HP 15-bd000 Maintenance and Service Guide - Page 126

Statement of memory volatility

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Nonvolatile Memory Type Amount (Size) Does this memory store customer data? Intel Management 1.5 MBytes or 5 Yes Engine Firmware MBytes (present in only specific ZBook and EliteBook models. For more information, go to http://www.hp.com/ support. Select Find your product, and then follow the onscreen instructions.) Bluetooth flash 2 Mbit No 802.11 WLAN EEPROM 4 Kbit to 8 Kbit No Web camera 64 Kbit No Fingerprint reader 512 KByte flash Yes Does this memory retain data when power is removed? What is the purpose of this How is data input into this memory? memory? How is this memory write-protected? the on-screen instructions. Yes Stores Management Engine Code is The Intel chipset is Management programmed at the factory. configured to enforce Engine Code, Code is updated via Intel hardware protection to Settings, secure firmware update block all direct read/write Provisioning utility. Unique Provisioning access to this area. An Data and iAMT Data can be entered at the Intel utility is required for third-party data factory or by an updating the firmware. store. administrator using the Only firmware updates Management Engine (MEBx) digitally signed by Intel setup utility. The third party can be applied using this data store contents can be utility. populated by a remote management console or local applications that have been registered by an administrator to have access to the space. Yes Stores Bluetooth flash is A utility is required for Bluetooth programmed at the factory. writing data to this configuration Tools for writing data to this memory and is made and firmware. memory are not publicly available through newer available but can be obtained versions of the driver from the silicon vendor. whenever the flash requires an upgrade. Yes Stores 802.11 WLAN EEPROM is A utility is required for configuration programmed at the factory. writing data to this and calibration Tools for writing data to this memory and is typically data. memory are not made public. not made available to the public unless a firmware upgrade is necessary to address a unique issue. Yes Stores webcam Webcam memory is A utility is required for configuration programmed using a utility writing data to this and firmware. from the device memory and is typically manufacturer that can be run not made available to the from Windows. public unless a firmware upgrade is necessary to address a unique issue. Yes Stores Fingerprint reader memory is Only a digitally signed fingerprint programmed by user application can make the templates. enrollment in HP call to write to the flash. ProtectTools Security Manager. 118 Chapter 13 Statement of memory volatility

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Nonvolatile
Memory Type
Amount (Size)
Does this
memory
store
customer
data?
Does this
memory
retain data
when power
is removed?
What is the
purpose of this
memory?
How is data input into this
memory?
How is this memory
write-protected?
the on-screen
instructions.
Intel Management
Engine Firmware
(present in only
specific
ZBook and
EliteBook models.
For more
information, go to
support
. Select
Find your
product
, and then
follow the on-
screen
instructions.)
1.5 MBytes or 5
MBytes
Yes
Yes
Stores
Management
Engine Code,
Settings,
Provisioning
Data and iAMT
third-party data
store.
Management Engine Code is
programmed at the factory.
Code is updated via Intel
secure
firmware
update
utility. Unique Provisioning
Data can be entered at the
factory or by an
administrator using the
Management Engine (MEBx)
setup utility. The third party
data store contents can be
populated by a remote
management console or local
applications that have been
registered by an
administrator to have access
to the space.
The Intel chipset is
configured
to enforce
hardware protection to
block all direct read/write
access to this area. An
Intel utility is required for
updating the
firmware.
Only
firmware
updates
digitally signed by Intel
can be applied using this
utility.
Bluetooth
flash
2 Mbit
No
Yes
Stores
Bluetooth
configuration
and
firmware.
Bluetooth
flash
is
programmed at the factory.
Tools for writing data to this
memory are not publicly
available but can be obtained
from the silicon vendor.
A utility is required for
writing data to this
memory and is made
available through newer
versions of the driver
whenever the
flash
requires an upgrade.
802.11 WLAN
EEPROM
4 Kbit to 8 Kbit
No
Yes
Stores
configuration
and calibration
data.
802.11 WLAN EEPROM is
programmed at the factory.
Tools for writing data to this
memory are not made public.
A utility is required for
writing data to this
memory and is typically
not made available to the
public unless a
firmware
upgrade is necessary to
address a unique issue.
Web camera
64 Kbit
No
Yes
Stores webcam
configuration
and
firmware.
Webcam memory is
programmed using a utility
from the device
manufacturer that can be run
from Windows.
A utility is required for
writing data to this
memory and is typically
not made available to the
public unless a
firmware
upgrade is necessary to
address a unique issue.
Fingerprint reader
512 KByte
flash
Yes
Yes
Stores
fingerprint
templates.
Fingerprint reader memory is
programmed by user
enrollment in HP
ProtectTools Security
Manager.
Only a digitally signed
application can make the
call to write to the
flash.
118
Chapter 13
Statement of memory volatility