TITLE: HP Z420/Z620 Workstations System BIOS
VERSION: 3.92 REV: A PASS: 1

DESCRIPTION:
This package contains the System BIOS image and flash utilities for HP Z420/Z620 Workstations. These utilities can be used to restore or update the System BIOS. System BIOS is independent of the operating system.

To determine the BIOS family and BIOS date, press F10 on the target workstation during Power On to run the Computer Setup Utility, and then select File/System Information. This information can be saved into a text file on a USB flash media device by selecting File/Save to Removable Storage Device.

PURPOSE: Critical
SOFTPAQ FILE NAME: SP84163.exe
SOFTPAQ MD5: 475715b3969a97e259d1da6eba6dec7e
SUPERSEDES: SP78208
EFFECTIVE DATE: February 22, 2018
CATEGORY: BIOS
SSM SUPPORTED: Yes

PRODUCT TYPE(S):
Workstations;Thin Clients
HARDWARE PRODUCT MODEL(S):
HP Z420 Workstation
HP Z820 Workstation
HP Z620 Workstation

OPERATING SYSTEM(S):
Microsoft Windows 10 All Editions (64-bit)
Microsoft Windows 7 64-bit
Microsoft Windows 7 Enterprise 64 Edition
Microsoft Windows 7 Home Basic 64 Edition
Microsoft Windows 7 Home Premium 64 Edition
Microsoft Windows 7 Professional 64 Edition
Microsoft Windows 7 Ultimate 64 Edition
Microsoft Windows 8 64 Edition
Microsoft Windows 8 Enterprise 64 Edition
Microsoft Windows 8 Professional 64 Edition
Microsoft Windows 8.1 64 Bit
Microsoft Windows 8.1 64-bit Emerging Markets
Microsoft Windows 8.1 64-bit Enterprise
Microsoft Windows 8.1 64-bit Professional
Microsoft Windows XP Professional x64 Edition

LANGUAGE(S): Global

ENHANCEMENTS:
- Updates Intel processor microcode to 0x42C for Ivy Bridge-EP processors, 0x713 for Sandy Bridge-EP C2/M1 processors, and 0x61C for Sandy Bridge-EP C1/M0 processors.
- Includes enhancement to address CVE-2017-5715.
- Improves security of UEFI code and variables.
NOTE: HP strongly recommends promptly transitioning to this updated BIOS version.

TPM 1.2 PCR0 (TXT Enabled) = F075B209C79AC56576B95F9B111941E96EE1C11E (SHA1)
TPM1.2 PCR0 (TXT Disabled) = 826FED70FD9663F791D9CB001CF01AE20AB465DF (SHA1)

PREREQUISITES:

HOW TO USE:
1. Insert a USB key into the computer that has the downloaded BIOS update file.

2. Execute the file.

3. Select the Copy option from the GUI. Alternatively, the BIOS binary file is located in the following directory: C:\SWSETUP\SP79754\HPBIOSUPDREC.

4. Copy the binary to the following directory on the USB key: drive letter\Hewlett-Packard\BIOS\New

5. Insert the USB key into the workstation that is to be updated and reboot or boot the unit to the Startup menu by pressing Esc during POST (before the OS loads).

6. Use the arrow keys to select the Flash System Bios option. Follow the prompts to update the BIOS. Alternatively, the Flash System Bios feature is available in BIOS Setup from the Main menu.

Copyright Copyright (c) 2018 HP Development Company, L.P.