for the necessar y driver files. 6 The Found New H ar dware W izard displays the search r esu lts. Cl ick Nex t to in stall th e driver fi les for the cable modem.[...]

16 C HAPTE R 2: USB I NSTALL ATION 7 The Digital Si gnature Not Fo und screen appe ars. Cl ick Ye s to continue the driv er install ation. 8 The Found New H ar dware W izard completes t he driver instal latio n. Clic k Finish to close the Found New H ar dware Wi za r d . 9 V erify t hat the cable mod em is op erating properly . When the mod em is o[...]

Using USB w ith the Wi ndows 2000 Oper ating Syste m 17 If you ar e powering up the cab le modem for the fi rst time, allow 1 5 minute s for thi s pr o c ess to finish . See “Cab le Modem Operatio n” for a more in-depth descripti on of the front panel LED indicat ors. Unin stall ing th e Cabl e Mode m (Wind ows 2000 Opera tin g Syst em On ly) T[...]

18 C HAPTE R 2: USB I NSTALL ATION 11 V e rify that you have selected 3Com Ho meConnect Cable Modem th en select Y e s, I wa nt to unin stall this de vice. 12 Click Ne xt . 13 Click Finish whe n W indows i nforms you t hat it has successfully uninstalled the selected device. T roublesho oting the USB Instal lation I cannot access my e-mail or Inter[...]

T roub leshooting the USB Installation 19 ■ Power of f the computer . Power cycle the computer by unpluggi ng the compu ter from its elec trical out let and then pl ugging it b ack into th e outlet. T hen try re connecting to your cable service pr ovider . ■ Call your cable servi ce pr ovider to verify t hat thei r service is two-way . This mod[...]

20 C HAPTE R 2: USB I NSTALL ATION c In the Ethernet Adapte r Information gr oup ar ea, click the drop down arrow and select 3Com Ho meConnect Cabl e Modem. d Click Relea se . The I P addr ess change s to 0. 0.0.0. e Click Renew to refr esh the IP ad dr ess. The r efres hed address may or may not be the same as the or iginal IP address. T o release[...]

T roub leshooting the USB Installation 21 d After th e syste m rel ease s the IP add r ess, at the command prompt type ipconfig /renew and pr ess t he Ente r key (notice th at ther e is a space be tween ipconf ig and /renew ). e Exit t he Comma nd Prompt s creen to retur n to t he W indows des ktop. The Cab le Status LE D never stops blinking. The [...]

22 C HAPTE R 2: USB I NSTALL ATION All of the LEDs on the front of my modem look right, but I still cannot acce ss the Interne t. ■ If the P ower , Link St atus LEDs, and Data Rate LEDs are lighted, the cabl e modem is operating p roperly . T ry shutting down the co mputer an d then tur ning it back on. Th is will ca use the com puter to re-esta [...]

T roub leshooting the USB Installation 23[...]

24 C HAPTE R 2: USB I NSTALL ATION[...]

3 E THER NET I NSTALLATION Deci ding Whic h Ins tallati on Pr ocess to Use The 3Com ® Home Connect ™ c able mod em al lows you to connect to the Inte rnet using either th e USB port or the Ether ne t port. Be su re to foll ow the in structions provid ed for the port that yo u want to us e. Using th e USB port to connect to the Int erne t allows [...]

26 C HAPTE R 3: E THE RNET I NS TALLATION Configuring the TCP/IP Pr otocol on a Windows PC Y ou need to have an Ethe rnet network inte rface card (NIC) and the TCP/IP commu nications protocol installed on your syst em be for e you install t he cabl e mode m. Foll ow the se instru ctions to verif y that TCP/IP is instal led and confi gured corre ctl[...]

Settin g Up the Comput er to Use an Ethe rnet Connect ion 27 For the Windows 2000 Operating System 1 Right-cl ick the My Net work Place s icon on the Windows deskto p. 2 Right-c lick on Local Area Connection and click Prop ertie s . 3 A list of install ed network componen ts appear s. Look for an en try name d TCP/IP . Windows 2000 TCP/IP binding I[...]

28 C HAPTE R 3: E THE RNET I NS TALLATION 2 Click Edit on the Finde r (gray bar) at the top of the screen. Scroll down to the bottom of the me nu and cli ck User Mode . 3 Click Advanced then cli ck OK . 4 Click the Up/Down se lector ar r ows (to th e right of Configur e ) and select U sing DHCP Ser ver .[...]

Settin g Up the Comput er to Use an Ethe rnet Connect ion 29 5 Click Options . Then click Active . In so me ca ses, th e Load only wh en need ed check box does not appe ar . If it is vi sible, cl ick the box. A check mark appe ars in the box . 6 Click OK . 7 V erify tha t the Use 8 02.3 box is unchecked (circled in the followi n g imag e). If ther [...]

30 C HAPTE R 3: E THE RNET I NS TALLATION 8 V erify that ther e is a hard war e addre s s li sted in the TCP /IP Info screen. If ther e is, cl ick OK and close the TCP/ IP Cont rol Pane l (click File and s cr oll down t o click Clos e ). If ther e is no ha r dwar e addres s list ed in the T CP/IP Info screen, you must reset the co mputer’ s Param[...]

Settin g Up the Comput er to Use an Ethe rnet Connect ion 31 in t he pr eceding i nstr uct ions. If the computer s till d oes not have a H ardwar e Address, plea se contact your local Apple author ized deal er or Appl e support. Connec ting the Cable M odem 1 Power of f the computer . 2 Use the ill ustrati on on p age 35 as a g uide to make the fol[...]

32 C HAPTE R 3: E THE RNET I NS TALLATION Modem Operatio n” for a more in-depth descripti on of the front panel LED indicat ors. 4 Power on the co mputer . When in stall ation is co mplete , your setup should resembl e the diagr am on page 35. Usin g the Ca ble Conne ctions CD Y ou do not need to i nstall th e included Cable Connection s CD t o u[...]

T roub leshooti ng the E therne t Installat ion 33 cables so that the ca ble modem is connected dir ectly to the cable w all jack. The n try r econnecti ng to your cable service provider . ■ Check for a r esour ce conflict. T o do this, right-click the My Comput er icon on t he W indows des ktop. The n click Proper ties . Click th e Device Man ag[...]

34 C HAPTE R 3: E THE RNET I NS TALLATION e Click Renew to refr esh the IP ad dr ess. The r efres hed address may or may not be the same as the or iginal IP address. T o release and renew the IP a ddress for the Windows 2000 operating system: a Click W indow s St art and select Pr ograms, then Accessories . b Click Com mand Prompt . c At the com ma[...]

T roub leshooti ng the E therne t Installat ion 35 e Exit t he Comma nd Prompt s creen to retur n to t he W indows des ktop. The Cab le Status LE D never stops blinking. The sig nal from your ca ble servi ce provider’ s eq uipmen t may be too weak or th e cable li ne may not b e properly attached to the modem. If the cable line is proper ly conne[...]

36 C HAPTE R 3: E THE RNET I NS TALLATION The power on my modem goes on and of f sporadically . T he Link Status light never stops blinking. Y ou may be us ing the wrong p ower adapte r . Check that the power adapter you ar e using is the one that came with the cable modem.[...]

T roub leshooti ng the E therne t Installat ion 37[...]

38 C HAPTE R 3: E THE RNET I NS TALLATION[...]

4 C ABLE M ODEM O PERATION When the cabl e modem is properly ins talled and th e power adap ter is conne cted to AC power , the mo dem auto mat ically scans for the ac tive cabl e mode m ch anne l fro m your ca ble service pr ovider’ s server . When th e fr ont panel LED s indicate the modem is connecte d to the s erver , all you h ave to do i s [...]

40 C HAPTE R 4: C ABLE M ODEM O PERATION ■ Data Rate - I ndicates dat a is being tra nsmitted ove r the cable n etwor k. This LED s hould b lin k when d ata is b eing transm itted o ver the RF interfa ce and a t a rate dependent on data through put. ■ Multifunction - Y our cable ser vice provider d etermine s the funct ion of this LED. Dependi [...]

Conn ect ors and Swit ches on the Ba ck of t he Ca ble Mod em 41 Connec tors and Switches on th e Back of the Cable Modem 1P o w e r J a c k : This is wher e you plug in th e power ad apter that came with the cable mod em. Rememb er to use only the power ad apter th at came with th e cable mod em. Other power a dapters mi ght have voltages that ar [...]

42 C HAPTE R 4: C ABLE M ODEM O PERATION[...]

5 V IEWING THE C ABLE M ODEM ’ S C ONFIGURATIO N Y ou can use t he 3Com Web-bas ed configur ation soft ware to configure the cable mode m. NOTE: If you do not current ly have a W eb browser installed on the c omputer , yo u can find the two most po pular browser s, Netscap e Navigator and Microso ft’ s Inte rnet Expl orer , o n the Ca ble Conne[...]

44 C HAPTE R 5: V IEWING THE C ABLE M OD EM ’ S C ONFI GURATION ■ Session Statu s: Click this op tion to laun ch the Cable Modem St atus screen. Thi s screen displ ays both the cable mo dem status and oper ational pa rameters . The statu s describe s the dow nstream and up stream characte risti cs. The va lid range of the T ransmit Power Level [...]

45 ■ URL Change: Clic k th is opti on to la unch the Ch ange Cable Modem URL screen. On thi s screen, you can change th e URL that you use to acce ss all of these configura tion screens. After you change t he URL setting, type it in to your browser ’ s URL windo w to access the se configura tion screens. ■ V olume Contr ol: Cl ick this opti o[...]

46 C HAPTE R 5: V IEWING THE C ABLE M OD EM ’ S C ONFI GURATION[...]

6 S UPPORT R ESOUR CES Support Reso urces If you ne ed help op erating the cable modem, se e “T roubleshootin g the U SB Instal lation ” and “T roubleshootin g the Eth erne t Instal lation.” I f you need furthe r help, r efer to the foll owing r esour ces. Wor ld Wi de We b Vi sit our onli ne support home page : http://consumer .3com.com/ca[...]

48 C HAPTE R 6: S UPPORT R ESOU R CES ■ If your de aler cann ot help you, contact 3Co m T echnical Support. When you call, specify the modem's serial number (found on th e modem an d on the outside of the box) and the so ftware being u sed. If Y o u Need to Retur n the M odem to Us Contact 3Com Cu stomer S upport. If the suppo rt representa [...]

7 R EGULATORY I NFORMATION AND L IMITED W ARRANT Y Manufact urers Declaration of C onform ity FCC Declara tion of Conformity We declare under our s ole responsibi lity that t he Description: 3Com HomeConnect Cable Modem Exter nal with U SB T o which this de claration r elates , is in conform ity with the follow ing stand ar ds or o ther nor mative [...]

50 C HAPTE R 7: R EGULATORY I NFORMATION AND L IMITED W ARRANTY FCC Notice : Radio an d T elev ision Inte rference Note: This eq uipment has been tested and fou nd to com ply with the l imits for a C lass B digi tal device, pu rsuant to Pa rt 15 of the FCC Rule s. These limit s are designed to p rovide r eason able pr otec tion ag ainst h armful i [...]

UL/c UL Listing: 51 UL/c UL Listing: This In formati on T echn ology Equipm ent is U L and C-UL listed for bot h the US and Canadi an ma rkets r espectively . Canadia n Notice: This digital a pparatus does not exce ed the Cl ass B lim its for radio n oise emis sions from digi tal apparat us set out in the interf erence- causi ng equ ipmen t stan da[...]

52 C HAPTE R 7: R EGULATORY I NFORMATION AND L IMITED W ARRANTY INTERNA TIONAL DECLARA TION O F CONFORMITY Elect r omag netic C omp atibilit y This eq uipment was tes ted and f ound to co nform to the Council D ir ective 89 /336/EEC f or electromagnet ic compati bility . Con formity w ith this Directive is based upon compli ance wi th the f ollowin[...]

Speci al No tes: 53 Special Notes: Japan Perfor mance Sp ecific ations This equipme nt has a b it-er ror rate (B ER) le ss tha n 10 -8 when the signal-to- noise ratio ( SNR) is 2 3.5 dB or greater when op erating in 64 QAM mode , and when the SN R is 30.0 dB or greater when op erating in 256 QAM mode. Export Notices ■ Unlaw ful to expo rt from th[...]

54 C HAPTE R 7: R EGULATORY I NFORMATION AND L IMITED W ARRANTY outside of the U.S. or Canada. Y ou a gree that you w ill not export/ r e-export , either phys ically or elec tronically , the encryption softwar e or accompanying documentation (or copies the r eof) or a ny pr oducts utilizing the e ncryption software or such docume ntation witho ut o[...]

3Com Co rporatio n Limited Warranty 55 publishe d specif icatio ns. Cust omer a ssumes respons ibility for the selection of the ap propriate applica tions p r ogram and as sociate d r eferen ce mat erial s. 3Co m makes n o warran ty or representa tion tha t its sof tware products will meet Custom er’ s req uir ements or work in co mbinat ion with[...]

56 C HAPTE R 7: R EGULATORY I NFORMATION AND L IMITED W ARRANTY April 1, 2000, or ni nety (90) days after purchas e of the product from 3Com or i ts authori zed reseller , 3Com shall, at it s option an d expense , provide a s oftware upd ate which would effect the proper p erformance of such product, repair such product, del iver to Custom er an eq[...]

3Com Co rporatio n Limited Warranty 57 W ARRANTIE S EXCLUS IVE IF A 3 COM PRODUC T DOES NOT OPER A TE AS W ARRANTED ABOVE, CUSTOMER 'S SOLE REMEDY FOR BREACH OF T HA T WARRANTY SHALL B E REP AIR, REPL ACEMENT , OR REFUND OF THE PURC HASE PRICE P AID, A T 3COM'S OPTION. TO THE FU LL EXTENT ALLOWED BY LAW , THE FOREG OING W AR RANTIE S AND [...]

58 C HAPTE R 7: R EGULATORY I NFORMATION AND L IMITED W ARRANTY PRODUCT S, EVEN IF 3CO M OR ITS A UTHOR IZED RES ELLER HAS BE EN ADV ISED O F THE POSSIB ILITY OF SU CH DAMAGES, AND LIMI TS ITS LIA BILIT Y TO REP AIR , REPL ACEMENT , OR REFUND OF THE PURC HASE PRICE P AID, A T 3COM'S OPTION. T HIS DISCLA IMER OF LIABILI TY FOR DAMAGES WILL NOT [...]