ADLINK Starter Kit - nanoX - Manual (Page 39)

3.3 Installation
Jumper Settings
Make sure the Backlight Voltage jumper (JP1) and Panel Voltage jumper (JP2) are
correct for the display panel you are using.
Set the LVDS/TTL Mode jumper (JP4) to TTL Output Active (short pins 1-2).Set the
Backlight Control Mode jumper (JP5) to PWM or Voltage Level as appropriate for your
display.
NanoX Starter Kit – Quick Start Guide Page 39