User`s guide

The three power-saving modes are summarized in the
following table:
Power-saving operations
Mode Entered when... Description Exited
System
Idle
CPU is not used CPU clock speed When CPU is
reduced required: full system
performance
immediately
System System is not CPU speed further Any system use or
Standby used for set reduced: LCD fax/modem ring: full
period of time backlight turned performance in a
off: HDD and other few seconds
components in low
power states
System System inactivity CPU clock stops: Fax/modem ring:
Suspend continues for LCD and HDD Resume button: full
next set period turned off: other performance in 15
components seconds
suspended
You can enable any or all of these power-saving modes by
using a combination of automatic and manual features, as
described in the next section.
Automatic Features
Using the Power Management screen in Setup, you can set
individual system inactivity time periods, at the end of which
your computer will automatically enter the selected
power-saving mode. You can access the Power Management
screen in two ways:
When you start your computer, run Setup and press PgDn
to display the screen.
Press Fn F8 at any time.
Powering the Computer 3-7