HP 7 Plus 1302us HP 7 Plus Tablet and HP 7.1 Tablet Maintenance and Service Gu - Page 36

Statement of Volatility

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Non Volatile Memory Type Amount (Size) System BIOS 4 to 5 MBytes Does this memory store customer data? Yes Intel 1.5 or 5 Yes Management MBytes Engine Firmware (present only in models ending in a 'p' or 'w' or with Intel Centrino Pro technology) 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? Yes Store system System BIOS A utility is BIOS code and code is required for PC programmed at writing data to configuration the factory. this memory data. Code is and is available updated when on the HP the system BIOS website. is updated. Writing data to Configuration this ROM in an data and inappropriate settings are manner can input using the render the PC F10 setup utility nonfunctional. or a custom utility. Yes Stores Management The Intel chipset Management Engine Code is is configured to Engine Code, programmed at enforce Settings, the factory. hardware Provisioning Code is protection to Data and iAMT updated via block all direct third party data Intel secure read/write store. firmware access to this update utility. area. An Intel Unique utility is Provisioning required for Data can be updating the entered at the firmware. Only factory or by an firmware administrator updates using the digitally signed Management by Intel can be Engine (MEBx) applied using setup utility. The this utility. 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. 30 Chapter 7 Statement of Volatility

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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?
System BIOS
4 to 5 MBytes
Yes
Yes
Store system
BIOS code and
PC
configuration
data.
System BIOS
code is
programmed at
the factory.
Code is
updated when
the system BIOS
is updated.
Configuration
data and
settings are
input using the
F10
setup utility
or a custom
utility.
A utility is
required for
writing data to
this memory
and is available
on the HP
website.
Writing data to
this ROM in an
inappropriate
manner can
render the PC
nonfunctional.
Intel
Management
Engine
Firmware
(present only in
models ending
in a ā€˜pā€™ or ā€˜wā€™
or with Intel
Centrino Pro
technology)
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.
30
Chapter 7
Statement of Volatility