Toshiba SATELLITE A665 - Manual (Page 74)

3-10 User’s Manual
A660/A660D/A665/A665D
Heat dispersal *1 To protect from overheating, the CPU has an
internal temperature sensor. 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.
Maximum
Performance Turns on the fan first, then
lowers the CPU processing
speed if necessary.
Battery
Optimized Lowers the CPU processing
speed first, then turns on the
fan if necessary.
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.
TOSHIBA HDD
Protection This feature uses the acceleration sensor built in
the computer to detect vibration and shocks, and
automatically moves the hard disk drive’s
read/write head to a safe position in order to
reduce the risk of damage that could be caused
by head-to-disk contact. Refer to the
Using the
Hard Disk Drive (HDD) Protection section in
Chapter 4, Operating Basics , for more details.
■
The TOSHIBA HDD Protection function does not guarantee that the
hard disk drive will not be damaged.
■
TOSHIBA HDD Protection cannot be used in models that are equipped
with SSD.
Hibernation Mode 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 section in Chapter 1,
Getting Started , for more details.
Sleep Mode 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.