2Click the COM port for your modem→ PropertiesDiagnosticsQuery Modem to verify that the modem is communicating with Windows.

If all commands receive responses, the modem is operating properly.

Windows Vista:

1Click Start Control PanelHardware and SoundPhone and Modem OptionsModems.

2Click the COM port for your modem→ Properties DiagnosticsQuery Modem to verify that the modem is communicating with Windows.

If all commands receive responses, the modem is operating properly.

E N S U R E T H A T Y O U A R E C O N N E C T E D T O T H E I N T E R N E T Ensure that you have

subscribed to an Internet provider. With the Outlook Express e-mail program open, click File. If Work Offline has a checkmark next to it, click the checkmark to remove it and connect to the Internet. For help, contact your Internet service provider.

Error Messages

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.

If the error message is not listed, see the documentation for the operating system or the program that was running when the message appeared.

AF I L E N A M E C A N N O T C O N T A I N A N Y O F T H E F O L L O W I N G C H A R A C T E R S : \ / : * ? “ <

>Do not use these characters in filenames.

AR E Q U I R E D . DLL F I L E W A S N O T F O U N D The program that you are trying to open is missing an essential file. To remove and then reinstall the program:

Windows XP:

1Click StartControl PanelAdd or Remove ProgramsPrograms and Features.

2Select the program you want to remove.

3Click Uninstall.

4See the program documentation for installation instructions.

Troubleshooting

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Dell 1200 owner manual Error Messages, Do not use these characters in filenames