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34

C

HAPTER

 3: E

THERNET

 I

NSTALLATION

e

Click 

Renew

 to refresh the IP address. The refreshed 

address may or may not be the same as the original IP 
address.

To release and renew the IP address for the 
Windows 2000 operating system:

a

Click Windows 

Start

 and select 

Programs, 

then

 

Accessories

. 

b

Click 

Command Prompt

.

c

At the command prompt (C:\), 
type 

ipconfig /release 

and press the 

Enter

 key 

(notice that there is a space between 

ipconfig

 and 

/release

).

d

After the system releases the IP address, at the 
command prompt type 

ipconfig /renew

 and press the 

Enter

 key (notice that there is a space between 

ipconfig

 

and 

/renew

).

Содержание Cable Modem External

Страница 1: ...http www 3com com HomeConnectTM Cable Modem External with USB Getting Started Guide Part No 10038811 Published June 2000 ...

Страница 2: ...om 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 developed solely at private expense Software is delivered as Commercial Computer Software as defined in DFARS 25...

Страница 3: ...perating System Only 12 Using USB with the Windows 2000 Operating System 13 Uninstalling the Cable Modem Windows 2000 Operating System Only 17 Troubleshooting the USB Installation 18 3 ETHERNET INSTALLATION Deciding Which Installation Process to Use 25 Setting Up the Computer to Use an Ethernet Connection 25 Configuring the TCP IP Protocol 25 Connecting the Cable Modem 31 Using the Cable Connectio...

Страница 4: ...aration of Conformity 49 FCC Declaration of Conformity 49 FCC Class B Statement 49 FCC Notice Radio and Television Interference 50 UL c UL Listing 51 Canadian Notice 51 INTERNATIONAL DECLARATION OF CONFORMITY 52 Electromagnetic Compatibility 52 Safety Low Voltage Directive 52 Special Notes 53 Japan 53 Performance Specifications 53 Export Notices 53 License Agreement 53 3Com Corporation Limited War...

Страница 5: ...hardware applications service offered by your cable service provider and network traffic Cable Modem Features Cable line bandwidth allows user data rates of up to 38 megabits per second Mbps faster than 56K analog modems ISDN or ADSL Two way design means that the cable modem both sends and receives data over the cable line Plug and play USB operation ensures easy setup and installation DOCSIS comp...

Страница 6: ...ial number appears on the white bar code label on the back of the modem and consists of 10 characters preceded by the text SN In the following example label image the serial number is 6LZ1377410 Media Access Control MAC address The MAC address appears on the white bar code label on the back of the modem and consists of 12 characters preceded by the text EA In the following example label image the ...

Страница 7: ...le modem Your cable service provider has set up your cable Internet access account Your cable service provider will set up an Internet access account that will allow you to send and receive e mail access the World Wide Web and receive other Internet services This account must be set up before you can use your cable modem Preparing Your Workspace Position your computer so that it is located near th...

Страница 8: ...Using the Cable Connections CD for more information Also Needed To use the cable modem s USB port A PC running Windows 98 or Windows 2000 operating system Currently USB does not support the Macintosh operating system An active USB port on your computer To use the cable modem s Ethernet port A PC running Windows 95 or later or a Macintosh computer running System 7 5 or later An active Ethernet port...

Страница 9: ...connect multiple computers to the cable modem To do this you may need to obtain additional IP addresses from your cable service provider CAUTION You cannot use the USB and Ethernet connections simultaneously Therefore you should not have the USB cable and the Ethernet cable plugged into the cable modem at the same time Having the USB and Ethernet cables plugged into the cable modem at the same tim...

Страница 10: ...the cable line connected to a television as well as the cable modem you will need a cable line splitter not included b Connect the USB cable line to the cable modem s USB port and to the USB port on the computer c Plug the cable modem s power adapter into a wall outlet or surge protector and into the cable modem s power jack Windows detects the cable modem The Found New Hardware screen appears 3 W...

Страница 11: ...Using USB with the Windows 98 Operating System 7 4 Click Next 5 Select Search for the best driver for your device Recommended and click Next ...

Страница 12: ...STALLATION 6 Check the CD ROM drive check box and click Next to search for the necessary driver files 7 If Windows finds an updated driver select The updated driver Recommended 3Com HomeConnect Cable Modem and click Next ...

Страница 13: ...98 CD into the CD ROM drive 9 Insert the Windows 98 CD and click OK If the Copying Files dialog box appears make sure that you have inserted the correct CD and that you have pointed it to the correct path In the following example the path is E win98 where E represents the CD ROM drive If necessary replace the E with the letter of your CD ROM drive After you point the Add New Hardware Wizard to the...

Страница 14: ...10 CHAPTER 2 USB INSTALLATION The computer automatically copies the necessary system files 10 Click Finish after the computer has copied the necessary files ...

Страница 15: ...ck Yes to restart the computer 12 Verify that the cable modem is operating properly When the modem is operating properly the cable modem Link Status and Power LEDs are lighted a solid green If you are powering up the cable modem for the first time allow 15 minutes for this process to finish See Cable ...

Страница 16: ...rocess for the cable modem you can install the Cable Connections CD Installing the Cable Connections CD gives you access to the free software products To install the Cable Connections CD follow the instructions on the CD Uninstalling the Cable Modem Windows 98 Operating System Only To uninstall the cable modem 1 Close all open applications 2 Click Windows Start and select Settings 3 Click Control ...

Страница 17: ...ide to make the following connections a Connect the cable line to the cable modem s CATV cable connector Be careful not to bend the wire in the center of the cable line when you connect it to the cable modem After hand tightening the CATV cable connector use the adjustable wrench to firmly tighten it Be careful not to over tighten the connector or you may damage either the connector or the cable m...

Страница 18: ... INSTALLATION 3 The Found New Hardware Wizard screen appears Insert the included Cable Connections CD into the CD ROM drive and Click Next 4 Select Search for a suitable driver for my device recommended and click Next ...

Страница 19: ...0 Operating System 15 5 Check the CD ROM drives check box and click Next to search for the necessary driver files 6 The Found New Hardware Wizard displays the search results Click Next to install the driver files for the cable modem ...

Страница 20: ...ue the driver installation 8 The Found New Hardware Wizard completes the driver installation Click Finish to close the Found New Hardware Wizard 9 Verify that the cable modem is operating properly When the modem is operating properly the cable modem Link Status and Power LEDs are lighted solid green ...

Страница 21: ...ws 2000 Operating System Only To uninstall the cable modem while using Windows 2000 1 Close all open applications 2 Click Windows Start 3 Select Settings 4 Click Control Panel 5 Double click Add Remove Programs The Add Remove Hardware Wizard screen appears 6 Click Next 7 Select Uninstall Unplug a device and click Next 8 Select Uninstall a device Choose this option to permanently uninstall a device...

Страница 22: ... is securely connected to the cable jack on the back of the modem Verify that the USB cable is securely plugged into both the modem and the computer Make sure the power adapter is properly plugged into both the modem and a wall outlet or surge protector If the cable modem is properly connected the Cable Modem Power and Link Status indicator lights on the front of the modem should all be a solid co...

Страница 23: ...cting to your cable service provider If you use the Windows 98 operating system verify that you have fewer than five TCP IP bindings Click Windows Start select Settings and click Control Panel Double click Network and count the number of TCP IP bindings listed You cannot have more than five TCP IP bindings for the cable modem to operate You must remove enough TCP IP bindings so that you have no mo...

Страница 24: ...Click Renew to refresh the IP address The refreshed address may or may not be the same as the original IP address To release and renew the IP address for the Windows 2000 operating system a Click Windows Start and select Programs then Accessories b Click Command Prompt c At the command prompt C type ipconfig release and press the Enter key notice that there is a space between ipconfig and release ...

Страница 25: ...esktop The Cable Status LED never stops blinking The signal from your cable service provider s equipment may be too weak or the cable line may not be properly attached to the modem If the cable line is properly connected to the modem call your cable service provider to verify whether a weak signal is the problem All four of the LEDs on the front of my cable modem are lighted and blinking Call your...

Страница 26: ...ble service provider You may not have installed TCP IP properly for Windows 95 and 98SE winipcfg for Windows 2000 ipconfig or the TCP IP parameters provided by your cable service provider may not be correct for your computer If you are using a cable line splitter so that you can connect the cable modem and a television at the same time try removing the splitter and reconnecting the cables so that ...

Страница 27: ...Troubleshooting the USB Installation 23 ...

Страница 28: ...24 CHAPTER 2 USB INSTALLATION ...

Страница 29: ...use a hub to connect multiple computers to the cable modem and you can use multiple IP addresses from your cable service provider CAUTION You cannot use the USB and Ethernet connections simultaneously Therefore you should not have the USB cable and the Ethernet cable plugged into the cable modem at the same time Having the USB and Ethernet cables plugged into the cable modem at the same time might...

Страница 30: ...on the Windows desktop and click Properties 2 A list of installed network components appears Look for an entry named TCP IP This entry may be followed by an arrow and a description of the NIC hardware device installed in the computer Windows 95 98 TCP IP Binding If a similar entry is present you can now connect the cable modem Go to Connecting the Cable Modem for the instructions However if a simi...

Страница 31: ...ting the Cable Modem for the instructions However if a similar entry is not present complete the following steps 1 Scroll to the Internet Protocol TCP IP option Click to place a check mark in the Internet Protocol check box 2 Click OK Configuring the TCP IP Protocol on a Macintosh You need to make sure the TCP IP communications protocol and an Ethernet device is installed on the computer before yo...

Страница 32: ...Click Edit on the Finder gray bar at the top of the screen Scroll down to the bottom of the menu and click User Mode 3 Click Advanced then click OK 4 Click the Up Down selector arrows to the right of Configure and select Using DHCP Server ...

Страница 33: ... Load only when needed check box does not appear If it is visible click the box A check mark appears in the box 6 Click OK 7 Verify that the Use 802 3 box is unchecked circled in the following image If there is a check mark in the box click it to remove the check mark Then click Info in the lower left corner ...

Страница 34: ...screen you must reset the computer s Parameter RAM To do this power off the Macintosh With the power off simultaneously press and hold down the Command Apple Option P and R keys on the keyboard Keeping those keys pressed power on the Macintosh When the computer starts you will hear the Apple chime Keep the keys pressed for at least three chimes then release the keys and allow the computer to start...

Страница 35: ...to firmly tighten it Be careful not to over tighten the connector or you may damage either the connector or the cable modem If you plan to have the cable line connected to a television as well as to the cable modem you will need a cable line splitter not included Plug the cable modem s power adapter into a wall outlet or surge protector and into the cable modem s power jack Plug one end of the RJ ...

Страница 36: ...is securely plugged into both the modem and the network interface card Make sure the power adapter is properly plugged into the modem and into a wall outlet or surge protector If the cable modem is properly connected the Cable Modem Power Cable Modem Status and Link Status indicator lights on the front of the modem should all be a solid color Power cycle the cable modem by unplugging the power jac...

Страница 37: ...pters field If you see either you have an IRQ conflict Refer to the manufacturer s documentation that came with your network interface card Make sure that TCP IP is the default protocol in use by your computer Release and renew the computer s IP address To release and renew the IP address for the Windows 95 98 operating system a Click Windows Start and click Run b Type winipcfg in the Open field a...

Страница 38: ...ws 2000 operating system a Click Windows Start and select Programs then Accessories b Click Command Prompt c At the command prompt C type ipconfig release and press the Enter key notice that there is a space between ipconfig and release d After the system releases the IP address at the command prompt type ipconfig renew and press the Enter key notice that there is a space between ipconfig and rene...

Страница 39: ...rnet If the Power Link Status LEDs and Data Rate LEDs are lighted the cable modem is operating properly Try shutting down the computer and then turning it back on This causes the computer to re establish communications with your cable service provider s computer Power cycle the cable modem by removing the power adapter from its outlet and then plugging it back into the outlet Then try reconnecting...

Страница 40: ...ALLATION The power on my modem goes on and off sporadically The Link Status light never stops blinking You may be using the wrong power adapter Check that the power adapter you are using is the one that came with the cable modem ...

Страница 41: ...Troubleshooting the Ethernet Installation 37 ...

Страница 42: ...38 CHAPTER 3 ETHERNET INSTALLATION ...

Страница 43: ...m s LEDs Here is a quick overview of the LEDs on the front of the modem and what they can tell you about the performance of the modem and the condition of the connection LEDs on the Front of the Modem Power Indicates power is applied to the cable modem This light is solid green when the modem is on You will also hear an audio notification once power is applied Link Status This LED indicates the mo...

Страница 44: ... LED there may or may not be an audio notification associated with this LED The LED on the back of the cable modem located near the power jack is a status LED The following chart explains how to interpret its activity LED on the Back of the Modem LED STATE REPEATING DESCRIPTION SHORT OFF LONG ORANGE YES Startup power on self test ORANGE NO Failed power on self test SHORT OFF SHORT ORANGE YES Downs...

Страница 45: ... have voltages that are not correct for your particular cable modem Using a power adapter with the wrong voltage can damage the cable modem 2 Ethernet Port This is where you plug the included RJ 45 Ethernet cable The other end connects to the RJ 45 jack on the NIC 3 USB Port This is where you plug the included USB cable The other end connects to the USB port on the computer 4 Cable RF Connector Th...

Страница 46: ...42 CHAPTER 4 CABLE MODEM OPERATION ...

Страница 47: ...rosoft s Internet Explorer on the Cable Connections CD included with the modem Open your Web browser and point it to the following URL http 149 112 50 65 The Configuration Screens menu appears Here is an overview of the options on the Configuration Screens menu Cable Modem Configuration Click this option to launch the Cable Modem Configuration screen which displays the cable modem s MAC address se...

Страница 48: ...e status describes the downstream and upstream characteristics The valid range of the Transmit Power Level is 8 dbmV to 58 dbmV The value range of the Upstream Channel ID is from 1 to 255 Operation Configuration Click this option to launch the Cable Modem Operation Configuration screen The operational parameters displayed on this screen describe important aspects of the cable modem s configuration...

Страница 49: ... use to access all of these configuration screens After you change the URL setting type it into your browser s URL window to access these configuration screens Volume Control Click this option to launch the Cable Modem Sound Control screen This screen allows you to adjust the volume of the sounds emitted by the cable modem ...

Страница 50: ...46 CHAPTER 5 VIEWING THE CABLE MODEM S CONFIGURATION ...

Страница 51: ...s Web site 90 Day Free Installation Support 3Com offers free installation support for this product for 90 days after purchase Please call the following toll free number 888 877 5040 After the 90 day limit refer to our regular technical support hotline Technical Support Hotline Technical questions about 3Com cable modems can also be answered by technical support representatives Regular telephone ch...

Страница 52: ...ive a USO User Service Order number You must have a USO number before returning the modem to us Ship the unit postage 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 Include your USO number name and address on the shipping label as well as inside the package If possible se...

Страница 53: ... Methods of Measurement Federal Communications Commission 47 CFR Part 15 subpart B 15 107 e Class B Conducted Limits 15 109 g Class B Radiated Emissions Limits 3Com Corporation 3800 Golf Road Rolling Meadows IL 60008 U S A Telephone 847 262 5000 FCC Class B Statement This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause ...

Страница 54: ...ing the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help...

Страница 55: ...mériques de la Classe B préscrites dans la norme sur le matériel brouilleur Appareils Numériques NMB 003 édictée par l Industrie Canada Centre de guarantie et de service aprés vente Keating Technologies Royal Crest Court Suite 120 Markham ONT L3R 9X4 Users should ensure for their own protection that the electrical ground connections of the power utility telephone lines and internal metallic water ...

Страница 56: ...onforms to the Class B limits EN 50082 1 1995 Electromagnetic Compatibility Generic Immunity Standard VCCI Class 2 CNS 13438 1997 Class B Safety Low Voltage Directive This equipment was tested and found to conform to the Council Directive 72 23 EEC for safety of electrical equipment Conformity with this Directive is based upon compliance with the following harmonized standard IEC 60950 1991 Second...

Страница 57: ... hardware contained in this product contains encryption software which may not be exported or transferred from the US or Canada without an approved US Department of Commerce export license License Agreement You agree that you will not export or re export the Software or accompanying documentation or any copies thereof or any products utilizing the Software or such documentation in violation of any...

Страница 58: ...ce the defective item or if neither of the two foregoing options is reasonably available 3Com may in its sole discretion refund to Customer the purchase price paid for the defective product All products that are replaced will become the property of 3Com Replacement products may be new or reconditioned 3Com warrants any replaced or repaired product or part for ninety 90 days from shipment or the re...

Страница 59: ...DUCT MAY INCLUDE OR BE BUNDLED WITH THIRD PARTY SOFTWARE THE USE OF WHICH IS GOVERNED BY A SEPARATE END USER LICENSE AGREEMENT THIS 3COM WARRANTY DOES NOT APPLY TO SUCH THIRD PARTY SOFTWARE FOR THE APPLICABLE WARRANTY PLEASE REFER TO THE END USER LICENSE AGREEMENT GOVERNING THE USE OF SUCH SOFTWARE Year 2000 Warranty In addition to the Hardware Warranty and Software Warranty stated above 3Com warr...

Страница 60: ...Corporate Service Center or an Authorized 3Com Service Center within the applicable warranty period to obtain warranty service authorization Dated proof of purchase from 3Com or its authorized reseller may be required Products returned to 3Com s Corporate Service Center must be pre authorized by 3Com with a User Service Order USO number marked on the outside of the package and sent prepaid and pac...

Страница 61: ...ONNECTION WITH THE SALE INSTALLATION MAINTENANCE OR USE OF ITS PRODUCTS 3COM SHALL NOT BE LIABLE UNDER THIS WARRANTY IF ITS TESTING AND EXAMINATION DISCLOSE THAT THE ALLEGED DEFECT OR MALFUNCTION IN THE PRODUCT DOES NOT EXIST OR WAS CAUSED BY CUSTOMER S OR ANY THIRD PERSON S MISUSE NEGLECT IMPROPER INSTALLATION OR TESTING UNAUTHORIZED ATTEMPTS TO OPEN REPAIR OR MODIFY THE PRODUCT OR ANY OTHER CAUS...

Страница 62: ... the limitation of incidental or consequential damages for certain products supplied to consumers or the limitation of liability for personal injury so the above limitations and exclusions may be limited in their application to you When the implied warranties are not allowed to be excluded in their entirety they will be limited to the duration of the applicable written warranty This warranty gives...

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