Dell Latitude CSx H - Manual (Page 3)

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Power Management Settings: Dell™ Latitude™ CS/CSx Portable Computers User's
Guide
Experimenting With Power Conservation
In general, the lower the value you set for each power conservation feature, the longer the battery's charge lasts. On the other hand, setting high
values tends to optimize the computer's performance.
To evaluate the way that different settings affect how long you can operate the computer on battery power versus the relative efficiency of how the
software performs, experiment as follows:
l Use the computer with all the options set at their default values.
l
Use the computer with all the options disabled or set to Off.
l Use the computer with all the options set to their minimum or maximum values.
Using Key Combinations
Table 1 identifies the power management key combinations.
Table 1. Key Combinations to Activate/Deactivate Features
* These key combinations do not function with the Advanced Configuration and Power Interface (ACPI).
Closing the Display
One way to conserve power on the computer is to close the display when the computer is not in use. When you close the display and an external
Experimenting With Power Conservation Standby Mode
Using Key Combinations Suspend-to-Disk Mode
Closing the Display Power Management Properties for Microsoft Windows 98
Suspend Mode Power Management Properties for Microsoft Windows NT
NOTE: To use key combinations on an external keyboard, enable the External Hot Key option in the System Setup program, and
press instead of .
Feature Activate/Deactivate
Turn off display To activate, press .*
To deactivate, move the cursor or press a key on the integrated or external keyboard. (If nothing
happens, the computer may be in
suspend or standby mode. Press the power button to resume
normal operation.)
Turn off hard-disk drive To activate, press .*
Automatically deactivates when the hard-disk drive is accessed.
NOTE: If a modular hard-disk drive is installed in the C/Dock media bay, you cannot turn off the
hard-disk drive by pressing .
Suspend mode To activate, press .
To deactivate, press the power button.
Suspend-to-disk mode To activate, press . (On a French keyboard, press .)*
To deactivate, press the power button.