Reference Guide

Description
Reference
Designator
Volatility Description
User
Accessible
for external
data
Remedial Action (Action
necessary to prevent loss of
data)
Video
memory –
frame
buffer
On GFx
card:
U800,
U801,
U900, U901
Volatile memory in off state.
2 GB GDDR3 for discrete
graphics systems.
No N/A
DisplayPort
Video
Flash
Memory
U7 Non Volatile memory, 1 Mbit
(128 KB) DisplayPort
component video settings
No N/A
Hard
drive(s)
User
replaceable -
one or two.
Non Volatile magnetic media,
various sizes in GB. May also
be SSD (solid state flash
drive).
Yes Low level format
CD-
ROM/RW/
DVD/
DVD+RW/
Diskette
Drives
User
replaceable
Non Volatile optical media. Yes Low level format/erase
CAUTION:
All other
componen
ts on the
system
board lose
data if
power is
removed
from the
system.
Primary
power loss
(unpluggin
g the
power
cord and
removing
the
battery)
destroys all
user data
on the
memory
(DDR3,
1067
MHz).