My Computer Isn't Recognizing My Modem - US Robotics USR5610B User Manual

12 C 4: T
HAPTER ROUB LESHOOTING A ND
My computer isn't
recognizing my
modem.
H R
ELP ESOU RCES
with this modem. Depending on whether you have a 9-pin or 25-pin
serial port on your computer, you will need either a DB9/DB25 or a
DB25/DB25 serial cable. See the diagrams below.
4. If there are DIP switches on the back of your modem, are they set
correctly? DIP switches 3, 5, and 8 should be in the down position. See
the diagram below for the correct settings.
5. Is your phone cord properly connected? The phone cord should be
plugged into the jack labelled
phone jack. Use the phone cord included in your modem's box if possible
Possible solution:
You may be using a COM port that is either already in use or not
configured correctly. To work properly, this modem needs to be plugged
into an enabled serial port which is assigned to a free COM port. Typically,
most computers have two serial ports assigned to COM 1 & 2
respectively.
Windows 2000
Make sure your COM port is not already in use by
another modem. Click Windows Start, Settings, and Control Panel,
and then double-click Phone and Modem Options. Click the Modems
You need a
DB9F/DB25M
RS-232 serial cable.
You need a
DB25F/DB25M
RS-232 serial cable.
on the modem and into the wall