Cable Modem Troubleshooting: Linksys BEFCMU10 version 3

Light patterns, images, manuals and more helpful info for the Linksys BEFCMU10 version 3 cable modem –

Manufacturer: Linksys Model: BEFCMU10 version 3
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Modem Light Indicators
Power On – power is supplied to the modem

Off – power is not supplied to the modem
Cable On – modem is online

Flashing – scanning for a network connection
Activity Flashing – transmitting or receiving data

Off – the cable interface is idle
Ethernet On – a device is connected to the Ethernet port

Flashing – Ethernet activity

Off – Ethernet cable is not plugged in
USB On – a device is connected to the USB port

Flashing – USB activity

Off – USB cable is not plugged in
Notes and Useful Information:

Installation and User Manual, .pdf (2.07MB)

Manufacturer Website
Manufacturer Product Page
Manufacturer Customer Support Page

{ 2 comments… add one }
  • Darse Ayres October 12, 2010, 3:44 pm

    My Linksys BEFCMU10 ver4 doesn’t doesn’t seem to be working. I only have the power light light solid and the first 2 internet light are on but are blinking. How do I get to work?

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