Cable Modem Troubleshooting: BestData CMX300

Light patterns, images, manuals and more helpful info for the BestData CMX300 cable modem –

Manufacturer: BestData Model: CMX300
Modem Light Indicators
Power

Off – Power is off.
Solid – Power is on.

Cable

Off – No downstream RF carrier present of power is off.
Flashing Slow – Downstream RF carrier present, ranging in progress.
Flashing Fast – Registration in progress.
Solid – Modem is acquired.

LAN Off – No ethernet carrier present or power is off.
Solid – Ethernet carrier is present.

RX

Off – Initial self-test OK or power is off.
Flashing – Initial self-test or modem image download in progress.
Solid – Self-test failure.
TX

Off – No activity transmitted through cable network or power off.
Flashing – Activity is being transmitted through cable network.

Notes and Useful Information:

Installation and User Manual

Manufacturer Product Website

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