background image

25

1. Tuning 

 The cable

modem is functional
and searching for a
downstream cable
modem service
channel on your
cable system.

2. Ranging 

 The modem

is now tuned to a
downstream cable
modem channel and
can now receive data.
Now it searches for an
upstream channel so
that it can send data.

3. Connecting 

 The

cable modem is now
communicating
start-up data both
downstream and
upstream.
The cable company
is establishing IP
connectivity with
your modem.

4. Configuring 

 The

cable modem
received its IP
address and is
downloading its
configuration file
from the Internet
Service Provider
(ISP).

X

X

X

X

X

X

X

X

X

X

activating the Cable Modem

5. Registering 

 The cable modem configuration is complete. It

is registering its 

as-configured

 settings with your Cable

Operator. Once complete, the POWER, PC LINK, and CABLE
indicators stop flashing and remain on.

X

X

X

X

X

Initialization Mode

After you install the cable modem and turn it on for the first time (and each time the
modem is reconnected to the power), it goes through five steps before it can be used.
Each of these steps is represented by a different pattern of flashing lights on the front of
the modem.

Note:  All LED (Light Emitting Diodes)/light indicators flash once prior to the initialization
sequence.

Legend

          Off          On          Flashing

X

Summary of Contents for RCA DCM245

Page 1: ...0111010110111100110100 0100101101001111010111 101010101011100110111011 10110110101100101111110 11010110110110011100111 011101001110111101101101 10101010101101101110010 0101101011101010011010 10111010110111100110100 010011110101110110111000 101010101011100110111011 10110110101100101111110 11010110110110011100111 011101001110111101101101 10101010101101101110010 CABLE MODEM ...

Page 2: ...er Coax HFC cable system and offers DOCSIS Baseline Privacy to promote secure internet transactions Power cord Requirement This product must be operated with the supplied line cord or with a line cord meeting IEC227 H03 VV F or IEC227 H03 VVH2 F having conductors with a cross sectional area not less than 75mm2 Operating Information Operating Temperature 0 40 C 32 104 F Storage Temperature 30 to 65...

Page 3: ...dows 98 SE for USB Connection 14 Using Windows 2000 for USB Connection 17 Using Windows Me for USB Connection 21 Ethernet Connection to One Computer 23 Connecting More Than One Computer to the Cable Modem Ethernet Only 24 activating the Cable Modem 25 Initialization Mode 25 Using the Cable Modem 26 Buttons 26 LED Light Indicators 26 Reset Switch 27 Other Status Lights 27 FREQUENTLY ASKED QUESTIONS...

Page 4: ...e running at the same time the capacity of your ISP network traffic levels the number of Ethernet or USB devices in use on your computer Your cable company may or may not fully support the speed capabilities of this modem What s on the CD ROM Insert the cable modem CD ROM into your CD ROM drive to view troubleshooting tips the internal diagnostics and other valuable information NOTE You will need ...

Page 5: ...ter to communicate simultaneously with a variety of peripherals However if you have other peripherals that send and receive a lot of information such as speakers printers or scanners we recommend using an Ethernet card to support this modem Mac Users Mac OS or any other OS other than Windows 98SE Me or 2000 are not currently supported for USB installation Please use the Ethernet connection Windows...

Page 6: ...best results Option 1 Attach the pads to the indentations on the back Option 2 Equally space the feet on the bottom of the unit Cable Modem Overview Cable Internet Service Requirements Cable company that offers DOCSIS compliant internet services Computer Internet Cable Cable Company What The Modem Does The RCA Digital cable modem serves as a two way high speed bridge between your personal computer...

Page 7: ...is your gateway to the Internet It provides you with a pipeline to access Internet content on the World Wide Web WWW Check with your cable company to make sure you have everything you need to begin they ll know if you need to install special software or re configure your computer to make your cable internet service work for you Contact Your Local Cable Company You will need to contact your cable c...

Page 8: ...ll times Keeping your modem plugged in will keep it connected to the Internet This means that it will always be ready when you are To disconnect just your computer from the Internet use the ON OFF button to put the modem in standby mode before you begin important information Your cable company should always be consulted before installing a new cable outlet Do not attempt any rewiring without conta...

Page 9: ... The line will be connected to the jack which should be labeled either IN CABLE IN CATV CATV IN etc B Connected to a wall mounted cable outlet C Coming out from under a baseboard heater or other location See figure 1 for the wiring example CONNECTING THE CABLE MODEM Fig 1 Basic Home Wiring TV converter TV converter Modem TV TV TV PC TV converter Cable drop New 2 way splitter one leg direct to mode...

Page 10: ...The first port connected takes priority This modem does not support Hot Swapping of cables Follow these steps to change the type of connection you are using Ethernet to USB or USB to Ethernet 1 Unplug power supply from the AC outlet 2 Switch connection type USB or Ethernet 3 Plug power back into the AC outlet Coaxial Cable AC Power Supply Note Only use the power supply provided with this unit Usin...

Page 11: ...he software provided in that kit If not the cable modem CD included with your modem contains the drivers Installation Wizard and other information you need to install your cable modem The Installation Wizard serves as your step by step guide to connecting and configuring your cable modem 1 Before you begin close all open applications and dialog boxes as they may interfere with your cable modem ins...

Page 12: ... meets the minimum configuration requirements the welcome screen appears fig 5 The Installation Wizard copies four system files to your hard drive during the installation process 6 The Installation Wizard prompts you to attach a coaxial cable to the connector labeled CABLE on your RCA cable modem and to the wall connection for your cable service fig 6 Click Next when you have finished connecting t...

Page 13: ...ting the power supply 8 The next step begins an automated installation of the USB cable modem drivers This installation may require Windows system files that are not currently located on your hard drive If the Installation Wizard needs those files you will be asked to insert your Windows Operating System CD ROM After the windows system has installed the files from the Windows OS CD ROM then reinse...

Page 14: ...the USB connections fig 10 A Make sure the USB cable is securely connected to the modem and to the computer Make sure the modem is plugged in and turned on then click detect modem The Installation Wizard attempts to detect your cable modem B If the modem is not detected please check the status of your USB port and USB connections Click OK to exit the wizard fig 11 Fig 9 ...

Page 15: ...uctions must be followed in the order they appear 1 Connect one end of the coaxial cable to the cable connection in the wall Attach the other end of the coaxial cable to the connector on the cable modem labeled CABLE fig 2 on page 8 2 Insert the plug from the AC power supply into the power AC jack labeled 9VDC 800mA and the two prong plug into the AC outlet 3 Insert the supplied RCA cable modem CD...

Page 16: ... Me go to step 6 on page 21 Using Windows 98 SE for USB Connection Follow steps 6 through 14 if you have a Windows 98 SE operating system 6 When the Add New Hardware Wizard appears click Next to initiate the search for drivers for your USB device fig 13 Note If the Add New Hardware Wizard did not automatically appear Windows 98 SE does not recognize the cable modem s presence because your BIOS Bas...

Page 17: ...river recommended option and click Next fig 16 Fig 16 10 The search should find the driver for the RCA USB Cable Modem fig 17 To confirm if it found RCA click Next to continue and proceed to step 12 Otherwise see step 11 Important Do NOT continue if the search finds USB Composite Device driver Proceed to step 11 Fig 17 ...

Page 18: ...m that this is the driver selected and click Next to continue Fig 18 12 Windows should now prompt you to install the RCA USB Cable Modem driver Click Next to install the driver At this point your PC needs to copy Windows 98 SE specific files If these files are not located on your hard drive you may need to insert your Windows 98 SE installation media i e Windows disks or Windows CD ROM but first r...

Page 19: ...uble click on the System icon and select the Device Manager tab D Scroll down the list until you come to Network Adapters Double click on Network Adapters If the RCA USB Cable Modem does not exist the cable modem was NOT installed correctly go to Solution 2 on page 35 Using Windows 2000 for USB Connection Follow steps 6 through 14 if you have a Windows 2000 operating system 6 When the Found New Ha...

Page 20: ...18 CONNECTING THE CABLE MODEM 7 Choose the Search for a suitable driver for my device recommended option and click Next fig 21 Fig 20 Fig 21 8 Choose ONLY the CD ROM option and click Next fig 22 Fig 22 ...

Page 21: ...instructions ONLY if the driver found was NOT the RCA DCM 2XX Cable Modem A Click Back to return to the previous window B Ensure that you have selected the CD ROM option C In addition to the CD ROM option choose Specify a location Click on Next to continue fig 24 Fig 23 Fig 24 D In the location box type in your CD ROM drive For example if your CD ROM is located on the E drive type E Click on Ok to...

Page 22: ... Remove the Windows 2000 CD ROM if necessary and reinsert the cable modem CD ROM that accompanied your cable modem 13 Click on Finish to complete the process fig 25 14 The cable modem installation is now complete To validate a proper installation perform the following instructions A Click on the Start icon in the lower left hand corner of your screen B Select Settings followed by Control Panel The...

Page 23: ...ded option and click Next Fig 26 Fig 28 Fig 27 Note If Windows Me does not recognize the cable modem s presence i e the Add New Hardware Wizard did not automatically appear your BIOS settings may not permit USB and or Plug and Play devices Please contact your computer s customer service department 7 The automatic search should find and install the driver for the RCA USB Cable Modem fig 27 Click on...

Page 24: ...corner of your screen Select Settings followed by Control Panel The Control Panel window will appear Double click on the System icon and select the Device Manager Scroll down the list until you come to Network Adapters Double click on Network Adapters The RCA USB Cable Modem should exist If RCA USB Cable Modem does not exist the cable modem was NOT installed correctly Go to Solution 2 on page 35 ...

Page 25: ...outlet NOTE Use only the power supply that accompanied this unit Using other adapters may damage the unit 3 Connect one end of the Ethernet cable straight wired see below to the Ethernet port on the back of your computer and the other end to the ETHERNET port on the cable modem s back panel Make sure that the Ethernet cable is straight wired not null or crossover wired However you will need a cros...

Page 26: ...for each computer to be connected If you have a hub with an uplink port a straight through cable can be used in combination with that port in lieu of the crossover cable CONNECTING THE CABLE MODEM An uplink port has a small switch on it to change the polarity of the connection It can accept either a crossover or a straight cable depending on the setting Fig 30 Ethernet Hub Connection CABLE RESET E...

Page 27: ...ion file from the Internet Service Provider ISP X X X X X X X X X X activating the Cable Modem 5 Registering The cable modem configuration is complete It is registering its as configured settings with your Cable Operator Once complete the POWER PC LINK and CABLE indicators stop flashing and remain on X X X X X Initialization Mode After you install the cable modem and turn it on for the first time ...

Page 28: ...her the cable modem is in active or standby mode The light is off when the modem is in standby mode and on when the power is activated and in the operational mode PC LINK Indicates whether the connection between the computer and the modem is active ready to transmit receive or actually transmitting receiving The light is off when no carrier is present or the modem is in standby mode on when the ca...

Page 29: ...rom the modem It will start up again in Initialization Mode see page 25 2 Factory Default Reset Unplug the modem from the AC power Press and hold the reset switch while plugging the modem into AC power Continue holding the switch Release the switch when all lights come on about 6 seconds This will return the modem to a factory out of box condition This should only be done if the cable modem has be...

Page 30: ...ices and a connection to the World Wide Web Q Can I watch TV and surf the Internet at the same time A Absolutely And your phone line won t be tied up while you re online Q Can I run more than one computer on the modem A Yes a single cable modem can support up to 32 computers using Ethernet connectivity Q What do you mean by Broadband A Simply put it means you ll be getting information through a bi...

Page 31: ...rd is fully inserted into the AC adapter connection on the back of the modem Double check that the AC outlet you are using is not controlled by a switch that is turned off All of the lights are flashing in sequence This means the cable modem is automatically updating its system software Please wait for the lights to stop flashing The updating process typically lasts less than one minute Do not rem...

Page 32: ...etting stuck on See page 25 for details The modem should work with a standard RG 6 coaxial cable but if you re using a cable other than one your Cable company recommends or if the terminal connections are loose it may not work Check with your Cable company to determine whether you re using the correct cable If you subscribe to video service over cable the cable signal may not be reaching the modem...

Page 33: ... USB cable is connected go to page 39 Windows response is sluggish following a computer reboot go to page 39 The hourglass stays up for several minutes go to page 39 A network error message is displayed go to page 39 5 The cable modem was successfully installed Following the cable modem installation you install or update an Internet Service Provider s software e g AOL Now the cable modem is no lon...

Page 34: ... Adapter on page 34 2 Remove both the netrcacm sys and the netrcacm inf file a Left click on the Start icon in the lower left hand corner of your screen b Select Find followed by Files and Folders The Find All Files window TS fig 2 appears TS Fig 2 c In the Named box type netrcacm In the Look in box use the pull down menu to select your local hard drive e g c d Click the Include subfolders box and...

Page 35: ...ing Text box type netrcacm In the Look in box use the pull down menu to select your local hard drive e g c and press Search Now The search should find the netrcacm sys file d Highlight this file and press Delete e The Confirm File Delete window appears Click on Yes to confirm your approval to delete this file f Close all open windows 3 Remove the correct inf file USB Troubleshooting Note In Window...

Page 36: ... pnf file and press the Delete key on your keyboard e g oem2 pnf The Confirm File Delete window appears Press Yes to All h Close all open windows 1B Remove another Network Adapter Windows 98 SE 1 Left click on the Start icon in the lower left hand corner of your screen 2 Select Settings followed by Control Panel The Control Panel window appears 3 Double click on the Network icon and select the Con...

Page 37: ...ructions on pages 9 or 13 Symptom 2 Cable modem does not transfer data Pass traffic You have completed the cable modem installation but the cable modem will not transfer data i e The PC LINK light on your cable modem is not flashing Solution 2 In this situation the cable modem will not pass traffic Therefore you must A Validate a proper installation B Test for the possibility that the Dynamic Host...

Page 38: ...The Control Panel window appears 3 Double click on the System icon select the Hardware tab and choose Device Manager 4 Scroll down the list until you come to Network Adapters Double click on Network Adapters The RCA USB Cable Modem should exist If RCA USB Cable Modem does not exist the cable modem was NOT installed correctly 5 If the cable modem was not installed correctly uninstall the RCA USB ca...

Page 39: ...t unplug the USB cable and plug it back in Windows 2000 A test known as ipconfig all can be utilized to determine if this is your problem Please follow the proceeding instructions to perform the ipconfig test 1 Left click on the Start icon in the lower left hand corner of your screen 2 Select Run The Run window appears 3 Type cmd in the text box and click the Ok button 4 The command window appears...

Page 40: ...ight the network adapter s you wish to disable and double click To ensure the RCA USB Cable Modem functionality you should disable all unused network adapters 6 The selected network adapter window appears Click the Disable in this hardware profiles box to disable the network adapter and click Ok 7 Close all open windows Windows 2000 1 Left click on the Start icon in the lower left hand corner of y...

Page 41: ...isconnected bent broken or coiled cable B Unplug the USB cable and plug it back in while your computer is operational Symptom 4 Windows response is sluggish once the USB cable is connected Windows response is sluggish following a computer reboot The hourglass stays up for several minutes A network error message is displayed as shown in the following figure below When a network connection first sta...

Page 42: ...n you install or update an Internet Service Provider s software e g AOL Now the cable modem is no longer functioning properly Windows 98 SE only Some ISP s installation software automatically creates its own TCP IP protocols and removes the RCA cable modem TCP IP protocol Solution 5 To reconnect your cable modem TCP IP protocols follow the instructions below 1 Click on the Start icon in the lower ...

Page 43: ...utton 7 The Select Network Component Type window appears Select Protocol and click on the Add button A new window appears with a Manufacturer s window on the left hand side and a Network Protocols window on the right hand side 8 In the Manufacturer s window select Microsoft 9 In the Network Protocols window select TCP IP The connection to the TCP IP RCA Cable Modem should be automatic USB Troubles...

Page 44: ...rence will not occur in a particular installation If this equipment does cause interference to radio or television reception which you can determine by turning the equipment off and on try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna that is the antenna for the radio or television that is receiving the interference Change the posit...

Page 45: ...ack panel Detach Here Minimum System Requirements Quick Reference IBM PC COMPATIBLE MACINTOSH CPU Pentium preferred PowerPC or higher System RAM 16MB 32MB preferred 24MB 32MB preferred Operating System Windows 98SE 2000 Me Linux Mac OS 7 6 1 or higher Available Disk Space 125MB 50MB Sound Card Required N A Video VGA or better SVGA preferred VGA or better SVGA built in preferred CD ROM Drive Requir...

Page 46: ... when there is transmit receive activity CABLE Indicates the status of your cable connection The light is off when no cable connection is detected or the modem is in standby mode and fully lit when the modem is registered with the network and data can be sent ACTIVITY Indicates the existence of data traffic in the cable lines The light is off when no data traffic is present and flashing when data ...

Page 47: ...at connects the modem to the cable system HTTP HyperText Transfer Protocol Invisible to the user HTTP is used by servers and clients to communicate and display information on a client browser Hub A device used to connect multiple computers to the cable modem IP Address A unique 32 bit address assigned to every device in a network An IP Internet Protocol address has two parts a network address and ...

Page 48: ...Thomson multimedia Inc 10330 North Meridian Street Indianapolis IN 46290 2001 Thomson multimedia Inc Trademark s Registered Printed in USA TOCOM 15802700 THOMSON ...

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