4. Click
Drivers & downloads
>
Find it myself
.
5. Select the operating system installed on your computer.
6. Scroll down the page and expand
BIOS
.
7. Click
Download
to download the latest version of the BIOS for your computer.
8. After the download is complete, navigate to the folder where you saved the BIOS update file.
9. Double-click the BIOS update file icon and follow the instructions on the screen.
Backup media and recovery options
It is recommended to create a recovery drive to troubleshoot and fix problems that may occur with Windows. Dell proposes multiple
options for recovering Windows operating system on your Dell PC. For more information. see
Dell Windows Backup Media and Recovery
.
WiFi power cycle
If your computer is unable to access the internet due to WiFi connectivity issues a WiFi power cycle procedure may be performed. The
following procedure provides the instructions on how to conduct a WiFi power cycle:
NOTE:
Some ISPs (Internet Service Providers) provide a modem/router combo device.
1. Turn off your computer.
2. Turn off the modem.
3. Turn off the wireless router.
4. Wait for 30 seconds.
5. Turn on the wireless router.
6. Turn on the modem.
7. Turn on your computer.
Flea power release
Flea power is the residual static electricity that remains on the computer even after it has been powered off and the battery has been
removed. The following procedure provides the instructions on how to conduct flea power release:
1. Turn off your computer.
2. Disconnect the power adapter from your computer.
3. Press and hold the power button for 15 seconds to drain the flea power.
4. Connect the power adapter to your computer.
5. Turn on your computer.
Troubleshooting
75
Summary of Contents for Vostro 5391
Page 1: ...Dell Vostro 5391 Service Manual Regulatory Model P114G Regulatory Type P114G001 ...
Page 33: ...Removing and installing components 33 ...
Page 43: ...Removing and installing components 43 ...
Page 45: ...Removing and installing components 45 ...
Page 51: ...Removing and installing components 51 ...