Netgear CM1000 业主指南

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.

Power

Green. Power is supplied to the cable modem.

Off. No power is supplied to the cable modem.

Red. The cable modem is too warm and might overheat. For more information 
about this condition, see 

25.

Downstream

Solid amber. One downstream channel is locked.

Solid green. Two or more downstream channels are locked.

Blinking green. The cable modem is scanning for a downstream channel.

Off. No downstream channel is locked. 

Upstream

Solid amber. One upstream channel is locked.

Solid green. Two or more upstream channels are locked.

Blinking green. The cable modem is scanning for an upstream channel.

Off. No upstream channel is locked.

Internet

Solid green. The cable modem is online.

Blinking green. The cable modem is synchronizing with the cable Internet 
provider’s cable modem termination system (CMTS).

Off. The cable modem is offline.

Ethernet

Green. A powered-on device is connected to the Ethernet port at 1000 Mbps.

Amber. A powered-on device is connected to the Ethernet port at 10/100 Mbps.

Blinking green or amber. The Ethernet port is processing traffic.

Off. No device is connected to the Ethernet port.

The product label on the side 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.