TECHNICAL SUPPORT
Cable Modem: Ambit SpeedStream U10C018 Troubleshooting
► Summary
Manufacture Resources
Troubleshooting
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► Troubleshoot Modem Lights
For Ethernet connections the "enet" light is on
send & recv lights flashing
For USB connections the "usb" light is on
send & recv lights flashing
"send" light off
"recv" light flashing
► Troubleshooting Diagram:
Modem
Status
Problem
Solution
Light
Power
Solid
None
N/A
Green
Off
No power
Verify power supply connections and
electrical outlet. Also make sure the outlet
is not connected to a switch.
USB
Solid
None
Successfully found the computer through
Green
USB connection.
Off
No USB found
Verify USB cable connections, the TCP/IP
settings and the USB cable. You might need
to reinstall the USB drivers.
ENET
Solid
None
Successfully found the computer through
Green
an Ethernet connection.
Off
No Ethernet found
Verify Ethernet cable connections, the
TCP/IP settings and the NIC. You might
need to reinstall the NIC drivers.
SEND
Flashing
None
Modem is transferring data.
Green
RECV
Flashing
None
Modem is transferring data.
Green
SYNC
Solid
N/A
N/A
Green
Flashing
Sync, and Ready LED off
Verify all cable connections and try
Green
Modem is searching for
resetting the Modem.
cable connection
Sync and Ready LED On
Modem is transmitting
Data
Off
N/A
Verify all cable connections and try
resetting the Modem.
Ready
Solid
N/A
Green
► Back View
► Mac Address Label
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Configure your Computer Connection
