Page 2 - Support; Compliance; Trademarks
2 CM500 High Speed Cable Modem Support Thank you for selecting NETGEAR products. After installing your device, locate the serial number on the label of your product and use it to register your product at https://my.netgear.com . You must register your product before you can use NETGEAR telephone sup...
Page 3 - Contents
3 Contents Chapter 1 Hardware and Internet Setup Unpack Your Cable Modem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5Back Pane...
Page 4 - Hardware and Internet Setup
4 1 1. Hardware and Internet Setup The NETGEAR CM500 High Speed Cable Modem provides a connection to high-speed cable Internet with speeds up to 680 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...
Page 5 - Unpack Your Cable Modem; Front Panel
Hardware and Internet Setup 5 CM500 High Speed Cable Modem Unpack Your Cable Modem Your package contains the following items. Ethernet cable Power adapter Cable modem Figure 1. Package contents Front Panel The cable modem provides status LEDs on the front. Power LEDDownstream LEDUpstream LEDInternet...
Page 6 - Back Panel
Hardware and Internet Setup 6 CM500 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 mode...
Page 7 - Product Label; Install and Activate Your Cable Modem; Connect Your Cable Modem to a Computer
Hardware and Internet Setup 7 CM500 High Speed Cable Modem Product Label The product label on the bottom of the cable modem displays the serial number and MAC address of the cable modem and login information, including the default IP address, default user name, and default password. MAC address Seri...
Page 8 - To connect your cable modem directly to a computer:
Hardware and Internet Setup 8 CM500 High Speed Cable Modem Note: Before you connect your cable modem and contact your cable Internet provider, collect your cable account number, account phone number, and login information (your email address or user name and password). To connect your cable modem ...
Page 9 - To set up your Internet connection:
Hardware and Internet Setup 9 CM500 High Speed Cable Modem Contact Your Cable Internet Provider and Set Up Your Internet Service You must contact your Internet service provider (ISP) and tell them that you are using the cable modem. To set up your Internet connection: 1. Contact your cable Interne...
Page 10 - Set Up Your Internet Service with Comcast Xfinity; Call Comcast Xfinity to Set Up Your Internet Connection
Hardware and Internet Setup 10 CM500 High Speed Cable Modem 4. If you do not have an Internet connection with the cable modem, ask your cable ISP to look for your cable modem online, and do one of the following depending on what your cable ISP tells you about your cable modem: • If the cable modem i...
Page 11 - To set up your Internet connection by calling Comcast Xfinity:; Perform a Speed Test
Hardware and Internet Setup 11 CM500 High Speed Cable Modem Before you call Comcast Xfinity, make sure that your account number, account phone number, email address, and password are nearby. The cable modem’s model number is CM500. The serial number and MAC address are on the product label. MAC addr...
Page 13 - Manage and Monitor
13 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 w...
Page 14 - Log In to the Cable Modem
Manage and Monitor 14 CM500 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...
Page 15 - Cable Connection; View Cable Modem Status; To view cable modem status:
Manage and Monitor 15 CM500 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 channel. 5. To see the Upstream Bonded Channels section and system time, scroll down....
Page 16 - View and Clear Event Logs
Manage and Monitor 16 CM500 High Speed Cable Modem The Cable Information screen 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 Cer...
Page 17 - Change the admin Password
Manage and Monitor 17 CM500 High Speed Cable Modem The Event Log screen 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 ...
Page 19 - Reset the Cable Modem to Factory Default Settings; Use the Reset Button on the Back Panel
Manage and Monitor 19 CM500 High Speed Cable Modem 5. Click the Reboot button. A confirmation message displays. 6. Click the OK button. The cable modem reboots. Reset the Cable Modem to Factory Default Settings To reset the cable modem to factory default settings, you can use either the Reset button...
Page 20 - Reset; Use the Factory Reset Software Button; To erase the settings:
Reset button Manage and Monitor 20 CM500 High Speed Cable Modem 3. Using a straightened paper clip, press and hold the Reset button for about seven seconds until all LEDs blink. 4. Release the Reset button. The configuration is reset to factory default settings. When the reset is complete, the cable...
Page 21 - admin; Change the Cable Connection Starting Frequency
Manage and Monitor 21 CM500 High Speed Cable Modem A login screen displays. 3. Enter the cable modem 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 screen displays. 4. Select ADVANCED . 5. Click the Fa...
Page 23 - Troubleshooting
23 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 docume...
Page 25 - Cannot Log In to the Cable Modem
Troubleshooting 25 CM500 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 E...
Page 26 - Technical Specifications
26 A A. Technical Specifications 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 (W x D x H): 2.4 x 4.9 x 7.3 in. ...
