Compaq XL280 Maintenance & Service Manual page 30

Full Off
Off mode consumes no power. However, the battery charges while the Notebook is in Off
mode if the battery is installed and the Notebook remains plugged into external AC power.
Note: Unsaved information is lost if the Notebook is shut down without saving the data.
To activate Off mode, click the Start button on the Windows taskbar, click Shut Down,
and then select Shut down from the options.
To restart the Notebook from Off mode, press the Power
Å
CAUTION: The Notebook must be in Off mode (completely shut down) when
installing or replacing components. Follow the instructions for putting the
Notebook into Off mode, unplug it from the outlet, and
before servicing any parts.
Summary of Power Modes
The following table outlines the procedures for entering and exiting the various power
modes and the external indicators for each mode.
Standby Mode
Automatic 15 minutes if using
Activation battery
(preset default)
Manual Press Fn+F4 key
Activation combination or
click Start on the
Windows taskbar,
Shut Down, and
then Standby.
Resume/ Press any key.
Exit
Indicators Power light flashes
and Moon
appears on status
display.
*The Notebook will not automatically enter Standby or Hibernation mode if using AC power.
**Important: The Manual Shutdown procedures are not recommended unless the Standard
Shutdown is unsuccessful.
Presario 1800/1800T Series
Models: XL280, XL380, XL381,
and XL390
Hibernation Mode
When battery is low or
power* after 1 hour of
(preset default)
Press the Power
button once.
Press the Power
button once.
Power light is off, screen
é
icon is blank, and Power
icon does not appear on
status display.
ª
button once.
remove the battery pack
Off Mode
Standard Shutdown: click
Standby* Start on the Windows
taskbar, Shut Down, and
then select shut down.
ª
Manual Shutdown**:
Press and hold down the
ª
Power button for 4 sec.
OR
Press Fn+Power (press
and hold the Fn key then
press the Power button).
ª
Press the Power
once.
Power light is off, screen is
ª
blank, and Power
does not appear on status
display.
ª
button
ª
icon