B
Statement of Volatility
HP confirms that Intel-based business desktop HP EliteOne 705 G1 23-inch Non-Touch All-in-One systems
contain DDR3 volatile memory (memory amount depends on the customer configuration). In addition, the
motherboard in the condition originally shipped without subsequent modification or the addition or
installation of any applications, features, or functionality, contains the following nonvolatile memory: Real
Time Clock battery backed-up configuration memory (256 Bytes), DIMM Serial Presence Detect (SPD)
configuration data (256 Bytes per module, 128 Bytes programmable), Serial Peripheral Interface (SPI) ROM
for System BIOS (16M Bytes) and Super I/O’s: masked keyboard ROM (overall 2K Bytes).
The following procedure shows the steps that should be taken to restore the Non-Volatile memory found in
the Intel-based HP EliteOne 705 G1 23-inch Non-Touch All-in-One systems.
1.
Download the latest BIOS (system ROM) from the HP website.
2.
Follow the instructions to flash the BIOS that are found on the website.
Flashing the BIOS will reset it back to factory settings.
3.
Turn on the system, and while system is powering on, and after the HP splash screen, press the
F10
key
to enter BIOS setup screen.
4.
Select
Security > System Security
from the main menu. If the Embedded Security Device Support
option is set to “Disable”, skip to step 7.
5.
To erase all security keys from the TPM:
Under
Embedded Security Device
in the
System Security
menu, configure
Reset to Factory Settings
to
Reset
.
NOTE:
Although the TPM security keys will be cleared, data in the non-volatile memory indices may
not be. Data stored in these indices should not contain security sensitive information. If an application
locks down and secures the non-volatile indices, these indices cannot be cleared.
6.
Press
F10
to accept changes.
7.
To clear the secure boot key database:
a.
Enter the F10 setup utility.
b.
Go to the
Security
menu.
c.
Select
Secure Boot Configuration
.
d.
In the
Key Management
section, select
clear Secure boot keys
.
e.
Use space key to select
clear
.
ENWW
177
Summary of Contents for EliteOne 705 G1
Page 1: ...Maintenance Service Guide HP EliteOne 705 G1 23 inch Non Touch All in One Business PC ...
Page 4: ...iv About This Book ENWW ...
Page 10: ...x ENWW ...
Page 22: ...12 Chapter 2 Activating and Customizing the Software ENWW ...
Page 23: ...3 Illustrated parts catalog System parts ENWW System parts 13 ...
Page 178: ...168 Chapter 10 POST error messages ENWW ...
Page 190: ...180 Appendix C Specifications ENWW ...
Page 194: ...WLAN module illustrated 17 removing 49 184 Index ENWW ...
