NETGEAR Nighthawk CM2050V - Quick Start Manual

Quick Start
2.5 Gbps Ultra-High Speed
Cable Telephony Modem
Model CM2050V
Package contents
Cable modem
Ethernet
cable
Power
adapter
BEFORE RETURNING THIS PRODUCT TO THE STORE
FOR ANY REASON, call NETGEAR Technical Support at
1-866-534-9377 or visit
https://kb.netgear.com/000061156/How-can-I-troubleshoot-my-cable-modem.
Cable modem LEDs
LED Description
Power
• Solid white. The cable modem is receiving power and is functioning
normally.
• Off. The cable modem is not receiving power.
• Solid red. The cable modem is too warm and might overheat.
Downstream
• 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.
Upstream
• Solid amber. One upstream channel is locked.
• Solid white. Two or more upstream channels are locked.
• Blinking white. The cable modem is scanning for a upstream channel.
• Off. No upstream channel is locked.
Online
• 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 ofine.
Multi-Gig
Ethernet
The LED color indicates the speed: blue for a 2.5 Gbps Ethernet
connection, white for a 1 Gbps Ethernet connection, and amber for a
100 Mbps Ethernet connection.
• Solid. A powered-on device is connected to the port.
• Blinking. The port is sending or receiving trafc.
• Off. No device is connected to this port.
Tel 1 and Tel 2
• Solid white. The Tel 1 or 2 port is online.
• Blinking white. The Tel 1 or 2 port is processing a call or the phone is off-
hook.
• Off. The Tel 1 or 2 port is not in use.
© NETGEAR, Inc., NETGEAR and the NETGEAR Logo are trademarks of NETGEAR, Inc. Any
non-NETGEAR trademarks are used for reference purposes only.
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 ofcial NETGEAR support resources.
For regulatory compliance information, visit
https://www.netgear.com/about/regulatory/.
See the regulatory compliance document before connecting the power supply.
Some cable devices might not be compatible with certain cable networks. Check
with your cable Internet provider to conrm that this NETGEAR cable modem
router is allowed on your cable network.
If you are experiencing trouble installing your cable modem, contact NETGEAR at
1-866-874-8924.
Support
Phone
cable
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
provides guidelines for proper grounding and in particular, species that coaxial
cable shield shall be connected to the grounding system of the building, as close
to the point of cable entry as practical.