Samsung GT-B7300 User Manual page 13

Keys
Key Function
Open the dialling screen; Make or answer a call; Activate the
speakerphone during a call (press and hold)
Return to the previous menu level; Launch Task Switcher
(press and hold)
Turn the device on or off (press and hold); End a call; Return
to the Today screen
Adjust the volume; During a call, adjust the voice volume;
During an incoming call, mute the call ringer
Access Main menu; Launch Recorder (press and hold)
Activate or deactivate Sleep mode; Lock or unlock the
external keys and the touch screen (press and hold)
Activate the camera; In Camera mode, take a photo or
record a video
12