HP EliteBook 840 G2 Notebook PC HP EliteBook 740 G2 Notebook PC HP ZBook 14 G2 Mobile Workstation - Maintenance and Service Guide

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?
Bluetooth flash 2Mbit 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.
802.11 WLAN
EEPROM
4kb to 8kb No Yes Stores
configuration
and calibration
data.
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 64K bit No Yes Store Web Cam
configuration
and firmware.
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 512kByte
Flash
Yes Yes Stores
fingerprint
templates.
By enrolling in HP
ProtectTools Security
Manager.
Only a digitally signed
application can make
the call to write to
the flash.
146 Chapter 13 Statement of Volatility ENWW