Dell Inspiron 3052 user manual download (Page 75 of 93)

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Description:Компьютер
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Page 75 of 93
Basic troubleshooting steps
75
Troubleshooting
Basic troubleshooting steps
This section lists some basic troubleshooting steps you can use to resolve
common issues with your computer.
• Make sure your computer is turned on and all the components are
receiving power.
• Make sure all the cables are firmly connected to the respective ports.
• Make sure that the cables are not damaged or frayed.
• Make sure that there are no bent or broken pins on the connectors.
• Restart your computer and check whether the problem persists.
• For internet connection issues, unplug your modem and router from
the electrical outlet, wait for about 30 seconds, plug in the power
cables, and try connecting again.
NOTE:
For more information on troubleshooting, solutions to
common problems, and FAQs, see
www.dell.com/support
. To contact
Dell for technical support, see
“Contacting Dell”
.
Diagnostics
Your computer has built-in diagnostic tools to help you determine the
issue with you computer. These tools may notify you of a problem using
error messages, light codes, or beep codes.
Pre-Boot System Assessment
You can use the Pre-Boot System Assessment (PSA) to diagnose various
hardware problems. The ePSA tests devices such as the system board,
keyboard, display, memory, hard drive, and so on.
NOTE:
PSA may not be supported on all computers.
Invoking PSA
1.
Turn on or restart your computer.
2.
Press <F12> at the Dell logo to access the BIOS setup program.
NOTE:
If you wait too long and the operating system logo appears,
continue to wait until you see the Windows desktop, then restart
your computer and try again.
Sample