HP ProBook 4321s Notebook-PC - Manual (Page 151)

Using Computer Setup security features
Securing system devices
You can disable or enable system devices from the following menus in Computer Setup:
● Boot Options
● Device Configurations
● Built-In Device Options
● Port Options
To disable or reenable system devices in Computer Setup, follow these steps:
1. Turn on or restart the computer, and then press esc while the “Press the ESC key for Startup Menu”
message is displayed at the bottom of the screen.
2. Press f10 to enter BIOS Setup.
3. Use a pointing device or the arrow keys to select System Configuration > Boot Options, or
System Configuration > Device Configurations, or System Configuration > Built-In Device
Options, or System Configuration > Port Options.
4. Press enter .
5. To disable an option, use a pointing device to clear the checkbox next to the option.
– or –
Use the arrow keys to select the option, and then press enter .
6. To reenable an option, use a pointing device to check the box next to the option.
– or –
Use the arrow keys to select the option, and then press enter .
7. To save your changes and exit Computer Setup, click the Save icon in the lower-left corner of the
screen, and then follow the on-screen instructions.
– or –
Use the arrow keys to select File > Save Changes and Exit, and then press enter .
Your changes go into effect when the computer restarts.
Viewing Computer Setup System Information
The System Information feature in Computer Setup provides two types of system information:
● Identification information about the computer model and the batteries
● Specification information about the processor, cache, memory, ROM, video revision, and keyboard
controller revision
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