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SURFboard Cable Modem SB4220 Series User Guide
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Introduction
Before You Begin
Installation & Configuration
FAQ
Troubleshooting
Glossary
License
Rear Panel
The rear panel provides cabling connectors, status lights, and the power receptacle.
Key Item
Description
1
The Ethernet port provides a connection to Ethernet equipped computers
using a cable terminated with an RJ-45 connector. The adjacent lights are:
10
— On if there is a 10Base-T
Ethernet
connection. It flashes during data
transfer.
100
— On if there is a 100Base-T Ethernet connection. It flashes during data
transfer.
2
USB
The USB port provides a connection to
USB
equipped computers.
3
•
If you experience a problem, you can push this recessed button to reset the
cable modem (see
“Troubleshooting”
on page 35). Resetting may take 5 to
30 minutes because the cable modem must find and lock on the appropriate
communications channels.
4
CABLE
The CABLE port provides a connection to the
coaxial cable (coax)
outlet.
5
POWER The POWER connector provides power to the cable modem.
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