LAUNCH  X-431 PRO User’s Manual — Knowledge of X-431 PRO 
3 
1.3.2 X-431 PRO Tablet Computer 
 
Fig. 1-2 X-431 PRO tablet computer 
No.  Name  Notes 
1  POWER key 
  In Off mode, press it to turn on 
X-431 PRO; 
  In On mode, press it to activate the 
LCD if the LCD is blank.   
 In On mode, press it to turn off the 
LCD if the LCD lights up. 
2  VOLUME +/- key  Used to adjust the volume. 
3  Earphone jack   
4  Rear camera   
5  Reset key (Inside 
the housing) 
 
6  SD card slot   
7  Speaker  
8  USB port   
9  Microphone