Dell E Series Обучение - Страница 24
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NOTE: You should maintain the BIOS at the most current version posted to support.dell.com. The
process for updating the BIOS generally follows this process:
1. Download the file to your chosen location.
2. Double click on the file to execute it.
3. Boot the system with the floppy disk in place, altering the boot sequence through the one‐time boot
menu if required, and complete the intuitive process.
Entering the BIOS
To enter the BIOS setup, you can perform any one of the following
steps:
•
Press the <F2> key when prompted at start‐up.
•
Press the <F12> key at start‐up to access the one‐time boot menu.
•
Start the Pre‐boot System Assessment by pressing <Fn> and the
power button.
WARNING: Changing advanced parameters can lead to system
instability and data loss. It is highly recommended that you back up your hard drive contents before
making any changes, and that you proceed with caution, making every reasonable effort to fully
understand the implications of the settings you might be changing. Full details are in the online and
system‐specific manual.
BIOS Security Policies
•
Dell Latitude notebooks provide BIOS password protection to
prevent unauthorized use.
•
Types of password protection and levels of protection vary
depending on the user's configuration.
•
Customers can clear or override their Dell notebook BIOS
passwords through the Dell Helpdesk, once ownership is verified.
Dell can generate a master password, which can be used to
override the Dell notebook BIOS password for that specific system.
BIOS Level Security
Types of master passwords that a user can set in the BIOS of a Dell notebook are:
•
Primary
•
Administrator
•
Hard drive
Setting BIOS passwords is designed to prevent unauthorized use of the computer.
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