CABLE MODEM OPERATION

1.Cable Modem Power - Indicates power is applied to the cable modem. This light is solid green when the modem is on.

2.Cable Modem Status - This LED varies in color (orange and green) and indicates the modem’s status as described in the following chart:

LED STATE

REPEATING

DESCRIPTION

SHORT OFF, LONG ORANGE

YES

Startup, power on self test

ORANGE

NO

Failed power on self test

SHORT OFF, SHORT ORANGE

YES

Downstream hunt

LONG ORANGE, SHORT GREEN

YES

Acquisition in process

SHORT OFF, SHORT GREEN

YES

Offline/not authorized for service

GREEN

NO

Fully operational state

3.PC Link Status - Indicates that the cable modem is connected to the Ethernet card in your computer. This light is solid green when this link is established and your computer is turned on.

4.PC Link Activity - Indicates that data is being transmitted to or from your PC over the Ethernet port. Flashing orange indicates traffic. This LED should blink when data is being transmitted or received over the Ethernet port.

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3Com 2940, 2941 manual LED State Repeating Description