User Manual Part 1

MARS-1030F User Manual 26
2.4.4 Adjusting the brightness
Middle brightness is the factory default. You can adjust the brightness to
meet your environment and comfort as follows.
• Press the
key and then press on the right key of Navigation
key to increase brightness.
• Press the
key and then press on the left key of Navigation
key to decrease brightness.
• The display will become dimmer automatically, if you do not per-
form any operation for a specific period of time. This helps to save
battery power.
2.4.5 To mute the Sound
To mute the sound, press the key first, and then press the
key to turn the sound off or on.
2.4.6 Using the Stylus
The stylus is located next to the hand-strap on the left rear side of the
PDT as illustrated in “PDT back side view” on page 15. The stylus func-
tion is same as the mouse on a PC. Use the stylus to:
Navigate the display, select menu items and open applications.
Type characters on soft keyboard panel.
Select an item from a drop-down list.
CAUTION: Never use a pen, pencil, or other sharp object on the
display to avoid damage of the touch screen.