Toshiba L550 User Manual page 29

Power on password
Instant security
Intelligent power
supply
Battery save mode
Low battery
automatic
Hibernation Mode
Heat dispersal
If the processor's temperature reaches an unacceptably high level with
either setting, the computer will automatically shut down to prevent any
damage - in this instance any unsaved data in memory will be lost.
Hibernation Mode
Sleep Mode
User's Manual
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,
*
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
*
order to save battery power. 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
*
and shuts itself down. This can be specified in the
Power Options.
* To protect against overheating, the processor 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.
This feature lets you turn off the power to the
computer without exiting from your software.
The contents of main memory are automatically
saved to the hard disk drive so that when you
next turn the power on again, you can continue
working right where you left off. Refer to the
Turning off the power
Getting
If you have to interrupt your work, you can use
this feature to allow you to turn off power to the
computer without exiting from your software. Data
is maintained in the computer's main memory so
that when you next turn on the power, you can
continue working right where you left off.
section in Chapter 3,
Started, for more details.
L550/L550D/L555/L555D
1-9