Categories: Cable Modems

Cable Modem Troubleshooting: Motorola SB4100

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Light patterns, images, manuals and more helpful info for the Motorola SB5100 cable modem –

Manufacturer: Motorola Model: SB4100
Modem Light Indicators
Power

Flashing – Startup diagnostics in progress.
On – Cable modem is powered on.
Receive

Flashing – Scanning for a downstream channel.

On – Downstream channel is connected.
Send Flashing – Scanning for an upstream channel.
On – Upstream channel is connected.
Online

Flashing – Scanning for a network connection.
On – Startup process complete. Modem aqcuired.

Activity

 Flashing or On – Transmitting or receiving data.

Notes and Useful Information:

This modem has a standby button located near the logo on the front panel.
When activated, the LED lights turn off indicating the ethernet and usb
ports are disabled. Note: The cable connection to the service provider
remains active.

Installation and User Manual
(Requires Adobe Acrobat)

Motorola
Product Website
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Published by
Ross McKillop
April 15, 2022 12:53 pm