A 
The "Fridge" button: set the temperature of the PC, press the button; press 3S into 
the cold room fast cooling
;
 
  B
 The "Freezer" button: set the temperature of the FC, press the button; press 3S into 
the freezer frozen state
;
 
C
 "My zone" button: set the variable temperature, press the button effectively; 
D
 "Lock and confirmation" button, press 3 seconds to enter the locked state, the same 
operation exit locked state; when setting the PC ,FC and my zone temperature , touch 
the button immediately. 
 
7-2 Function adjustment   
7-2-1 First, The panel is unlocked.   
Touch the button D for 3 seconds. 
 
7-2-2 Adjust the fridge temperature 
Press the button A to adjust. 
 
7-2-3 Adjust the freezer temperature 
Press the button B to adjust.