Compaq Armada 1500c - Notebook PC Reference Manual page 23

When you finish working and you want to pause in the middle of
your applications or move the computer to another location,
initiate Suspend by pressing the Suspend button once. The
power/Suspend light will blink slowly.
Suspend has the following benefits:
Puts the computer to sleep for up to 110 hours with a fully
charged battery pack (up to 80 hours if you have an internal
modem).
hours or more, turn off the computer to prevent total battery
discharge.
Uses very little power.
Shuts down most of the major components (hard drive,
processor, and display).
Saves your place in the application you were using when
Suspend was initiated.
Suspend is initiated in one of two ways:
Manually, at any time, by pressing the suspend button once or
by clicking Suspend from the Start menu. The power/Suspend
light will blink slowly.
Automatically, when a predefined timeout is reached (set in
the Power Management utility), or when the computer reaches
a critical low battery condition (if Hibernation has been
disabled).
When Suspend is initiated, the following occurs:
Computer beeps twice.
If system beeps are turned off, beeps are not audible.
Screen clears.
Power/Suspend light blinks.
If you plan to be away from the computer 24