Compaq Armada M300 Series Reference Manual page 55

Exit modem applications and turn off local area network
(LAN) connections when you are not using them.
Disconnect external equipment you are not using that is not
connected to an external power source.
If you leave your work, initiate Suspend (Standby) or
Hibernation or shut down the computer.
Remove PC Cards you are not using.
Use the
brightness as you work.
Run the computer on external power while formatting
a diskette.
When using the computer with the mobile expansion unit and
a CD-ROM or DVD-ROM drive is in the system, select
StartÆSettingsÆControl PanelÆSystemÆDevice
ManagerÆCD-ROM properties, then clear the CD-ROM Auto
Insert Notification check box.
Select StartÆSettingsÆControl PanelÆPower. Then:
On the Battery Conservation Settings tab, select the High or
Custom battery conservation level. If Custom is selected,
enter lower settings.
On the Disk Drives tab, set a low When Powered by
Batteries timeout for the disk drive.
If you are using a PC Card modem, select the PC Card
Modems tab, then click the Turn Off PC Card Modems
When Not in Use check box.
If Infrared Monitor is enabled, select StartÆSettingsÆControl
PanelÆInfraredÆOptions tab, then clear the Search for and
Provide Status for Devices in range check box.
You cannot establish an infrared link while this check
box is cleared. For more information about infrared, refer to
Chapter 10.
hotkeys to quickly raise and lower display