User Manual High Speed Cable Modem Model CM1000v2 March 2019 202-11957-01 NETGEAR, Inc. 350 E.
High Speed Cable Modem Support Thank you for purchasing this NETGEAR product. You can visit https://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. Contact your Internet service provider for technical support. Trademarks ©NETGEAR, Inc. NETGEAR and the NETGEAR Logo are trademarks of NETGEAR, Inc. Any non-NETGEAR trademarks are used for reference purposes only.
Contents Chapter 1 Hardware Setup Unpack your cable modem.................................................................5 Front panel and LEDs...........................................................................6 Rear panel..............................................................................................7 Label.......................................................................................................9 System requirements.......................................................
1 Hardware Setup This chapter covers the following topics: • • • • • • Unpack your cable modem Front panel and LEDs Rear panel Label System requirements Install and activate your Cable Modem For more information about the topics covered in this manual, visit the support website at support.netgear.com.
High Speed Cable Modem Unpack your cable modem Your package contains the following items. 2 1 3 Figure 1. Package contents 1. High Speed Cable Modem 2. Ethernet cable 3.
High Speed Cable Modem Front panel and LEDs The cable modem provides status LEDs on the front. Power LED Downstream LED Upstream LED Online LED Ethernet LED Figure 2. Front panel You can use the LEDs to verify status and connections. The following table lists and describes each LED on the cable modem.
High Speed Cable Modem Table 1. LED descriptions LED Icon Power Description • Solid green. Power is supplied to the cable modem. • Off. No power is supplied to the cable modem. • Solid red. The cable modem is too warm and might overheat. For more information about this condition, see Use LEDs to troubleshoot on page 23. Downstream • Solid amber. One downstream channel is locked. • Solid green. Two or more downstream channels are locked. • Blinking green.
High Speed Cable Modem Reset button Ethernet port Coaxial cable port Power On/Off button DC power connector Figure 3. Rear panel Viewed from top to bottom, the back panel contains the following components: • Reset button. Pressing the Reset button resets the cable modem. If the Reset button is pressed for at least seven seconds, the Power LED blinks green and the cable modem returns to its factory settings. • Ethernet port. For installation and activation, connect a computer to the Ethernet port.
High Speed Cable Modem Label The cable modem label shows the login information, MAC address, and serial number. Figure 4. Cable modem label System requirements You need the following to install your cable modem: • • • Compatible operating system: - Windows 10 - Windows 8 - Windows 7 - Windows Vista - Windows XP - Windows 2000 - Mac OS - Other operating systems running a TCP/IP network Compatible web browser: - Microsoft Internet Explorer 5.0 or later - Firefox 2.
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 installation, connect a computer to an Ethernet port on the cable modem. After you install the cable modem and activate your Internet service, you can disconnect the computer and connect a router to the cable modem. Figure 5.
High Speed Cable Modem The cable modem comes online when the Online LED stops blinking and lights solid green. This process might take up to 10 minutes. 5. Connect a computer to the cable modem. Use the Ethernet cable that is provided in the package to connect a computer to the Ethernet port on the cable modem. 6. Activate your Internet service. For information about how to activate your Internet service, see Before you activate your Internet service on page 11.
High Speed Cable Modem Table 2. Cable Internet provider contact information Cable Internet Provider Contact Information Cablevision https://www.cableone.net/ 1-877-MY-CABLE (1-877-692-2253). Cox https://www.cox.com/activate 1-888-556-1193 Mediacom https://support.mediacomcable.com/ 1-855-Mediacom (1-855-633-4226) Optimum https://install.optimum.com/JointInstall/ 1-877-810-6750 Spectrum https://activate.spectrum.net/ 1-833-267-6094 XFINITY https://register.xfinity.com/ https://www.xfinity.
High Speed Cable Modem Activate your Internet service with XFINITY Set up Internet service by using XFINITY’s self-activation process. If you are unable to self-activate your cable modem, call XFINITY customer service. After you complete the setup, perform a speed test. Before you start the self-activation process, make sure to collect your account number, account phone number, and login information (your email address or user name and password).
High Speed Cable Modem Connect your cable modem to a router after installation and activation After you install the cable modem and activate your Internet service, you can disconnect the computer and connect a router to the cable modem. Figure 7. Connect the cable modem to a router To connect your cable modem to a router after installation and activation: 1. Reboot the cable modem by unplugging the power cable from the cable modem and plugging it back in.
2 Manage Your Network 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.
High Speed Cable Modem Log in to the cable modem To log in to the cable modem: 1. Connect a computer to your cable modem. You can connect a computer to your cable modem using the following methods: • Connect a computer to your cable modem using an Ethernet connection. • Connect a WiFi router to your cable modem using an Ethernet connection, and then connect a computer to your router using a WiFi or Ethernet connection. 2. Launch a web browser. 3. Enter http://192.168.100.1. A login window opens. 4.
High Speed Cable Modem 4. Select ADVANCED > Administration > Set Password. The Set Password page displays. 5. Type the old password, and type the new password twice. 6. Click the Apply button. Your settings are saved. View cable modem initialization You can track the initialization procedure of the cable modem and get details about the downstream and upstream cable channel. The time is displayed after the cable modem is initialized.
High Speed Cable Modem View cable modem status To view cable modem status and usage information: 1. Launch a web browser from a computer that is connected to your cable modem. 2. Enter http://192.168.100.1. A login window opens. 3. Enter the admin user name and password. The user name is admin. The default password is password. The user name and password are case-sensitive. The BASIC Home page displays. 4. Click the ADVANCED tab. The ADVANCED Home page displays information about your cable modem.
High Speed Cable Modem Specify the cable connection starting frequency The starting frequency is automatically generated. For most Internet connections, you do not need to specify this information. If you must enter a starting frequency, contact your Internet provider. To change the starting frequency: 1. Launch a web browser from a computer that is connected to your cable modem. 2. Enter http://192.168.100.1. A login window opens. 3. Enter the admin user name and password. The user name is admin.
High Speed Cable Modem 3. Enter the admin user name and password. The user name is admin. The default password is password. The user name and password are case-sensitive. The BASIC Home page displays. 4. Click the ADVANCED tab. The ADVANCED Home page displays. 5. Click the Reboot button. A confirmation message displays. 6. Click the OK button. The cable modem reboots.
High Speed Cable Modem Use the reset button on the back panel CAUTION: This process erases all settings that you configured in the cable modem. To reset the cable modem to factory default settings using the Reset button: 1. On the back of the cable modem, locate the Reset button. 2. Using a straightened paper clip, press and hold the Reset button until the cable modem reboots itself. The configuration is reset to factory default settings. This process takes about one minute.
3 Troubleshooting This chapter provides information about troubleshooting your cable modem.
High Speed Cable Modem Use LEDs to troubleshoot The following table provides help when you are using the LEDs for troubleshooting. Table 3. Troubleshooting with LEDs LED Behavior Action All LEDs are off when the cable modem is plugged in. • Make sure that the power adapter is securely connected to your cable modem and a functioning power outlet. • Check that you are using the power adapter from NETGEAR for this product. • If the error persists, a hardware problem occurred. Contact technical support.
High Speed Cable Modem Table 3. Troubleshooting with LEDs (Continued) LED Behavior Action The Power LED lights red. The cable modem is too warm and might overheat. Do the following: 1. Disconnect the power adapter. 2. Wait a couple of minutes to let the cable modem cool down. 3. Make sure that the cable modem is placed in a vertical position. 4. Make sure that the cable modem is placed in a location with good ventilation. 5. Reconnect the power adapter.
High Speed Cable Modem Troubleshoot the cable internet connection If your cable modem cannot access the Internet but the Online LED lights green, make sure that the cable MAC address or device MAC address of your cable modem is registered with Internet service provider (see Activate your Internet service (except with XFINITY) on page 12 or Activate your Internet service with XFINITY on page 13).
4 Supplemental Information This appendix covers the following topics: • • Factory settings Technical specifications 26
High Speed Cable Modem Factory settings The following table shows the factory default settings for the cable modem. Table 4. Factory default settings Feature Cable modem login Internet connection Default Setting User login URL http://192.168.100.
High Speed Cable Modem Technical specifications The following table lists the technical specifications for the cable modem. Table 5. Technical specifications Feature Specification Power adapter • Input: 110–120V, 47–60 Hz • Output: 12 VDC, 1.5 A Physical specifications • Dimensions: 8.8 in x 3.5 in x 5.9 in (223.5 mm x 88.9 mm x 150 mm) • Weight: 0.
