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The bottom line on the screen displays the functions of the Left and Right soft key.
Direction key
Press them to scroll the options when browsing a function list. In edit state, press direction keys to
navigate.
OK key
Press it to confirm your selection.
Delete key
Press it to delete a character before cursor.
Linefeed
This key helps to switch to another line when the interface is in the edit interface.
Sym key
Press it in the edit interface to input a symbol.
Space key
Press it in the edit interface to get a blank.
Shift key
Press this key to switch between input methods.
Alt
In edit interface, press it to input an alternative symbol or number.
TV shortcut key
Press this key to enter TV interface quickly.
Number keys, letters
Press number keys or letter keys to in input or edit state to input numbers or letters;
