Troubleshooting - US Robotics 56K USB Modem User Manual

Troubleshooting

General
This procedure addresses a number of symptoms that you might experience with your modem.
1. Verify that the cables are connected correctly. This includes all cables connecting the telephone line,
the modem, and your computer.
2. If possible, test your modem with a different phone cord and/or wall jack.
3. Try a different USB port on the computer. If a USB hub is being used, try plugging directly into the USB
port on the computer.
4. Shut down and restart your computer.
5. Verify that the modem was installed correctly:
Windows Vista
A. Click Windows Start > Control Panel.
B. Click Hardware and Sound.
C. Click Phone and Modem Options and then click the Modems tab.
You should see U. S. Robotics V.92 USB Modem and a COM port setting. If you do not see a
description of your modem, repeat the installation procedure.
D. On the Modems tab, select the description of your modem and click Properties.
E. On the Diagnostics tab, click the Query Modem button.
If you see a series of commands and responses from the modem, the installation was successful.
If you do not see a description of your modem, the installation was not successful; repeat the instal-
lation procedure.
Windows XP
A. Click Windows Start > Control Panel.
B. Click Phone and Modem Options and then click the Modems tab.
You should see U. S. Robotics V.92 USB Modem and a COM port setting. If you do not see a
description of your modem, repeat the installation procedure.
C. Highlight the description of your new modem, and click Properties.
D. Click the Diagnostics tab and then click the Query Modem button.
If you see a series of commands and responses from the modem, the installation was successful.
If you do not see a description of your modem, the installation was not successful; repeat the instal-
lation procedure.
56K USB Modem
User Guide
Troubleshooting - 127