Samsung SCH-S738C User Manual Tfn Sch-s738c Galaxy Centura English User Manual - Page 26

2. Volume key allows you to adjust the ringer volume in standby mode (with the phone open) or adjust the voice volume during a call. When receiving an incoming call: • Pressing the volume key down mutes the ring tone. 3. Menu key displays a list of options available for the current screen. From the Home screen it displays Wallpaper, Manage apps, and System settings. 4. Home key displays the Home screen when pressed. 5. Microphone is used during phone calls and allows other callers to hear you clearly when you are speaking to them. It is also used to make voice note recordings and record stereo audio during video recordings. 6. USB Power/Accessory connector allows you to connect a power cable or optional accessories such as a USB/data cable. 7. Back key redisplays the previous screen or clears entries. 8. microSD Card Slot (internal) allows you use a microSD card to expand the memory of your phone. 9. Display shows all the information needed to operate your phone, such as the connection status, received signal strength, phone battery level, and time. 10. Power/Lock key a short press allows you to lock/unlock the device. Press and hold for two seconds to access the device options screen from where you can toggle the volume mode (Mute, Vibrate, or Volume on), activate/deactivate Airplane mode states, or power the device off. 22