QuickSpecs

Start-up Diagnostics
(Power-on Self-Test)
Assesses system health at boot time with selectable levels of testing
Auto Setup when new
hardware installed
System automatically detects addition of new hardware.
Keyboard-less Operation The system can be booted without a keyboard.
Localized ROM Setup Common BIOS image supports System Configuration Utility (F10 Setup) menus in 12 languages with local
keyboard mappings.
Asset Tag The user or MIS to set a unique tag string in non-volatile memory.
Per-slot Control Allows I/O slot parameters (option ROM enable/disable, bus latency) to be configured individually.
Adaptive Cooling Control parameters are set according to detected hardware configuration for optimal acoustics.
Pre-boot Diagnostics (Pre-video) critical errors are reported via beeps and blinks on the power LED
Industry Standard Specification Support
UEFI Specification
Revision
2.3.1
Industry Standard Revision Supported by the BIOS
ACPI Advanced Configuration and Power Management Interface, Version 2.0c
ATA (IDE) AT Attachment 6 with Packet Interface (ATA/ATAPI-6), Revision 3b
CD Boot "El Torito" Bootable CD-ROM Format Specification Version 1.0
EDD Enhanced Disk Drive Specification Version 1.1
BIOS Enhanced Disk Drive Specification Version 3.0
EHCI Enhanced Host Controller Interface for Universal Serial Bus, Revision 1.0
PCI PCI Local Bus Specification, Revision 2.3
PCI Power Management Specification, Revision 1.1
PCI Firmware Specification, Revision 3.0, Draft .7
PCI Express PCI Express Base Specification, Revision 2.0
PCI Express Base Specification, Revision 3.0
PMM POST Memory Manager Specification, Version 1.01
SATA Serial ATA Specification, Revision 1.0a
Serial ATA 3 Gb/s: Serial ATA Specification, Revision 2.5
Serial ATA 6 Gb/s: Serial ATA Specification, Revision 3.0
SPD PC SDRAM Serial Presence Detect (SPD) Specification, Revision 1.2B
TPM Trusted Computing Group TPM Specification Version 1.2
UHCI Universal Host Controller Interface Design Guide, Revision 1.1
USB Universal Serial Bus Revision 1.1 Specification
Universal Serial Bus Revision 2.0 Specification
Universal Serial Bus Revision 3.0 Specification
SMBIOS System Management BIOS Reference Specification, Version 2.7
Social and Environmental Responsibility
QuickSpecs
HP Z420 Workstation
System Technical Specifications
DA - 14261 North America — Version 36 — March 1, 2014 Page 26