Samsung SPH-D710 Online User's Manual page 24

Phone Camera and External Views
3.5mm
Headset Jack
Power/Lock
Button
Speaker
10 2A. Device Basics
Mic
Charger/
Accessory Jack
3.5 mm Headset Jack
optional headset for convenient, hands-free
conversations.
the incorrect jack may damage the device.
Power Button
or turn off the touchscreen display.
When the screen is turned off, press once to
Camera
return to Screen lock mode.
While the device is unlocked and not on an active
Volume
call, press and hold to display the Phone options
Buttons
menu (Silent mode, Airplane mode, Power off).
External Speaker
and sounds. You can mute the ringer when receiving
Flash
incoming calls by pressing the volume button. The
speaker also lets you hear the caller's voice in
speakerphone mode.
Charger/Accessory Jack
phone charger or a USB cable (included).
Inserting an accessory into the incorrect jack may
damage the device.
Microphone
when you are speaking to them.
allows you to plug in an
Inserting an accessory into
CAUTION!
lets you turn the device on or off, 
lets you hear the different ringers
allows you to connect the
allows other callers to hear you clearly
CAUTION!