HP EliteBook 820 G1 - Page 179

Non Volatile
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?
Intel
Management
Engine
Firmware
(present only in
specific ZBook
and EliteBook
models. For
more
information, go
to
http://www.hp.com/
support, and
select your
country. Select
Drivers &
Downloads,
and then follow
the on-screen
instructions.)
1.5 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 populated
by a remote
management
console or local
applications
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 MBits No Yes Stores Bluetooth
configuration
and firmware.
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 if the
flash requires
an upgrade.
ENWW
Non-volatile memory usage
169