1 OVERVIEW

Front Panel

The SB6120 front panel lights provide information about power, communications, and errors.

Key

Light

 

 

 

 

Off

Flashing

 

On

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

Power is

This light never flashes

 

Green: Power is properly

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

disconnected

 

 

connected

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

Receive channel

Scanning for a receive

 

Green: Downstream

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

not found

(downstream) channel

 

channel is connected

 

 

 

 

 

 

 

 

 

 

 

connection

 

Blue: Downstream channel

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

is connected with bonded

 

 

 

 

 

 

 

 

 

 

 

 

 

channels

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

 

 

 

 

 

 

 

 

 

Send channel not

Scanning for a send

 

Green: Upstream channel is

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

found

(upstream) channel

 

connected

 

 

 

 

 

 

 

 

 

 

 

connection

 

Blue: Upstream channel is

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

connected with bonded

 

 

 

 

 

 

 

 

 

 

 

 

 

channels

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

 

 

 

 

 

 

 

 

 

Internet

Scanning for network

 

Connected to Internet

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

connection failed

connection

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

 

 

 

 

 

 

 

 

 

No connection to

Transmitting or receiving

 

Amber: A device, computer

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SB6120 Ethernet

data on Ethernet port

 

or hub, is connected via the

 

 

 

 

 

 

 

 

 

 

port detected

 

 

Ethernet (10Base-T) or Fast

 

 

 

 

 

 

 

 

 

 

 

 

 

Ethernet (100Base-T) port

 

 

 

 

 

 

 

 

 

 

 

 

 

Blue: High-speed Gigabit

 

 

 

 

 

 

 

 

 

 

 

 

 

Ethernet connection from

 

 

 

 

 

 

 

 

 

 

 

 

 

SB6120 to your PC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

During normal operation, the POWER, RECEIVE, SEND, and ONLINE lights are ON. The LINK light flashes when the cable modem is transferring data.

2