User's Manual

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 On the main menu page, click Setup.
 Select “Profile”
 Select “Beep”. You can change settings for “sound” and “volume”.
 Select “Sound” to enter the sound setting. You can select to turn off the
Beep sound, or select to enable sound for key, message or both key
and message.
 Select “Volume” to enter the volume setting. You can select to turn off
the volume or adjust the volume to “Low”, “Normal”, “High”.
 When completed, return to main menu page.
Backlight
Use this function to set the duration of the backlight. This will save the battery
power for the system to automatically turn off backlight when it is not necessary.
Figure 25 BackLight
Step:
 On the main menu page, click Setup.
 Select “Profile”
 Select “backlight”.
 You can select to keep the backlight always on or to keep it on for “10
seconds”, “30 seconds”, “60 seconds”, “3 minutes” or “5 minutes”.
 When completed, return to the main menu page.
Screen Lock
You can enable the screen lock function to make the device automatically
locked.