Samsung NP-R40 User Manual page 128

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Extending the battery use time
Decreasing the LCD Brightness
Decreasing the LCD brightness by pressing the <Fn>+<
keyboard or adjusting the brightness in the Battery Manager program extends the bat-
tery use time.
Decreasing the LCD brightness by one level extends the battery use time by 3~5%
(10~20 minutes). (The battery use time is determined by the corresponding model.)
Using the Battery Manager
Battery Manager is a power management program that enables using battery power ef-
ficiently.
You can easily change the power mode by selecting an optimized power mode and
manually optimizing the battery use time by setting each option.
Click on Start > All Programs > Samsung > Samsung Battery Manager > Sam-
sung Battery Manager.
Change Power
Mode
Maximum Battery Saving Mode : This mode is appropriate for conditions
which require the maximum battery use time. This may degrade the perfor-
mance of the system.
> key combination on the
Power Saving
Effects
You can only change the
detailed configuration in
Custom Mode.
System Management 109

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