This touchscreen is kind of multi-functional device that includes different functions and
operations. All detailed operations refer to the “ Touchscreen Operation Manual”.
Screen Buttons introduction:
1 Power Button: Turn off/on the touchscreen.
2 Home Button: Press this button to go back main interface
3 Upper Button: Press this button to go back upper level
Interface.
4 Volume Up Button: Press button to increase the volume
5 Volume Down Button: Press button to reduce the volume
6 Bluetooth indicating: Icon will turn blue when connecting
to blue-tooth
7 USB Drive indicating: Icon will turn blue when connecting
to USB drive disk
8 SD card indicating: Icon will turn blue when connecting to
USB drive disk (The function is canceled on this model. )
9 Volume Down Button: Same with
○
4
10 Volume Up Button: Same with
○
5