Key
1.Key
No.
Name
1
Power
2
Vol+/ Vol-
3
Back key
4
Home key
Menu/Hold
5
key
2. Touch operation
No.
Name
1
Short press
2
Long press
Slide/Drag
3
operation
Handwriting
4
identification
5
Virtual key
50
Function Definition
(1) long press to turn on/turn off the player (entering power
off interface prompt)
(2) short press to turn on/turn off the screen, entering lock
screen standby mode.
Increase/decrease volume short-cut key, short press to
increase/decrease one frame volume; long press to
increase/decrease volume continuously.
Turn back to previous menu interface
Turn back to main interface
In the state of power on and standby, short press this key
to unlock the screen(Hold key)
In normal standby mode or software running state, short
press the key popup to the corresponding menu(Menu
key)
Function Definition
It indicates the press time shorter than 1.2s, it mainly used
in selecting menu, confirm and etc.
It indicates the press time longer than 1.2s.
It belongs to identify the touch trace direction. Mainly used
in picture/page turning/drag and etc.
It mainly used in inputting characters/symbol.
It belongs to virtual keyboard.