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30
C
5: T
HAPTER
ROUBLESHOOTING AND
Right-click the My Computer icon on your desktop.
Then click Properties. Click the Device Manager tab and
look for a yellow exclamation point or red X over your
NIC in the "Network adapters" field. If you see either,
you have an IRQ conflict. Click on your NIC's description
to highlight it and then click Remove. Then double-click
Computer. A list of used IRQs appears. If all of the IRQs
between 0 and 15 are in use, you will need to remove a
device to free an IRQ for your NIC before you can
reinstall it (by restarting your computer).
The Cable Status LED never stops blinking.
The signal from your cable company's equipment may be
too weak or the cable line may not be properly attached to
the modem. If the cable line is properly connected to the
modem, call your cable company to verify whether or not a
weak signal may be the problem.
All four of the LEDs on the front of my cable modem are
lighted and blinking.
Call your BSP or 3Com's technical support for assistance.
All of the LEDs on the front of my modem look right, but I still
can't access the Internet.
If the Power, Link Status LEDs, and Data Rate LEDs are
lighted, your cable modem is operating properly. Try
shutting down and powering off your computer and
then turning it back on. This will cause your computer
to re-establish communications with your cable
company's computer.
Power cycle your cable modem by removing the power
adapter from it's outlet and then plugging it back into
the outlet. Then try reconnecting to your Broadband
Service Provider (BSP).
You may not have installed TCP/IP properly or the TCP/IP
parameters provided by your cable company may not be
correct for your computer.
If you are using a cable line splitter so that you can
connect the cable modem and a television at the same
time, try removing the splitter and reconnecting your
S
R
UPPORT
ESOURCES
- Quick Links:
- Cable Modem Features
Hide quick links:
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