Nighthawk® 2.5Gbps Multi-Gig Speed - Netgear

[Pages:26]User Manual

Nighthawk? 2.5Gbps Multi-Gig Speed Cable Modem

Model CM2000

May 2020 202-12065-01

NETGEAR, Inc. 350 E. Plumeria Drive San Jose, CA 95134, USA

Nighthawk CM2000 2.5 Gbps Ultra-High Speed Cable Modem

Support Thank you for purchasing this NETGEAR product. You can visit 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. Compliance and Conformity For regulatory compliance information, visit . See the regulatory compliance document before connecting the power supply. Note to CATV system Installer- This reminder is provided to call the CATV systems installer's attention to Section 820-93 of the National Electrical Code which provide guidelines for proper grounding and in particular, specify that Coaxial cable shield shall connected to the grounding system of the building, as close to the point of cable entry as practical

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Contents

Chapter 1 Hardware Setup Front Panel and LEDs...........................................................................5 Rear Panel..............................................................................................6 Label.......................................................................................................8 System Requirements...........................................................................8 Install and Activate Your Cable Modem............................................9 Connect Your Cable Modem to a Computer...............................9 Activate Your Internet Service......................................................10 Perform a Speed Test....................................................................11 Connect Your Cable Modem to a Router After Installation and Activation........................................................................................11

Chapter 2 Manage Your Network Log in to the cable modem...............................................................14 Change the admin password............................................................14 View cable modem initialization.......................................................15 View cable modem status..................................................................16 View and clear event logs..................................................................16 Specify the cable connection starting frequency...........................17 Reboot the cable modem..................................................................17 Reset the cable modem to factory default settings........................18 Use the reset button on the back panel..........................................19 Use the factory reset software button..............................................19

Chapter 3 Troubleshooting Use LEDs to Troubleshoot.................................................................21 Cannot log in to the cable modem..................................................22 Troubleshoot the cable internet connection..................................23

Chapter 4 Supplemental Information Factory Settings..................................................................................25 Technical Specifications.....................................................................25

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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 website at .

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Nighthawk CM2000 2.5 Gbps Ultra-High Speed Cable Modem

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 and describes each LED on the cable modem.

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Nighthawk CM2000 2.5 Gbps Ultra-High Speed Cable Modem

Table 1. LED descriptions

LED

Icon

Power

Downstream

Upstream

Online Multi Gig Port

Description

? 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 Troubleshoot on page 21.

? Solid amber. One downstream channel is locked. ? Solid white. Two or more downstream channels are locked. ? Blinking white. The cable modem is scanning for a downstream

channel. ? Off. No downstream channel is locked.

? Solid amber. One upstream channel is locked. ? Solid white. Two or more upstream channels are locked. ? Blinking white. The cable modem is scanning for an upstream

channel. ? Off. No upstream channel is locked.

? Solid white. The cable modem is online. ? Blinking white. The cable modem is synchronizing with the cable

provider's cable modem termination system (CMTS). ? Off. The cable modem is offline.

? Solid white. A 2.5 Gbps connection is established. ? Blinking blue. The port is sending or receiving traffic at 2.5 Gbps. ? Solid white. A 1 Gbps connection is established. ? Blinking white. The port is sending or receiving traffic at 1 Gbps. ? Solid amber. A 100 Mbps connection is established. ? Blinking amber. The port is sending or receiving traffic at 100 Mbps.

Rear Panel

The connections and button on the rear panel are shown in the following figure.

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Nighthawk CM2000 2.5 Gbps Ultra-High Speed Cable Modem

Figure 2. 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 white and the cable modem returns to its factory settings.

? Ethernet port. For installation and activation, connect a computer to the Ethernet port. After you install your cable modem and activate your Internet service, you can disconnect your computer and connect a router to the Ethernet port.

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Nighthawk CM2000 2.5 Gbps Ultra-High Speed Cable Modem

? Coaxial cable port. Connect the cable port to a cable wall outlet. ? DC power connector. Connect the power adapter that came in the product package

to the DC power connector.

Label

The cable modem label shows the login information, MAC address, and serial number.

Figure 3. 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 2.0 or later

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