High Speed Cable Modem Model CM1000 User Manual September 2016 202-11665-02 350 East Plumeria Drive San Jose, CA 95134 USA
High Speed Cable Modem Support Thank you for purchasing this NETGEAR product. You can visit www.netgear.com/support to register your product, get help, access the latest downloads and user manuals, and join our community. We recommend that you use only official NETGEAR support resources. Conformity For the current EU Declaration of Conformity, visit http://kb.netgear.com/app/answers/detail/a_id/11621. Compliance For regulatory compliance information, visit http://www.netgear.com/about/regulatory.
Contents Chapter 1 Hardware and Internet Setup Unpack Your Cable Modem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Product Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Back Panel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1. Hardware and Internet Setup 1 The NETGEAR High Speed Cable Modem provides a connection to high-speed cable Internet with speeds up to 1 Gbps.1 The cable modem is certified by all major cable Internet providers. A Gigabit Ethernet port provides fast access and downloads. The cable modem supports the assignment of IPv4 and IPv6 addresses by cable Internet providers.
High Speed Cable Modem Unpack Your Cable Modem Your package contains the following items. Ethernet cable Cable modem Power adapter Figure 1. Package contents Front Panel The cable modem provides status LEDs on the front. Power LED Downstream LED Upstream LED Internet LED Ethernet LED Figure 2.
High Speed Cable Modem You can use the LEDs to verify status and connections. The following table lists and describes each LED on the front panel of the cable modem. Table 1. LED descriptions LED Icon Description Power • • • Green. Power is supplied to the cable modem. Off. No power is supplied to the cable modem. Red. The cable modem is too warm and might overheat. For more information about this condition, see Use LEDs to Troubleshoot on page 25. Downstream • • • • Solid amber.
High Speed Cable Modem Back Panel The back panel provides the connections and button shown the following figure. Reset button LAN Gigabit Ethernet port Coaxial cable connector Power On/Off button Power adapter input Figure 4.
High Speed Cable Modem Install and Activate Your Cable Modem The cable modem provides a connection between your cable Internet provider’s network and your computer, router, or WiFi router. Install Your Cable Modem and Connect It to a Computer During the installation and activation, you must connect the cable modem directly to a computer. After installation and activation, you can connect the cable modem to a router (see Connect Your Cable Modem to a Router After Installation and Activation on page 12).
High Speed Cable Modem Note: If Comcast XFINITY is your cable Internet provider, Comcast XFINITY recommends connecting your cable modem directly to a cable wall outlet. 3. Connect the power adapter provided in the package to the cable modem and plug the power adapter into an electrical outlet. When the startup procedure is completed, the Power LED lights green. 4. Wait for the cable modem to come online. It takes at least 10 minutes for the cable modem to come online on the network.
High Speed Cable Modem Activate Your Internet Service To activate your Internet service: 1. Visit your cable Internet provider’s website and follow the onscreen instructions to activate your Internet service. Cable Internet Provider Contact Information Bright House Networks http://support.brighthouse.com 1-866-898-9101 Cablevision http://www.cablevision.com https://install.optimum.com/JointInstall/ Telephone number depends on your region.
High Speed Cable Modem c. If you do not get an Internet connection with the cable modem, ask your cable Internet provider to look for your cable modem online, and do one of the following depending what your cable Internet provider tells you about your cable modem: • If the cable modem is not visible, your cable Internet provider can give you instructions to verify why the cable modem does not connect with your high-speed Internet service.
High Speed Cable Modem Perform a Speed Test To determine the accurate Internet speed, visit the speed test website of your cable Internet provider and perform a speed test. If your actual speed is lower than your subscribed speed, contact your cable Internet provider. Connect Your Cable Modem to a Router After Installation and Activation During the installation and activation, you must connect the cable modem directly to a computer.
High Speed Cable Modem 4. Connect a computer to the router over a WiFi connection or with an Ethernet cable to a LAN port on the router.
2. 2 Manage and Monitor After you set up the cable modem, you do not need to log in to the cable modem for normal operation. However, you can log in to the cable modem to change a very limited number of settings and monitor the cable modem. In the unlikely situation that you experience problems with the cable connection and cannot get an Internet connection, technical support might ask you to log in to the router.
High Speed Cable Modem Log In to the Cable Modem After you set up the cable modem, you do not need to log in to the cable modem for normal operation. To log in to the cable modem, you must use a web browser such as Microsoft Internet Explorer 5.0 or later, Firefox Mozilla 2.0 or later, Safari 1.4 or later, or Google Chrome 11.0 or later. To log in to the cable modem: 1.
High Speed Cable Modem 4. Select Cable Connection. The Startup Procedure section displays the initialization progress. The Downstream Bonded Channels section displays the status of each downstream channel.. 5. To see the Upstream Bonded Channels section and system time, scroll down. View Cable Modem Status You can view some basic information about the cable modem. To view cable modem status: 1.
High Speed Cable Modem 4. Select ADVANCED. The Cable Information page displays the following: • Hardware Version. The version of the cable modem hardware. • Firmware Version. The version of the cable modem firmware. • Cable Modem Serial Number. The serial number of the cable modem. • CM Certificate. The status of the cable modem certificate. If Not installed displays as the status, contact your cable Internet provider. • CM MAC. The MAC address of the cable modem.
High Speed Cable Modem The Event Log page shows the following information: • Time. The time the event log entry was recorded. The correct time displays only after the cable modem successfully connects to the cable Internet provider’s network. • Priority. The severity of the event log entry. • Description. A description of the event log entry. 5. To refresh the log page, click the Refresh button. 6. To clear the log entries, click the Clear Log button.
High Speed Cable Modem 5. Type the old password. 6. Type the new password in the Set Password field. 7. Type the new password in the Repeat New Password field. 8. Click the Apply button. Your change takes effect. Reboot the Cable Modem Rebooting the cable modem disconnects all computers from the cable modem’s local area network (LAN). After the cable modem is finished booting and reestablishes a connection with the cable Internet provider’s network, the devices reconnect to the cable modem’s LAN.
High Speed Cable Modem Reset the Cable Modem to Factory Default Settings To reset the cable modem to factory default settings, you can use either the Reset button on the back panel of the cable modem or the Factory reset software button. However, if you changed the default password to access the cable modem and lost the password, you must use the Reset button on the back panel. After you reset the cable modem to factory default settings, the user name is admin, the password is password.
High Speed Cable Modem WARNING: To avoid the risk of corrupting the firmware, do not interrupt the reset. For example, if you are connected to the web management interface, do not close the browser, click a link, or load a new page. Do not turn off the cable modem. Use the Factory reset Software Button CAUTION: This process erases all settings that you configured in the cable modem. To erase the settings: 1.
High Speed Cable Modem Change the Cable Connection Starting Frequency The starting frequency for the cable connection is automatically generated. For most Internet connections, you do not need to change this information. WARNING: Do not change the starting frequency unless your cable Internet provider instructs you to do so. Changing the starting frequency incorrectly causes serious connection and Internet problems. To change the starting frequency: 1.
High Speed Cable Modem 6. Click the Apply button. Your change takes effect.
3. 3 Troubleshooting This chapter provides information about troubleshooting your cable modem. The chapter includes the following sections: • Use LEDs to Troubleshoot • Cannot Log In to the Cable Modem • Troubleshoot the Cable Internet Connection Note: NETGEAR provides helpful articles and documentation at support.netgear.com.
High Speed Cable Modem Use LEDs to Troubleshoot The following table provides help when you are using the LEDs for troubleshooting. Table 2. Troubleshooting with LEDs LED Behavior Action All LEDs are off when the cable modem is plugged in. • • • All LEDs stay on. • • Make sure that the power cord is properly connected to your cable modem and that the power supply adapter is properly connected to a functioning power outlet. Check to see that you are using the 12 VDC, 2.
High Speed Cable Modem Cannot Log In to the Cable Modem If you cannot access the cable modem from computer that is connected to the cable modem or to a router that is connected to the cable modem, check the following: • If your computer is connected to the cable modem with an Ethernet cable, check the connection. • Make sure that your computer’s IP address is on the same subnet as the cable modem. The IP address of your computer must be in the range of 192.168.100.2 to 192.168.100.254.
A. Technical Specifications A The following table lists the technical specifications for the cable modem. Table 3. Technical specifications Feature Specification Power adapter • • Input: 110–120V, 47–60 Hz Output: 12 VDC, 2.5A Physical specifications • • Dimensions: 5.90 x 8.77 x 3.43 in. (149.76 x 222.68 x 87 mm) Weight: 0.
Quick Start High Speed Cable Modem Model CM1000 Package Contents Ethernet cable Cable modem Power adapter
1. Collect your cable Internet provider information. Collect your cable account number, account phone number, and login information (your email address or user name and password). Cable wall outlet 2. Turn off existing modems and routers. If you are replacing a modem that is currently connected in your home, unplug the modem and plug the new cable modem into the same outlet. Ethernet cable Coaxial cable (not included) 3. Connect a coaxial cable.
service billing statement. 2. If you are unable to activate your Internet service using the instructions on your cable Internet provider’s website, call your cable Internet provider and do the following: a. When asked, provide your account information and provide the cable modem’s model number, which is CM1000, serial number, and MAC address. The serial number and MAC address are on the cable modem label. b. Wait for your cable Internet provider to confirm that your cable modem is active. c.
Activate Your Internet Service ¾ To activate your Internet service: 1. Visit your cable Internet provider’s website and follow the onscreen instructions to activate your Internet service. Cable Internet Provider Contact Information Bright House Networks http://support.brighthouse.com 1-866-898-9101 Cablevision http://www.cablevision.com https://install.optimum.com/JointInstall/ Telephone number depends on your region. Comcast XFINITY http://www.comcast.com/activate http://www.xfinity.
CM1000 Ultra-High Speed Cable Modem—DOCSIS® 3.1 Ready Data Sheet CM1000 Performance & Use • DOCSIS 3.1—World’s fastest cable Internet • Only DOCSIS® 3.1 modems enable 1 Gbps cable Internet service • Compatible with DOCSIS® 3.0 & 3.1 • 2 DOCSIS 3.1 OFDM downstream channels & 2 DOCSIS 3.1 OFDM upstream channels • Ideal for XFINITY® from Comcast Gigabit/Blast/Extreme Internet plans • CableLabs® DOCSIS® 3.
CM1000 Ultra-High Speed Cable Modem—DOCSIS® 3.1 Ready Data Sheet CM1000 Package Contents Advanced Features Standards • Ultra-High Speed Cable Modem—DOCSIS 3.1 (CM1000) • Designed to meet DOCSIS 3.1 specifications and backward compatible with DOCSIS 3.
