Dell Precision R5400 (Mid 2008) - Manual (Page 56)

Check the speakers and subwoofer — See Sound and Speaker Problems .
Problems writing to an optical drive
Close other programs — The optical drive must receive a steady stream of data during the writing process. If the stream is interrupted, an error occurs. Try
closing all programs before you write to the optical.
Turn off standby mode in Windows before writing to a disc — See the Dell Technology Guide or search for the keyword standby in Windows Help and Support
for information on power management modes.
Hard drive problems
Run Check Disk —
Windows Vista:
1. Click Start and click Computer.
2. Right-click Local Disk C:.
3. Click Properties® Tools® Check Now.
The User Account Control window may appear. If you are an administrator on the computer, click Continue; otherwise, contact your administrator to
continue the desired action.
4. Follow the instructions on the screen.
Windows XP:
1. Click Start and click My Computer.
2. Right-click Local Disk C:.
3. Click Properties® Tools® Check Now.
4. Click Scan for and attempt recovery of bad sectors and click Start.
E-Mail and Internet Problems
Check the Microsoft Outlook® Express security settings — If you cannot open your e-mail attachments:
1. In Outlook Express, click Tools® Options® Security.
2. Click Do not allow attachments to remove the checkmark, as needed.
Ensure that you are connected to the Internet — 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
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 filename cannot contain any of the following characters: \ / : * ? " < > | — Do not use these characters in filenames.
A required .DLL file was not found — The program that you are trying to open is missing an essential file. To remove and then reinstall the program:
Windows Vista:
CAUTION: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage on www.dell.com at www.dell.com/regulatory_compliance.
NOTE: Do not plug a telephone cable into the network adapter connector (see your computer's Setup and Quick Reference Guide for illustrations
identifying the connectors on your computer).
CAUTION: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage on www.dell.com at www.dell.com/regulatory_compliance.