High Speed Cable Modem Model CM600 User Manual November 2015 202-11576-01 350 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 960 Mbps.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 24. Downstream • • • • Solid amber.
High Speed Cable Modem Back Panel The back panel provides the connections and button shown the following figure. LAN Gigabit Ethernet port Reset button Coaxial cable connector Power adapter input Power On/Off button 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. Connect Your Cable Modem 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 3. Use the Ethernet cable provided in the package to connect the Gigabit Ethernet port on the cable modem to an Ethernet port on the computer. 4. Turn on the computer. 5. 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 . 6. Wait for the cable modem to come online.
High Speed Cable Modem Cable Internet Provider Contact Information Comcast XFINITY http://www.comcast.com/activate http://www.XFINITY.com/internetsetup http://www.XFINITY.com/internetsupport 1-800-XFINITY (1-800-934-6489) For more information, see Activate Your Internet Service with Comcast XFINITY on page 10. Cox https://activation.cox.net/selfactivation/start.cox 1-888-556-1193 Mediacom https://maestro.mediacomcc.com/walledgarden/page/login.
High Speed Cable Modem Before you start the self-activation process, make sure that your account number, account phone number, and login information (your email address or user name and password) are nearby. To activate your Internet connection with Comcast XFINITY’s self-activation process: 1. Close all web browsers. 2. Launch a web browser. You are redirected to the XFINITY self-activation page. If you are not redirected to the XFINITY self-activation page, visit www.comcast.com/activate. 3.
High Speed Cable Modem 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. After installation and activation, you can connect the cable modem to a router. Computer connected to the router over WiFi or Ethernet Ethernet cable Coaxial cable to cable outlet Power adapter Router Cable modem Figure 6.
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 The BASIC Home page displays. 4. Select ADVANCED. The Cable Information page displays the following: • Hardware Version. The version of the cable modem model. • 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 The BASIC Home page displays. 4. Select ADVANCED > Administration > Set Password. 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).
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 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. 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 http://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 that you are using the 12 VDC, 1.
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 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, 1.5A Physical specifications • • Dimensions: 135.57 x 8.77 x 3.43 in. (135.57 x 222.68 x 87 mm) Weight: 14.53 oz.