Cable Modem Troubleshooting: RCA DCM105

Light patterns, images, manuals and more helpful info for the RCA DCM105 cable modem –

Manufacturer: RCA

Model: DCM105

Modem Light Indicators
Power Off – Modem is in stand-by mode or not receiving power.
On – Modem power is activated and receiving power.
Data Off – No ethernet carrier is present or the modem is in stand-by mode.
On – Ethernet carrier is present with no send/receive activity.
Flashing – Indicates Send/receive activity.
Cable Off – No cable connection detected or modem is in stand-by mode.
Flashing – Cable connection is detected. Modem is not yet acquired.
On – Modem is acquired. Data can be sent.

Indicates activity over cable network. The light is off during
times of no activity and flashing when activity exists


Flashes when you have email (if offered by cable provider)
Notes and Useful Information

Installation and User Manual
Manufacturer Product Website

1 thought on “Cable Modem Troubleshooting: RCA DCM105”

  1. Pingback: Cable Modem Index - Simplehelp

Leave a Comment

Your email address will not be published. Required fields are marked *