HP 421 Notebook-PC - Manual (Page 136)

Select To do this
Boot Options ● Set a startup menu delay (in seconds).
● Set the MultiBoot Express Boot Popup delay in
seconds.
● Enable/disable custom logo (disabled by default).
● Enable/disable display diagnostic URL (enabled by
default).
● Enable/disable CD-ROM boot (enabled by default).
● Enable/disable SD card boot (enabled by default).
● Enable/disable floppy boot (enabled by default).
● Enable/disable PXE internal NIC boot (enabled by
default).
● Enable/Disable Unified Extensible Firmware Interface
(UEFI) Boot Mode (disabled by default).
● Set the legacy boot order.
Device Configurations ● Enable/disable USB legacy support (enabled by
default). When enabled, USB legacy support allows the
following:
◦ Use of a USB keyboard in Computer Setup, even
when a Windows 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
● Select a parallel port mode: ECP (Enhanced
Capabilities Port), standard, bidirectional, or EPP
(Enhanced Parallel Port).
● Enable/disable fan always on while connected to an AC
outlet (enabled by default).
● Enable/disable Data Execution Prevention (select
models only). When enabled, the processor can disable
some virus code execution, which helps to improve
computer security (enabled by default).
● Select a SATA (Serial Advanced Technology
Attachment) device mode. The following options are
available:
◦ AHCI (Advanced Host Controller Interface)
◦ IDE (Integrated Drive Electronics)
◦ RAID (Redundant Array of Independent Disks)
(select models only)
124 Chapter 13 Computer Setup