US Robotics 3Com Instructions d'exploitation

This manual covers installation and operating instructions for the following 3Com® modems:U.S. Robotics® Cable Modem CMX 3CR292-DE56 (model 2940)U.S.

BEFORE YOU BEGIN 7 NOTE: If you need to install anetwork interface card to give yourcomputer Ethernet capability but havenot yet done so, perform t

BEFORE YOU BEGIN 87. “TCP/IP” will appear in the list ofinstalled network components. ClickOK.8. Windows will now ask you if you wouldlike to restar

BEFORE YOU BEGIN 9If you do not see this icon, you mustreinstall your Macintosh systemsoftware and add networking support.Consult your Macintosh Use

BEFORE YOU BEGIN 10

HARDWARE AND SOFTWARE INSTALLATION11 NOTE: Before installing yourmodem, write its serial number in thespace provided on the first page of thismanual.

HARDWARE AND SOFTWARE INSTALLATION12mountingholes®These slots fit over the heads of wall-mounting screws to secure the modem tothe wall. A mounting te

HARDWARE AND SOFTWARE INSTALLATION1320"[ 50 cm ]INSTRUCTIONS FOR WALL-MOUNTING THE CABLE MODEM Wall-mounting TemplateSee other side for basic in

HARDWARE AND SOFTWARE INSTALLATION14securely stack your cable modem with theOfficeConnect unit(s). If possible, yourcable modem should always be the t

HARDWARE AND SOFTWARE INSTALLATION15Connecting the Cable Modemto Your Computer TIP: Before you unplug any cords,label them or make a sketch of howthey

HARDWARE AND SOFTWARE INSTALLATION16 NOTE: Refer to the diagram on the following page while following these steps.1. Turn off your computer and unplu

TABLE OF CONTENTSIntroduction 1Cable Modem Features 1Before You Begin 3Contacting Your Local Cable Company 3Preparing Your Workspace 5You Will Need Th

HARDWARE AND SOFTWARE INSTALLATION17are lighted solid green. If you are powering up your cable modem for the first time, allow 5to 15 minutes for this

HARDWARE AND SOFTWARE INSTALLATION181321231141059687152585308045755070556560RJ-45 cable(to NIC)cable outletCableModemPC LinkCableStatusPowe rStatusAct

CABLE MODEM OPERATION19Once your cable modem is properly installed and power supply is connected to AC power, itwill automatically scan for the active

CABLE MODEM OPERATION201. Cable Modem Power - Indicates power is applied to the cable modem. This light is solidgreen when the modem is on.2. Cable M

CABLE MODEM OPERATION215. Cable Activity - Indicates that data is being transmitted to or from your cable company overthe RF (cable) port. Flashing or

CABLE MODEM OPERATION22

TROUBLESHOOTING AND SUPPORT RESOURCES23PROBLEMI cannot access myemail or Internetservice.The Cable StatusLED never stopsblinking.POSSIBLE SOLUTION1.

TROUBLESHOOTING AND SUPPORT RESOURCES24PROBLEMAll of LEDs on thefront of my modemlook right, but Istill can’t accessthe Internet.The power on mymodem

TROUBLESHOOTING AND SUPPORT RESOURCES25Support Resources3Com BBSDial the 3Com BBS, 847-262-6000, usingthe communications software of yourchoice.Intern

TROUBLESHOOTING AND SUPPORT RESOURCES2690-Day Free Installation Support3Com offers free 90 day installationsupport for this product. Please call thefo

Regulatory Information and Limited Warranty 29Manufacturer’s Declaration of Conformity 293Com Corporation Limited Warranty 32

TROUBLESHOOTING AND SUPPORT RESOURCES27the modem to us. Ship the unit, postagepaid, in a strong box made of corrugatedcardboard with plenty of packing

TROUBLESHOOTING AND SUPPORT RESOURCES28

REGULATORY INFORMATION AND LIMITEDWARRANTY29Manufacturer’s Declaration ofConformity3Com3800 Golf RoadRolling Meadows, IL 60008U.S.A.declares that the

REGULATORY INFORMATION AND LIMITED WARRANTY30Export Notices• Unlawful to export from the US orCanada without an approved USDepartment of Commerce exp

REGULATORY INFORMATION AND LIMITED WARRANTY31Cet appareil numérique respecte les limitesde bruits radioélectriques applicables auxappareils numériques

REGULATORY INFORMATION AND LIMITED WARRANTY32• Relocate the computer and/or thereceiver so that they are on separatebranch circuits.If necessary, con

REGULATORY INFORMATION AND LIMITED WARRANTY33or reconditioned. 3Com warrants anyreplaced or repaired product or part forninety (90) days from shipment

REGULATORY INFORMATION AND LIMITED WARRANTY34OBTAINING WARRANTY SERVICE:Customer must contact a 3Com CorporateService Center or an Authorized 3ComServ

REGULATORY INFORMATION AND LIMITED WARRANTY353Com shall not be responsible for anysoftware, firmware, information, or memorydata of Customer contained

REGULATORY INFORMATION AND LIMITED WARRANTY36AND EXAMINATION DISCLOSE THATTHE ALLEGED DEFECT ORMALFUNCTION IN THE PRODUCTDOES NOT EXIST OR WAS CAUSEDB

INTRODUCTION1Congratulations! You have just purchased amodem that features a pioneering newtechnology. 3Com, a leader in networkingand data access, is

REGULATORY INFORMATION AND LIMITED WARRANTY37PROVIDED HEREIN SHALL FAIL OFITS ESSENTIAL PURPOSE.DISCLAIMER: Some countries, states, orprovinces do not

INTRODUCTION 2your system, and your available harddisk space.• The Internet browsing, e-mail, or otherprograms you run at the same time,which use yo

BEFORE YOU BEGIN 3 This chapter explains how to prepare yourcomputer system for cable modeminstallation. Contacting Your Local CableCompany In order

BEFORE YOU BEGIN 4 You should now contact your local cablecompany and verify the following:• You have cable service to your homethat supports two-wa

BEFORE YOU BEGIN 5 Preparing Your Workspace• Position your computer so that it islocated near your cable outlet.• The cable modem should be located

BEFORE YOU BEGIN 6• Fold-out Quick Installation Guide• This User’s Guide & Reference Not Included:• A PC running Windows 95 (or later)or a Maci