Top And Front Panel - Motorola SB5100 Series User Manual

Introduction Before You Begin
The model number on your cable modem may
be different than in the illustrations and screen
images in this guide.
SB5100
SURF b oard®
Ca b le Mo de m
SB5100 Series Cable Modem User Guide
Installation & Configuration

Top and Front Panel

For added security, you can press the Standby button (1) to suspend your Internet
connection. No data is transmitted or received from the Internet when the Standby light
is on. All other front-panel lights turn off until you press the Standby button again.
1 The lights provide information about power, communications, and errors:
2
Key Light
3 2 Power
3 Receive
4
4 Send
5 Online
5
6 PC/Activity
6
7
7 Standby
During normal operation, the Power, Receive, Send, and Online lights are on and the
PC/Activity light flashes when the cable modem is transferring data.
Troubleshooting
Flashing
Startup diagnostics in progress
Scanning for a receive
(downstream) channel connection
Scanning for a send (upstream)
channel connection
Scanning for a network
connection
Transmitting or receiving data
This light does not flash
FAQ Glossary License
On
The cable modem is powered on
The downstream channel is
connected
The upstream channel is connected
The startup process is complete
A device, such as a computer or
hub, is connected to the USB or
Ethernet connectors on the back
panel.
Internet service is blocked because
the Standby button was pressed. If
this light is on, all other lights are off.
2