Toshiba NB520 User Manual page 70

HDD automatic power
*1
off
System automatic
Sleep/Hibernation
Mode
Keypad overlay
Power on password
Instant security
Intelligent power
supply
Battery save mode
Panel power on/off
Low battery
automatic Hibernation
Mode
Heat dispersal
User's Manual
This feature automatically cuts off power to the
hard disk drive when it is not accessed for a
specified time, with power being restored when
the hard disk drive is next accessed. This can be
specified in the Power Options.
This feature automatically shuts down the system
into either Sleep Mode or Hibernation Mode
when there is no input or hardware access for a
*1
specified time. This can be specified in the Power
Options.
A ten-key numeric keypad is integrated into the
keyboard. Please refer to the
section in Chapter 3, Operating Basics, for
information on using this feature.
Two levels of password security, supervisor and
user, are available to prevent unauthorized
access to your computer.
A specific hot key function automatically locks the
system providing data security.
A microprocessor in the computer's intelligent
power supply detects the battery's charge,
*1
automatically calculates the remaining battery
capacity and protects electronic components
from abnormal conditions such as a voltage
overload from the AC adaptor. This can be
specified in the Power Options.
This feature lets you configure the computer in
*1
order to save battery power. This can be
specified in the Power Options.
This feature automatically turns power to the
*1
computer off when the display panel is closed,
and turns it back on when the display panel is
opened. This can be specified in the Power
Options.
When battery power is exhausted to the point
that computer operation cannot be continued, the
system automatically enters Hibernation Mode
*1
and shuts itself down. This can be specified in
the Power Options.
To protect against overheating, the processor
*1
has an internal temperature sensor so that, if the
computer's internal temperature rises to a certain
level, the cooling fan is turned on or the
processing speed is lowered. This can be
specified in the Power Options.
NB500/NB520/NB550D
Keypad overlay
4-5