LAUNCH  X-431 PRO User’s Manual — Knowledge of X-431 PRO 
7 
2 Preparations 
2.1 Charge X-431 PRO 
1. Insert the included USB cable into the charger.   
2. Plug the charger into AC outlet.   
3. Connect the other end of USB cable to X-431 PRO. If 
  appears on the 
screen, it indicates it is being charged.   
4. If the logo changes into 
, it indicates that the battery is fully charged. 
Disconnect the charger from the AC outlet. 
5. Unplug the USB cable on the charger from X-431 PRO. 
2.2 On using your battery 
z  If the battery keeps unused for a long time or battery is completely 
discharged, it is normal if it can not be turned on while being charged. 
Please charge it for a period and then turn it on.   
z  Using data service will cause more power consumption and shorten the 
standby time.   
z  The charging time of battery varies with temperature condition and battery 
consumption status. 
z  While X-431 PRO has low battery, a beep will sound. If it is very low, X-431 
PRO will be switched off automatically. 
Note: Do one of the followings to save power: 
z  When X-431 PRO keeps unattended, press POWER key to turn off the 
LCD.  
z  Shorten the standby time: Enter main menu, choose “Settings” > “DEVICE” 
> “Display” > “Sleep” to select a shorter standby time.   
z  Decrease the brightness of LCD display: Enter main menu, choose 
“Settings” > “DEVICE” > “Display” > “Brightness”, and then drage the slider 
to adjust it.   
z  Change “Live wallpaper” into “Gallery”. 
z  Set Bluetooth off: Enter main menu, choose “Settings” > “Wireless & 
Network” > “Bluetooth”, and then toggle the switch to OFF.   
z  Set Wi-Fi off: Enter main menu, choose “Settings” > “Wireless & Network” >