Samsung Tab4 用户手册

Front and Sides

The following items can be found on the front and sides of
your device.

1. Front-Facing Camera Lens: Takes photos or records

videos.

2. Microphone: Records audio.

3. Power/Lock Key: Press and hold to turn the device on

or off. Press to lock the device or to wake the screen

for unlocking.

4. Volume Key: From a Home Screen, press to adjust

master volume. During music playback, press to adjust

volume.

5. Infrared Blaster: Emits infrared signals used for

controlling external devices.

6. Memory Card Slot: Install a memory card for storage

of files (not included).

7. Back Key: Return to the previous screen or option.

8. Home Key: Display the central Home Screen.

9. Recent Key: Touch and hold to display recently

used apps.