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Learn the basics
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The Power Saving Mode sets the CPU to a fixed speed of 100MHz. Set
to this mode when using text based applications such as Word, Excel, etc.
This mode has a lower CPU performance but extends the battery life.
The Automatic Mode allows for 100MHz, 200MHz, or 400MHz CPU
speed depending on the program that you are running.
You may also check the Advanced Performance Enhancement box to
increase system performance. This option allows data caching so you can
retrieve data faster. However, this option may sometimes cause the
system to be unstable.
Tap the Display tab to adjust the
screen brightness.
You may set the degree of brightness
on battery power and on external
power. Using a lower degree of
brightness while on battery power
substantially reduces battery power
consumption.
You will only see the Display settings
if your device has a customizable
backlight.
To change the Display settings: