Page 3 - Contents
Contents Chapter 1 Hardware Setup Front Panel and LEDs...........................................................................5Rear Panel..............................................................................................6Label...............................................................
Page 4 - Hardware Setup
1 Hardware Setup This chapter covers the following topics: • 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 websiteat support.netgear.com. 4
Page 5 - Front Panel and LEDs
Front Panel and LEDs The cable modem provides status LEDs on the front. Figure 1. Front panel You can use the LEDs to verify status and connections. The following table lists anddescribes each LED on the cable modem. User Manual 5 Hardware Setup Nighthawk CM2000 2.5 Gbps Ultra-High Speed Cable Modem
Page 6 - Rear Panel
Table 1. LED descriptions Description Icon LED • Solid white. 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 Troubleshooton page 21. Power • ...
Page 8 - Label; System Requirements
• Coaxial cable port. Connect the cable port to a cable wall outlet. • DC power connector. Connect the power adapter that came in the product packageto the DC power connector. Label The cable modem label shows the login information, MAC address, and serial number. Figure 3. Cable modem label System ...
Page 9 - Install and Activate Your Cable Modem; Connect Your Cable Modem to a Computer
- Safari 1.4 or later - Google Chrome 11.0 or later • Cable broadband Internet service Install and Activate Your Cable Modem The cable modem provides a connection between your cable Internet provider’s networkand your computer, router, or WiFi router. Connect Your Cable Modem to a Computer After you...
Page 10 - Activate Your Internet Service
Note: After you install and activate the cable modem, you can disconnect thecomputer and connect a router to the cable modem. For more information, seeConnect Your Cable Modem to a Router After Installation and Activation on page11. Activate Your Internet Service Before you activate your Internet se...
Page 11 - Perform a Speed Test
Table 2. Cable Internet provider contact information (Continued) Contact Information CableInternetProvider https://activate.spectrum.net/1-833-267-6094 Spectrum https://xfinity.com/activate/https://www.xfinity.com/support/internet/activate-purchased-modem/1-800-XFINITY (1-800-934-6489) Xfinity Note:...
Page 13 - Manage Your Network
2 Manage Your Network After you set up the cable modem, you do not need to log in to the cable modem fornormal operation. However, you can log in to the cable modem to change a very limitednumber of settings and monitor the cable modem. This chapter includes the following sections: • Log in to the c...
Page 14 - Log in to the cable modem; Change the admin password
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 E...
Page 15 - View cable modem initialization
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 g...
Page 16 - View cable modem status; View and clear event logs
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 pri...
Page 17 - Reboot the cable modem
Specify the cable connection startingfrequency The starting frequency is automatically generated. For most Internet connections, youdo not need to specify this information. If you must enter a starting frequency, contactyour Internet provider. To change the starting frequency: 1. Launch a web browse...
Page 20 - Troubleshooting
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 20
Page 21 - Use LEDs to Troubleshoot
Use LEDs to Troubleshoot The following table provides help when you are using the LEDs for troubleshooting. User Manual 21 Troubleshooting Nighthawk CM2000 2.5 Gbps Ultra-High Speed Cable Modem
Page 23 - Cannot log in to the cable modem; Troubleshoot the cable internet connection
Cannot log in to the cable modem If you cannot access your cable modem from a computer that is connected to your cablemodem or to a router that is connected your cable modem, check the following: • If your computer is connected to your cable modem with an Ethernet cable, checkthe connection. • Make ...
Page 24 - Supplemental Information
4 Supplemental Information This appendix covers the following topics: • Factory Settings • Technical Specifications 24
Page 25 - Factory Settings; Technical Specifications
Factory Settings The following table shows the factory default settings for the cable modem. Table 4. Factory default settings Default Setting Feature http://192.168.100.1 User login URL Cable modem login admin User name (case-sensitive) Printed on the product label Login password (case-sensitive) U...
