Cable Modem Troubleshooting: Arris/Touchstone CM300

by Ross McKillop on July 5, 2006

Cable Modems

Light patterns, images, manuals and more helpful info for the Arris/Touchstone CM300 cable modem -

Manufacturer: Arris/Touchstone Model: CM300
click to enlarge
click to enlarge
Modem Light Indicators
Power

Off - No power to modem.
Solid - Modem acquired or Power-on self test.
Flashing - Any other status (ie. Scanning downstream, ranging…)
Online

Flashing - Standby switch active or Obtaining data IP address (DHCP)
Solid - Modem acquired and ready to transmit data.
Cable Flashing - Indicates activity over cable interface or Scanning for downstream carrier.
Solid - Ranging, obtaining data IP address, downloading, or acquired with no activity.
USB

Off - USB connection not detected.
Solid - USB connection detected.
Flashing - Indicates activity over USB interface.

Ethernet

 Off - Ethernet connection not detected.
Solid - Ethernet connection detected.
Flashing - Indicates activity over Ethernet interface.

Notes and Useful Information:

Installation and User Manual
Manufacturer Product Website (no modem support on manufacturer site)

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