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Cisco DPC2203C Installation And Operation Manual Voip cable modem. Modem Cisco DPC2100 Datasheet Docsis 2. Modem Cisco DPQ2160 User Manual Docsis 2. Modem Cisco DPC3008 User Manual 8×4 docsis 3.
Page 3 Please Read Important Please read this entire guide. If this guide provides installation or operation instructions, give particular attention to all safety statements included in this guide. To view a list of cisco trademarks, go to this URL: www. Page 5: Important Safety Instructions, Notice To Installers IMPORTANT SAFETY INSTRUCTIONS IMPORTANT SAFETY INSTRUCTIONS Notice to Installers The servicing instructions in this notice are for use by qualified service personnel only. To reduce the risk of electric shock, do not perform any servicing other than that contained in the operating instructions, unless you are qualified to do so. Page 6: Aviso A Los Instaladores De Sistemas Catv IMPORTANT SAFETY INSTRUCTIONS Mitteilung für CATV-Techniker Die in dieser Mitteilung aufgeführten Wartungsanweisungen sind ausschließlich für qualifiziertes Fachpersonal bestimmt.
Page 7 IMPORTANT SAFETY INSTRUCTIONS Read These Instructions Keep These Instructions Heed All Warnings Follow All Instructions Power Source Warning A label on this product indicates the correct power source for this product. Operate this product only from an electrical outlet with the voltage and frequency indicated on the product label. Page 8 IMPORTANT SAFETY INSTRUCTIONS Prevent Power Cord Damage Protect the power cord from being walked on or pinched, particularly at plugs, convenience receptacles, and the point where the cord exits from the apparatus. Handling Optional, Rechargeable Battery This product may contain a rechargeable Lithium-Ion battery to provide stand-by operation in the event of an AC power failure. Page 9 IMPORTANT SAFETY INSTRUCTIONS Accessories Warning WARNING: Avoid electric shock and fire hazard! Service Warnings WARNING: Avoid electric shock! Do not open the cover of this product.
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Opening or removing the cover may expose you to dangerous voltages. If you open the cover, your warranty will be void. Any changes or modifications not expressly approved by Cisco Systems, Inc. Page 13: Table Of Contents Contents IMPORTANT SAFETY INSTRUCTIONS FCC Compliance About This Guide Chapter 1 Introducing the Model DPC2203C VoIP Cable Modem 1 DPC2203C Features . 58 Appendix A Specifications Technical Specifications .
100Base-T Ethernet port, and a USB 1. Page 16 About This Guide Document Version This is the second release of this document. Page 17: Chapter 1 Introducing The Model Dpc2203c Voip Cable Modem Ion cartridge-style battery for convenient backup power. This chapter provides an overview of the outstanding design and performance features of the DPC2203C, the front and back panel components of the cable modem, and a theory of operation for cable modems for successful installation and operation of the cable modem. Page 18: Dpc2203c Features Chapter 1 Introducing the Model DPC2203C VoIP Cable Modem DPC2203C Features This section contains an overview of some of the design and performance features of the DPC2203C.
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Design and Performance Features The DPC2203C is designed to meet DOCSIS 2. Page 20: Dpc2203c Components Chapter 1 Introducing the Model DPC2203C VoIP Cable Modem DPC2203C Components Front Panel Description The front panel of your cable modem provides status LEDs that indicate how well and at what state your cable modem is operating. Page 22: Back Panel Description Chapter 1 Introducing the Model DPC2203C VoIP Cable Modem Back Panel Description The following illustration shows the description and function of the back panel components on the DPC2203C. Important: Do not connect your PC to both the Ethernet and USB ports at the same time. Page 23: Theory Of Operation Theory of Operation Theory of Operation This section summarizes the theory of operation for cable modems and provides a high-level overview of the operational stages for the cable modem. Reading this chapter provides a better understanding of how cable modems operate. Note: This section is not intended to be a specification for the cable modem.
Page 24 Chapter 1 Introducing the Model DPC2203C VoIP Cable Modem Downstream Scanning Routine The cable modem starts its own standard scanning algorithm. The scanning routine of the cable modem is now optimized to seek out the CMTS downstream channel as quickly as possible. The actual scanning process varies slightly depending on the television frequency channel plan for your particular country. When the software installation is complete, the cable modem restarts the entire initialization process again at the scan for downstream channel stage.
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Page 29: Chapter 2 Installing The Dpc2203c For Internet Service Installing the DPC2203C for Internet Service Introduction This chapter provides information and procedures to assist you in placing, installing, configuring, operating, and troubleshooting the DPC2203C for high-speed Internet service. Page 30: Before You Begin Chapter 2 Installing the DPC2203C for Internet Service Before You Begin This section provides the minimum requirements for installing the DPC2203C on your system and at user sites. Cable System Requirements To allow successful installation and operation, verify that your system meets the following minimum requirements: DOCSIS 2. Page 31: Hardware And Software Requirements Before You Begin Hardware and Software Requirements This section provides hardware and software requirements for connecting your cable modem to a PC for high-speed Internet service. Note: You will also need an active cable input line and an Internet connection. Internet access enables you to send and receive e-mail, access the World Wide Web, and receive other Internet services. Page 33 Before You Begin I Already Have an Existing High-Speed Internet Access Account If you have an existing high-speed Internet access account, you must give your service provider the serial number and the MAC address of the cable modem.
Refer to the serial number and MAC address information listed previously in this section. Page 34: Install The Cable Modem Chapter 2 Installing the DPC2203C for Internet Service Install the Cable Modem Installation Diagram The following diagram illustrates one of the various installation and connection options that are available to you. Note: Professional installation may be available. Contact your local service provider for further assistance.
Page 35 Install the Cable Modem Connect your PC to either the Ethernet port or the USB port using the appropriate data cable. Note: You can connect two separate PCs to the cable modem at the same time by connecting one to the Ethernet port and one to the USB port. Insert the AC power cord into the power connector on the back of the cable modem, and then plug the other end into an AC power source. IP This section contains instructions for configuring the cable modem to run in Microsoft Windows or Macintosh environments. IP protocol in a Microsoft Windows environment is different for the Windows 95, 98, 98SE, ME, 2000, or XP versions. IP Click Yes to restart your computer when the Local Network window opens.
IP protocol is now configured on your PC, and your Ethernet devices are ready for use. IP on Macintosh Systems Click the Apple icon in the upper-left corner of the Finder. Click Edit on the Finder at the top of the screen. Scroll down to the bottom of the menu, and then click User Mode.
Page 39: Install Usb Drivers Install USB Drivers Install USB Drivers This section contains instructions for installing the cable modem USB drivers if your PC is equipped with a USB interface and a Microsoft Windows 2000 or Windows XP operating system. The USB driver installation procedures are different for each operating system. Page 40 Chapter 2 Installing the DPC2203C for Internet Service After the system finds the USB driver, the Digital Signature Not Found window opens and displays a confirmation message to continue the installation. Click Yes to continue the installation. The Found New Hardware Wizard window reopens with a message that the installation is complete. Page 41: Chapter 3 Installing The Dpc2203c For Telephone Service Chapter 3 Installing the DPC2203C for Telephone Service Introduction This chapter provides procedures to assist you in placing, installing, configuring, operating, and troubleshooting the DPC2203C for telephone service.
Page 42: Telephone Requirements Chapter 3 Installing the DPC2203C for Telephone Service Telephone Requirements This section provides hardware and software requirements for utilizing your cable modem for telephone service. Number of Telephone Devices The RJ-11 telephone-style connectors on the cable modem can each provide telephone service to multiple telephones, fax machines, and analog modems. Page 43: About The Battery About the Battery About the Battery Your modem includes a rechargeable Lithium-Ion battery to provide stand-by operation in the event of an AC power failure. You can replace the battery without the use of any tools.
WARNING: There is danger of explosion if the battery is mishandled or incorrectly replaced. Page 44 Chapter 3 Installing the DPC2203C for Telephone Service Location of Battery The following illustration shows the location of the battery on the DPC2203C. Removing and Replacing the Battery Follow these steps to remove and replace the battery. You can remove and replace the battery without disconnecting the AC power source. Before You Begin Before you begin, choose an appropriate mounting place. The wall can be made of cement, wood, or drywall. The mounting location should be free of obstructions on all sides, and the cables should be able to easily reach the cable modem without strain.
Page 46: Wall Mounting Instructions Chapter 3 Installing the DPC2203C for Telephone Service Location and Dimensions of the Wall-Mounting Slots The following illustration shows the location and dimensions of the wall-mounting slots on the bottom of the modem. Use the information on this page as a guide for mounting your modem to the wall. Page 47: Install The Cable Modem To Provide Telephone Service Install the Cable Modem to Provide Telephone Service Install the Cable Modem to Provide Telephone Service The cable modem can be used to provide telephone service for one or two telephone lines. Page 48 Chapter 3 Installing the DPC2203C for Telephone Service Installation Diagram The following diagram illustrates one of the various connection options that are available to you. To install the cable modem for telephone service Connect a telephone, fax machine, or analog modem to each of the appropriate RJ-11 ports on the cable modem.
Page 49 Install the Cable Modem to Provide Telephone Service Connect the active RF coaxial cable to the CABLE connector on the back of the cable modem. The cable modem begins an automatic search to locate and sign on to the network that provides the telephone service. This process may take up to 5 minutes. Page 51: Chapter 4 Troubleshooting The Installation Chapter 4 Troubleshooting the Installation Introduction This chapter provides descriptions of possible cable modem performance and installation issues that may occur after the cable modem is installed. This chapter also shows specific examples of the condition as shown by the LED status indicators on the front panel of the cable modem.
Page 53: Troubleshooting Overview Troubleshooting Overview Troubleshooting Overview This section provides a table that illustrates a summary of the visual status of the front-panel LED status indicators for the various cable modem situations and conditions described in this chapter. The following chart illustrates the appearance of the cable modem front panel LED status indicators during normal operations when AC power is applied to the cable modem. Page 56: Special Conditions Chapter 4 Troubleshooting the Installation Special Conditions The following chart describes the appearance of the cable modem front panel LED status indicators during special conditions to show when you have been denied network access, when the modem is operating on battery power, or when a software download is in progress. Page 57: Powering Options Powering Options Powering Options Description The cable modem can operate from standard AC power or from battery power when there is a loss of AC power. After a cable modem powers on, it performs an internal self test to ensure proper initialization of the cable modem. When the self-test is complete, the cable modem will begin normal operation if AC power is available. Page 58 Chapter 4 Troubleshooting the Installation Check and Correct Verify correct connection of the power cord to the cable modem.
Verify correct connection of the power cord to an AC electrical outlet. If a wall switch controls the AC electrical outlet, verify that the wall switch is in the ON position. Page 59: No Downstream Signal Lock No Downstream Signal Lock No Downstream Signal Lock After a cable modem powers on and performs an internal self-test, the cable modem starts to scan for the CMTS downstream channel. The cable modem start its standard scanning algorithm. Page 60 Chapter 4 Troubleshooting the Installation Is the ratio outside of the operating range? If yes, correct the downstream channel to the cable modem. If no, go to step 6.
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Check the status of the CMTS. Check the status of the CMTS signal on the node attached to the cable modem. Page 61: Ranging Not Complete Ranging Not Complete Ranging Not Complete Description After the cable modem finds the CMTS downstream channel and upstream parameters, it starts the ranging and automatic adjustments stage. This stage adjusts the timing offset and the power level for communication with the CMTS. Page 62 Chapter 4 Troubleshooting the Installation Is the upstream level or the ratio outside of the operating range? If yes, correct the upstream channel to the cable modem.
If no, go to step 5. Page 63: Ip Connectivity Not Complete IP Connectivity Not Complete IP Connectivity Not Complete Description After completing the ranging stage, the cable modem then tries to establish IP connectivity. Open the Signal page, and then select Cable Modem Status. Page 65: Registration Not Complete Registration Not Complete Registration Not Complete Description In this phase, the cable modem requests the time of day and the configuration file for the cable modem. The configuration file contains operational parameters for how the user wants the cable modem to operate on the system.
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Page 68 Chapter 4 Troubleshooting the Installation My cable modem does not recognize the cable network The cable modem works with a standard, 75-ohm, RF coaxial cable. Contact your service provider to determine if you are using the correct cable. Page 69 Troubleshooting for High-Speed Data Installations Click OK to close the IP Configuration window, you have completed this procedure. Note: If you cannot access the Internet, contact your service provider for further assistance. Renewing the IP Address on Macintosh Systems Close all open programs. Page 70: Troubleshooting For Telephony Installations Chapter 4 Troubleshooting the Installation Troubleshooting for Telephony Installations This section provides troubleshooting suggestions and check and correct tips for telephony installations. Common Troubleshooting Suggestions The modem does not register a cable connection The modem works with a standard, 75-ohm, RF coaxial cable.
Page 71: Frequently Asked Questions Troubleshooting for Telephony Installations Frequently Asked Questions Q. What if I don’t subscribe to telephone service from my cable operator, can I still use the cable modem to make and receive phone calls? Telephone service is enabled for each telephone port on the cable modem by the cable telephony service provider. Reset The cable modem returns to the factory default level of access when you activate the factory reset switch. Press and hold the factory reset switch for 10 seconds to return the cable modem to its factory default settings.
Page 76 Chapter 5 Operating the DPC2203C System Page This section provides an example of the System page. The System page displays system information about the cable modem, including the serial number, MAC address, software version, hardware version and software build and revision information. Signal Page Example The following illustration is an example of the Signal page. Page 78 Chapter 5 Operating the DPC2203C Basic Status Page This section provides an example of the Status page. The Status page displays information about the status of the communications between the cable modem and the cable modem network.
Status Page Example The following illustration is an example of the Status page. The Log page provides important information that can be used to resolve problems with your cable modem. Notes: The Event Log displays on both the Basic and Advanced tabs. Page 80 Chapter 5 Operating the DPC2203C EMTA Page This section provides an example of the EMTA page. The EMTA page provides important information about the current status of your cable modem. EMTA Page Example The following illustration is an example of the EMTA page.