Samsung SGH-T999MBBTMB - Manual (Page 28)

3. Menu key displays a list of options available for the
current screen. From the Home screen it displays Add
apps and widgets, Create folder, Set wallpaper, Edit
page, Search, and Settings options.
4. Home key displays the Home screen when pressed.
Press and hold to display your recent apps, Task
manager, and Remove all option.
Double-press to activate S Voice.
5. USB Power/Accessory connector allows you to connect
a power cable or optional accessories such as a USB/
data cable.
6. Microphone is used during phone calls and allows other
callers to hear you clearly when you are speaking to
them. There are two microphones on the device:
• Bottom microphone: used during handset mode.
• Top microphone: used while an active call is in the
speakerphone mode and assists in noise cancellation
(2 microphone solution).
7. Back key redisplays the previous screen or clears
entries.
8. Display shows all the information needed to operate
your phone, such as the connection status, received
signal strength, phone battery level, and time.
9. Front Facing Camera allows you to take pictures while
facing the screen and allows you to video conference.
10. Proximity Sensor detects how close an object is to the
surface of the screen. This is typically used to detect
when your face is pressed up against the screen, such
as during a phone call.
• While talking on the phone, the sensor detects talk activity and
locks the keypad to prevent accidental key presses.
11. Light Sensor lets you use the ambient light level to
adjust the screen brightness/contrast. This sensor
decreases screen brightness in dim light.
• In a bright light condition (outdoors), the sensors cause the
device to increase the brightness and contrast for better
viewing.
• In dim light conditions, the device decreases the screen
brightness to compensate.
12. Receiver allows you to hear the other caller and the
different ring tones or sounds offered by your phone.
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