Dell Vostro 1200 (Early 2009) - Manual (Page 87)

Troubleshooting 87
2 Click the COM port for your modem→ Properties→ Diagnostics→ Query
Modem to verify that the modem is communicating with Windows.
If all commands receive responses, the modem is operating properly.
Windows Vista:
1 Click Start → Control Panel→ Hardware and Sound→ Phone and
Modem Options→ Modems.
2 Click the COM port for your modem→ Properties → Diagnostics→
Query Modem to verify that the modem is communicating with
Windows.
If all commands receive responses, the modem is operating properly.
E N SU R E T H A T YO U A R E C O N N E CT E D T O T H E I N T E RN 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.
A F 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.
A R E Q U I R E D .DLL F I L E WA 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:
1 Click Start→ Control Panel→ Add or Remove Programs→ Programs and
Features.
2 Select the program you want to remove.
3 Click Uninstall.
4 See the program documentation for installation instructions.
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