TECHNICAL SUPPORT
Cable Modem: Scientific Atlanta DPC-2100 Troubleshooting
► Summary
Manufacture Resources
Troubleshooting
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Cable Modem User and Data Manuals
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Installation
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Connect an Ethernet Cable Modem
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Connect a USB Cable Modem
·
Configure your Computer Connection
► Troubleshoot modem Lights
"PC" and "Send" Blinking
"PC", "Send" and "Receive" off
"Cable" flashing / "Send" and "Receive" off
► Troubleshooting Diagram:
Modem
Status
Problem
Solution
Light
Verify power supply connections, the power
switch on the modem itself, electrical outlet
Off
No Power
and verify the outlet is not connected to a
Power
switch.
An error has occurred
Verify coaxial cable connections and try
Flashing
during normal operation
resetting the modem.
Receive
Transmitting or receiving
Flashing
N/A
data
Transmitting or receiving
Send
Flashing
N/A
data
Slow
Searching for cable
Verify all cable connections and try resetting
Flashing
connection
the modem.
If this is a new modem or a replacement
modem, the customer must contact Suddenlink
Fast
Searching for cable
with the cable modem MAC addresses. If there
Cable
Flashing
connection
are several MAC addresses on the modem,
Modem
please use the "HFC" or "RF" MAC address.
No connection cable
Verify all cable connections and try resetting
Off
connection
the modem.
Successfully found the computer through an
Flashing
PC
None
Ethernet connection. Cable modem
Green
transmitting data.
Verify Ethernet cable connections, the TCP/IP
Status
Off
No Ethernet found
settings and the NIC. You may need to reinstall
the NIC drivers.
► Back View
► Mac Address Label
