Jp1 setting function, Pin 1-2 short/closed, 12v pin 3-4 short/closed – IBASE MI802 User Manual
Page 13: Ri* pin 5-6 short/closed, Jp2 setting function, 5v jp3: lcd panel power selection, Jp3 lcd panel power, 5v jp4: lcd backlight power selection, Jp4 setting backlight voltage, 3v pin 3-4 short/closed
