Troubleshooting
Updating the BIOS in Windows
.
2. Click
Product support
. In the
Search support
box, enter the Service Tag of your computer, and then click
Search
.
NOTE:
If you do not have the Service Tag, use the SupportAssist feature to automatically identify your computer. You
can also use the product ID or manually browse for your computer model.
3. Click
Drivers & Downloads
. Expand
Find drivers
.
4. Select the operating system installed on your computer.
5. In the
Category
drop-down list, select
BIOS
.
6. Select the latest version of BIOS, and click
Download
to download the BIOS file for your computer.
7. After the download is complete, browse the folder where you saved the BIOS update file.
8. Double-click the BIOS update file icon and follow the on-screen instructions.
For more information, see knowledge base article
.
Updating the BIOS using the USB drive in Windows
1. Follow the procedure from step 1 to step 6 in
to download the latest BIOS setup program file.
2. Create a bootable USB drive. For more information, see the knowledge base article
.
3. Copy the BIOS setup program file to the bootable USB drive.
4. Connect the bootable USB drive to the computer that needs the BIOS update.
5. Restart the computer and press
F12
.
6. Select the USB drive from the
One Time Boot Menu
.
7. Type the BIOS setup program filename and press
Enter
.
The
BIOS Update Utility
appears.
8. Follow the on-screen instructions to complete the BIOS update.
Dell SupportAssist Pre-boot System Performance
Check diagnostics
SupportAssist diagnostics (also known as system diagnostics) performs a complete check of your hardware. The Dell
SupportAssist Pre-boot System Performance Check diagnostics is embedded with the BIOS and is launched by the BIOS
internally. The embedded system diagnostics provides a set of options for particular devices or device groups allowing you to:
●
Run tests automatically or in an interactive mode
●
Repeat tests
●
Display or save test results
●
Run thorough tests to introduce additional test options to provide extra information about the failed device(s)
●
View status messages that inform you if tests are completed successfully
●
View error messages that inform you of problems encountered during testing
NOTE:
Some tests for specific devices require user interaction. Always ensure that you are present at the computer
terminal when the diagnostic tests are performed.
For more information, see
https://www.dell.com/support/kbdoc/000180971
.
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Troubleshooting
Содержание Inspiron 5481
Страница 1: ...Inspiron 5481 Service Manual Regulatory Model P93G Regulatory Type P93G001 June 2022 Rev A02 ...
Страница 21: ...Removing the battery 21 ...
Страница 23: ...Post requisites Replace the base cover Replacing the battery 23 ...
Страница 31: ...Post requisites Replace the base cover Replacing the memory modules 31 ...
Страница 33: ...Removing the solid state drive Intel Optane 33 ...
Страница 36: ...36 Replacing the solid state drive Intel Optane ...
Страница 40: ...Post requisites 1 Replace the battery 2 Replace the base cover 40 Replacing the hard drive ...
Страница 55: ...Removing the display assembly 55 ...
Страница 57: ...Post requisites 1 Replace the wireless card 2 Replace the base cover Replacing the display assembly 57 ...
Страница 59: ...Removing the display back cover and antenna assembly 59 ...
Страница 72: ...72 Removing the system board ...
Страница 77: ...Removing the touchpad 77 ...
Страница 79: ...Post requisites 1 Replace the battery 2 Replace the base cover Replacing the touchpad 79 ...
Страница 81: ...Removing the palm rest and keyboard assembly 81 ...
Страница 83: ...14 Replace the battery 15 Replace the base cover Replacing the palm rest and keyboard assembly 83 ...