Dell P28F001 manual Flashing the Bios

Page 93

Flashing the BIOS

You may need to flash the BIOS when an update is available or after replacing the system board. To flash the BIOS:

1Turn on the computer.

2Go to support.dell.com/support/downloads.

3Locate the BIOS update file for your computer:

NOTE: The Service Tag for your computer is located on a label at the back of your computer. For more information, see the Quick Start Guide that shipped with your computer.

If you have your computer’s Service Tag or Express Service Code:

aEnter your computer’s Service Tag or Express Service Code in the Service Tag or Express Service Code field.

bClick Submit and proceed to step 4.

If you do not have your computer’s Service Tag or Express Service Code:

aSelect one of the following options:

Automatically detect my Service Tag for me

Choose from My Products and Services List

Choose from a list of all Dell products

bClick Continue and follow the instructions on the screen.

4A list of results appears on the screen. Click BIOS.

5Click Download File to download the latest BIOS file.

6In the Please select your download method below window, click For Single File Download via Browser, and then click Download Now.

The File Download window appears.

7In the Save As window, select an appropriate location to download the file on your computer.

8If the Download Complete window appears, click Close.

9Navigate to the folder where you downloaded the BIOS update file.

10Double-click the BIOS update file icon and follow the instructions that appear on the screen.

Flashing the BIOS

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Contents Dell Inspiron 3521/5521 2012 Contents Removing the Wireless Mini-Card Removing the Coin-Cell Battery Removing the Display Bezel Turn Off Your Computer and Connected Devices Before You BeginRecommended Tools After Working Inside Your Computer After Working Inside Your Computer Procedure Removing the BatteryRemoving the Battery Postrequisites Replacing the BatteryReplacing the Battery Removing the Memory Modules Securing clips Memory-module connector Memory module Replacing the Memory Modules Replacing the Memory Modules Removing the Optical-Drive Assembly Removing the Optical-Drive Assembly Replacing the Optical-Drive Assembly Replacing the Optical-Drive Assembly Removing the Hard-Drive Assembly Hard-drive assembly Pull-tab Replacing the Hard-Drive Assembly Replacing the Hard-Drive Assembly Removing the Keyboard Connector latch Replacing the Keyboard Replacing the Keyboard Removing the Palm-Rest Touchpad cable Power-button cable Connector latches Screws Palm-rest Removing the Palm-Rest Replacing the Palm-Rest Replacing the Palm-Rest Removing the Wireless Mini-Card Wireless mini-card Replacing the Wireless Mini-Card Postrequisites Removing the I/O Board Board Board cable Screw Replacing the I/O Board Replacing the I/O Board Removing the System Board Procedure System board Screw Removing the System Board Replacing the System Board Entering the Service Tag in system setupReplacing the System Board Removing the Coin-Cell Battery Plastic scribe Coin-cell battery Replacing the Coin-Cell Battery Replacing the Coin-Cell Battery Removing the Heat-Sink Screw Fan Replacing the Heat-Sink Replacing the Heat-Sink Removing the Fan Fan cable Replacing the Fan Replacing the Fan Removing the Speakers Tape LED silicon tubes Speaker cable routing Speakers Removing the Speakers Replacing the Speakers Replacing the Speakers Removing the Display Assembly Display cable Wireless mini-card cables Display assembly Removing the Display Assembly Replacing the Display Assembly Replacing the Display Assembly Removing the Display Bezel Hinge covers Replacing the Display Bezel Replacing the Display Bezel Removing the Display Hinges Screws Display hinges Replacing the Display Hinges Replacing the Display Hinges Removing the Display Panel Display back-cover Display cable Tape Removing the Display Panel Replacing the Display Panel Replacing the Display Panel Removing the Camera Module Screw Camera module Tape Camera cable Replacing the Camera Module Replacing the Camera Module Flashing the Bios Flashing the Bios