HP Jornada 520 User Manual page 32

To select a digital effect
On the Settings menu, tap Effects, and select an option
from the pop-up list.
–or–
Tap the effect setting display on the touch screen to cycle
through the available settings.
After using an effect, remember to set the effect back to your favorite
setting. If you later snap a picture without looking at the display, or if
you cannot see the display clearly, you may not notice that a different
effect is selected.
Grayscale pictures result in smaller file sizes and require less storage
space on your HP Jornada.
Picture color depends on your HP Jornada color display capability.
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