Table of Contents
Advertisement
Non-volatile memory usage
Non Volatile
Memory Type
HP Sure Start
flash (select
models only
Real Time Clock
(RTC) battery
backed-up CMOS
configuration
memory
Controller (NIC)
EEPROM
DIMM Serial
Presence Detect
(SPD)
configuration
data
System BIOS
Amount (Size)
Does
this memory
store customer
data?
2 MBytes
No
256 Bytes
No
64 KBytes (not
No
customer
accessible)
256 Bytes per
No
memory
module, 128
Bytes
programmable
(not customer
accessible)
4 to 5 MBytes
Yes
Does
What
this memory
is the purpose
retain data
of this memory?
when power
is removed?
Yes
Provides
protected backup
of critical System
BIOS code, EC
firmware, and
critical PC
configuration
data for select
platforms that
support HP Sure
Start.
Yes
Stores system
date and time
and limited
keyboard
controller data.
Yes
Store NIC
configuration
and NIC
firmware.
Yes
Stores memory
module
information.
Yes
Stores system
BIOS code and PC
configuration
data.
How is data
How
input into
is this memory
this memory?
write
protected?
Data cannot be
This memory is
written to this
protected by the
device via the
HP Sure Start
host processor.
Embedded
The content is
Controller.
managed solely
by the HP Sure
Start Embedded
Controller.
Using the
F10
This memory
Setup utility or
is not write-
changing the Mic
protected.
rosoft Windows
HP recommends
date and time.
password
protecting the
10
Setup utility.
Using a utility
A utility
from the NIC
is required to
vendor that can
write data to
be run from
this memory
DOS.
and is available
from NIC vendor.
Writing data to
this ROM in an
inappropriate
manner will
render the NIC
nonfunctional.
Programmed
Data cannot be
by the memory
written to
vendor.
this memory
when the modul
e is installed in a
PC. The specific
write protection
method varies
by memory
vendor.
System BIOS
NOTE:
Writing
code
data to this ROM
is programmed
in an
at the factory.
inappropriate
Code is updated
manner can
when the syste
render the PC
m BIOS
non-functional.
is updated.
A utility
Configuration
is required for
data and
writing data to
settings are
this memory
input using the
and is available
Non-volatile memory usage
F
59
Advertisement
Table of Contents
