NETGEAR Nighthawk CM3000 User Manual page 6

Table 1. LED descriptions
LED Icon
Power
Downstream
Upstream
Online
Multi Gig Port
Eth1 and Eth2
Hardware Setup
Nighthawk CM3000 2.5 Gbps Cable Modem
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 23.
• 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 blue. 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.
• Solid white. A 1 Gbps connection is established.
• Solid amber. A 10 Mbps or 100 Mbps connection is established.
• Blinking white or amber. The port is sending or receiving traffic.
• Off. No device is connected to the port.
6 User Manual