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Introduction
Before You Begin | Installation & Configuration | Troubleshooting | FAQ | Glossary | License |
The model number on your VoIP cable modem may be different than in the illustrations and screen images in this guide.
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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
The lights provide information about power, communications, and errors:
Key | Light | Flashing | On |
2 | Power | Startup diagnostics in progress | The VoIP cable modem is powered on |
3 | Receive | Scanning for a receive | The downstream channel is |
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| (downstream) channel connection | connected |
4 | Send | Scanning for a send (upstream) | The upstream channel is connected |
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| channel connection |
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5 | Online | Scanning for a network | The startup process is complete |
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| connection |
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6 | PC Activity | Transmitting or receiving data | A device, such a computer or hub, is |
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| connected through USB or Ethernet |
7 | Standby | This light does not flash | Internet service is blocked because |
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| the Standby button was pressed. If this |
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| light is on, all other lights are off. |
During normal operation, the Power, Receive, Send, and Online lights are on and the Activity light flashes when the VoIP cable modem is transferring data.
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SURFboard® SBV4200 VoIP Cable Modem User Guide
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