HP 804214-251 Datasheet download pdf (Page 107)

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?

Downloads, and then

follow the on-screen

instructions.

Intel Management

Engine Firmware

(present in only

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 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.

Nonvolatile memory usage 99

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