User`s guide

User’s Guide 25
Section B : Troubleshooting and Online
Help Resources
PROBLEM DIAGNOSIS POSSIBLE SOLUTION
The computer or
software will not
recognize the
modem.
You may not be entering
modem commands in the
proper manner in Terminal
mode.
If you are using an external
modem, the COM port may
not be enabled.
You may have a COM
port/IRQ conflict.
Type in all upper case (AT) or all
lower case (at).
Refer to the computer’s manual for
information about enabling COM
ports. This usually involves altering
the bios settings, motherboard
jumpers, and the operating system.
Make sure you have the correct
COM port and IRQ settings in your
software and/or in the Windows
Device Manager.
The modem will not
go off hook to dial or
does not answer the
phone.
You may have plugged your
modem’s phone cord into
the wrong socket on the
modem.
The phone jack may have
been wired incorrectly.
You may have a bad phone
cord connection to your
modem.
Make sure the phone cord is
plugged into the modem socket
labeled with a wall plug icon.
Contact the telephone company.
Ask them to make sure the tip and
ring are on the outside pair of wires.
Make sure one end of the phone
cord is plugged into the wall plug
icon socket on the modem and the
other end into the wall jack of the
phone. The phone cord should be
no longer than 12 feet in length. Use
the phone cord included with your
modem, if possible.