Cable Modem Troubleshooting: 3COM 3CR29220 (Sharkfin)

Light patterns, images, manuals and more helpful info for the 3COM 3CR29220 (Sharkfin) cable modem –

Manufacturer: 3comModel: 3CR29220 (Sharkfin)
click to enlarge

click to enlarge
Modem Light Indicators
Multifunction Function determined by the cable provider.
Data TransferFlashes at a rate consistent with the amount of data transmitted
over the RF interface.
Connecting/Link StatusSolid green – Modem is acquired.
Flashing – Modem is not acquired.
PowerSolid green when power is applied.
LED on the Back of the modem near the power adapter
(not all models)
Short Off, Long Orange flashing – Startup, power on self test.
Solid Orange – Failed power on self test.
Short Off, Short Orange flashing – Searching for downstream signal.
Long Orange, Short Green flashing – Acquisition in progress.
Short off, Short Green flashing – Modem not authorized.
Solid Green – Modem is acquired.
Notes and Useful Information:
Installation and User Manual
Manufacturer Product Website

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