Light patterns, images, manuals and more helpful info for the Linksys BEFCMU10 version 3 cable modem –
| Manufacturer: Linksys | Model: BEFCMU10 version 3 |
![]() click to enlarge (and animate) | |
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 | |


