Benutzeranleitung / Produktwartung 2940, 2941 des Produzenten 3Com
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This manual covers installation and operating instructions for the following 3Com ® modems: U.S. Robotics ® Cable Modem CMX 3 CR292-DE56 (model 2940) U.S. Robotics ® Cable Modem CMX 3 CR292-DE40 (model 2941) 3Com, the 3Com logo, U.S. Robotics, the U.
T ABLE OF C ONTENTS Introduction 1 Cable Modem Features 1 Before You Begin 3 Contacting Your L ocal Cable Company 3 Preparing Your Workspace 5 You Will Need These I tems 5 Configuring the TCP/ I P Pro.
Regulatory Informati on and Limited Warrant y 29 Manufacturer’s Dec laration of Conformity 29 3Com Corporation L imited Warranty 32.
I NTRODUCTION 1 Congratulations! You have just purchased a modem that features a pioneering new technology . 3Com, a leader in networking and data access, is proud to offer y ou this technology that m.
I NTRODUC TION 2 y our sy stem, and your available hard disk space. • The I nternet browsing, e-mail, or other programs y ou run at the same time, which use y our computer’s resources. • The capacity of the I nternet service you order from y our provider.
B EFORE Y OU B EGIN 3 This chapter explains how to prepare your computer sy stem for cable modem installation. Contacting Y our Local Cable Company I n order to use your cable modem, y ou need to establish an I nternet access account with y our local cabl e company .
B EFORE Y OU B EGIN 4 You should now contact y our local cable company and verify the following: • You h ave cable service to you r hom e that supports two-way cable modem access.
B EFORE Y OU B EGIN 5 Pr eparing Y our W orkspace • Position y our computer so that it is located near your cable outlet. • The cable modem should be located near y our computer and the cable outlet. There should be plenty of room to guide the cables away from the modem without crimping the cables.
B EFORE Y OU B EGIN 6 • Fold-out Quick Installation Guide • This User’s Guide & Reference Not Included: • A PC running Windows 95 (or later) or a Macintosh running Sy stem 7.
B EFORE Y OU B EGIN 7 NOTE: If you need to inst all a network interface card to give your computer Ethernet capability but have not yet done so , perform this operation first by consult ing your NIC inst allation manual and then retu rn here to complete inst allation of the TC P/IP software.
B EFORE Y OU B EGIN 8 7. “TCP/ I P” will appea r in the list of installed network components. Click OK . 8. Windows will now ask y ou if y ou would like to restart y our computer. Clic k No . 9. Your cable compan y ma y provide y ou with additional TCP/ I P setup instructions.
B EFORE Y OU B EGIN 9 I f you do not see this icon, y ou must reinstall y our Macintosh sy stem software and add networking support. Consult y our Macintosh User Manual for more information on how to do this. 4. Exit out of all open windows. 5. Your cable company may provide y ou with additional TCP/I P setup instructions.
B EFORE Y OU B EGIN 10.
H ARDWARE AND S OFTWARE I NSTALLATION 11 NOTE: Before installi ng your mode m, write its seria l number in the space prov ided on the first page of this manual. (You’ll find the ser ial number above the bar code on the whit e sticker on the back of t he modem and on the outside of the modem’s box.
H ARDWARE AND S OFTWARE I NSTALLATION 12 mounting holes ® These slots fit over the heads of wall - mounting screws to se cure the modem to the wall. A mounting te mplate for marking the location of the mounting screws is included in the foldout Installation Guide that accompanies t his manual.
H ARDWARE AND S OFTWARE I NSTALLATION 13 20" [ 50 cm ] INSTRUCTIONS FOR WALL-MOUNTING THE CABLE MODEM Wall-mounting T emplate See other side for basic instructions. For complete instructions, see the User's Guide & Reference . ® I f you have not already done so, turn to “Connecting the Cable Modem to Your Computer” (page 15).
H ARDWARE AND S OFTWARE I NSTALLATION 14 securely stack y our cable mode m with the OfficeConnect unit(s). I f possible, your cable modem should alway s be the top unit in a stack with OfficeConnect products. Small hubs are the only units that should be clipped to the top of a cable modem.
H ARDWARE AND S OFTWARE I NSTALLATION 15 Conne cting the Cable Modem to Y our Computer TIP : Before you unplug any cords, label them or make a sketch of how they are connected.
H ARDWARE AND S OFTWARE I NSTALLATION 16 NOTE: Refer to the diagram on t he following page while following t hese steps. 1. Turn off y our computer and unplug it from the electrical outlet. 2. Using the following illustration as a g uide, make the following connections: • Connect your cable line to the cable modem’s CATV cabl e connector.
H ARDWARE AND S OFTWARE I NSTALLATION 17 are lig hted solid green. I f y ou are powering up y our cable modem for the first time, allow 5 to 15 minutes for this process to co mplete. Consult the chapter title d “Cable Modem Operation” for a more in-depth description of the front panel LED indicators.
H ARDWARE AND S OFTWARE I NSTALLATION 18 13 2 12 3 11 4 10 5 9 6 8 7 15 25 85 30 80 45 75 50 70 55 65 60 RJ-45 cable (to NIC) cable outlet Cable Modem PC Link Cable Status Powe r Status Activity Activity FCN power supply cab le (to wall outlet) 3 Com U.
C ABLE M ODEM O PERATION 19 Once y our cable modem is properly installed and power supply is connected to AC power, it will automatica lly sca n for the active cable modem channel from y our cable c ompany ’s server.
C ABLE M ODEM O PERATION 20 1. Cable Mod em P ow er - I ndicates power is applied to the cable modem. This light is solid green when the modem is on. 2.
C ABLE M ODEM O PERATION 21 5. Cable Activity - Indicates that data is being transmitted to or from y our cable compa ny over the RF (cable) port. Flashing orang e indicates traffic. 6. FCN - Individual cable operators determine the function of this L ED.
C ABLE M ODEM O PERATION 22.
T ROUBLESHOOTING AND S UPPORT R ESOURCES 23 PROBLEM I cannot access my email or Internet service. The Cable Status LED never stops blinking. POSSIBLE SOLUTION 1. Check all connections. Make sure th e cable line is securel y connected to the cable jack on the back of t he modem.
T ROUBL ESHOO TING AND S UPPORT R ESOURCES 24 PROBLEM All of LEDs on the front of my modem look right, but I still can’t access the Internet. The power on my modem goes on and off sporadically. The Cable Modem Status light never stops blinking. POSSIBLE SOLUTION 1.
T ROUBL ESHOO TING AND S UPPORT R ESOURCES 25 Support Re source s 3 Com BBS Dial the 3Com BBS, 847-262-6000, using the communications software of y our choice. Internet FTP Our ftp site provides a free library containing the same files as the B BS site.
T ROUBL ESHOO TING AND S UPPORT R ESOURCES 26 90-Day Free Installat ion Support 3Com offers free 90 day installation support for this product. Please call the following toll-free number. 90-Day Free Installation Support 888-877-5040 After the 90 day limit, refer to our pay - per-call options below.
T ROUBL ESHOO TING AND S UPPORT R ESOURCES 27 the modem to us. Ship the unit, postag e paid, in a strong box made of corrugated cardboard with plenty of packing material. DO NOT send the modem back in the original box. Send ONLY the modem (NOT manuals, diskettes, etc.
T ROUBL ESHOO TING AND S UPPORT R ESOURCES 28.
R EGULATORY I NFORMATION AND L IMITED W ARRANTY 29 Manufactur er’s De claration of Conformity 3Com 3800 Golf Road Rolling Meadows, I L 60008 U.S.A. declares that the product U.
R EGULAT ORY I NFORMATION AND L IMITED W ARRANTY 30 Export Notices • Unlawful to export from the US or Canada without an approved US Department of Commerce export license.
R EGULAT ORY I NFORMATION AND L IMITED W ARRANTY 31 Cet appareil numé rique respecte le s limites de bruits radioélectriques applicables aux appareils numériques de Classe B préscrites dans la norme sur le maté riel brouilleur: Appareils Numériques , NMB-003 édictée par l'I ndustrie Canada.
R EGULAT ORY I NFORMATION AND L IMITED W ARRANTY 32 • Relocate the com puter and/or the receiver so that they are on separate branch circuits. I f necessary, consult y our dealer or an experienced radio/television technician for additional sugge stions.
R EGULAT ORY I NFORMATION AND L IMITED W ARRANTY 33 or reconditioned. 3Com warrants any replaced or repaired product or part for ninety (90) day s from shipment, or the remainder of the initial wa rranty period, whichever is longer.
R EGULAT ORY I NFORMATION AND L IMITED W ARRANTY 34 OBTAINING WARRANTY SERVICE: Customer must contact a 3Com Corporate Service Center or an Authorized 3Com Service Cente r within the applicable warranty period to obtain warranty service authorization.
R EGULAT ORY I NFORMATION AND L IMITED W ARRANTY 35 3Com shall not be responsible for any software, firmware, information, or memory data of Customer contained in, stored on, or integrated with any products returned to 3Com for repair, whether under warranty or not.
R EGULAT ORY I NFORMATION AND L IMITED W ARRANTY 36 AND EXAMI NATION DI SC LOSE THAT THE ALL EGED DEFECT OR MALF UNCTION I N THE PRODUCT DOES NOT EXIST OR WAS CAUSED BY CUSTOMER'S OR ANY THI RD P.
R EGULAT ORY I NFORMATION AND L IMITED W ARRANTY 37 PROVIDED HEREI N SHALL FAIL OF I TS ESSENTI AL PURPO SE. DISCLAIMER: Some countries, states, or provinces do not allow the exclusion or limitation o.
Ein wichtiger Punkt beim Kauf des Geräts 3Com 2940, 2941 (oder sogar vor seinem Kauf) ist das durchlesen seiner Bedienungsanleitung. Dies sollten wir wegen ein paar einfacher Gründe machen:
Wenn Sie 3Com 2940, 2941 noch nicht gekauft haben, ist jetzt ein guter Moment, um sich mit den grundliegenden Daten des Produkts bekannt zu machen. Schauen Sie zuerst die ersten Seiten der Anleitung durch, die Sie oben finden. Dort finden Sie die wichtigsten technischen Daten für 3Com 2940, 2941 - auf diese Weise prüfen Sie, ob das Gerät Ihren Wünschen entspricht. Wenn Sie tiefer in die Benutzeranleitung von 3Com 2940, 2941 reinschauen, lernen Sie alle zugänglichen Produktfunktionen kennen, sowie erhalten Informationen über die Nutzung. Die Informationen, die Sie über 3Com 2940, 2941 erhalten, werden Ihnen bestimmt bei der Kaufentscheidung helfen.
Wenn Sie aber schon 3Com 2940, 2941 besitzen, und noch keine Gelegenheit dazu hatten, die Bedienungsanleitung zu lesen, sollten Sie es aufgrund der oben beschriebenen Gründe machen. Sie erfahren dann, ob Sie die zugänglichen Funktionen richtig genutzt haben, aber auch, ob Sie keine Fehler begangen haben, die den Nutzungszeitraum von 3Com 2940, 2941 verkürzen könnten.
Jedoch ist die eine der wichtigsten Rollen, die eine Bedienungsanleitung für den Nutzer spielt, die Hilfe bei der Lösung von Problemen mit 3Com 2940, 2941. Sie finden dort fast immer Troubleshooting, also die am häufigsten auftauchenden Störungen und Mängel bei 3Com 2940, 2941 gemeinsam mit Hinweisen bezüglich der Arten ihrer Lösung. Sogar wenn es Ihnen nicht gelingen sollte das Problem alleine zu bewältigen, die Anleitung zeigt Ihnen die weitere Vorgehensweise – den Kontakt zur Kundenberatung oder dem naheliegenden Service.
