Toshiba libretto U100 Maintenance Manual page 212

3 Tests and Diagnostics
Display Auto Off
Use this option to disable or set the duration of the display automatic power
off function. This function causes the computer to turn the LCD panel's
illumination off if you make no entry (including no operation of a mouse or
touch pad) for the set period of time.
Disabled
xx Min.
HDD Auto Off
Use this option to set the duration of the HDD automatic power off function.
xx Min.
System Auto Off
Use this option to set the duration of the system automatic power off function.
xx Min.
LCD Brightness
Use this option to set the level of LCD brightness.
Super-Bright
Bright
Semi-Bright
3-94 [CONFIDENTIAL]
Disables display automatic power off.
Automatically turns off the power to the LCD panel's
illumination if the panel is not used for the duration set.
The duration xx can be set to 1, 3, 5, 10, 15, 20 or 30
minutes.
Automatically turns off the power to the hard disk drive
if it is not used for the duration set. The duration xx
can be set to 1, 3, 5, 10, 15, 20 or 30 minutes.
Automatically turns off the power to the hard disk drive
if it is not used for the duration set. The duration xx
can be set to 10 to 60 minutes.
Full brightness for maximum visibility.
Full brightness for high visibility.
Less than full brightness for saving power.
libretto U100 Maintenance Manual (960-520)
3.29 SETUP