HP ProBook 4420s HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PCs - Mai - Page 111
Select, To do this, Enable/disable HP QuickWeb: Write Protect disabled - sata controller
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Select Device configurations To do this ● Enable Fn Key Switch ● Enable/disable USB legacy support. When enabled, USB legacy support allows the following: ◦ Use of a USB keyboard in Computer Setup even when your operating system is not running. ◦ Startup from bootable USB devices, including a hard drive, diskette drive, or optical drive connected by a USB port to the computer. ● Enable/disable fan always on while connected to an AC outlet. ● Enable/disable Data Execution Prevention (select models only). When enabled, the processor can disable some virus code execution, which helps to improve computer security. ● Enable/disable LAN power saving mode. ● Set the SATA (Serial Advanced Technology Attachment) device mode. The following options are available: ◦ AHCI (Advanced Host Controller Interface) ◦ IDE (Integrated Drive Electronics) ● Enable/disable HP QuickLook. ● Enable/disable HP QuickLook preboot authentication on HP QuickLook boot. ● Enable/disable HP QuickWeb. ● Enable/disable HP QuickWeb: Write Protect (disabled by default). ● Enable/disable Intel® HT Technology. ● Enable/disable Wake on USB (disabled by default). ● Enable/disable Numlock state at boot: Off /On (disabled by default). Computer Setup in Windows 7 103