Using the schematic to trace the eDP (Embedded DisplayPort) connector pins to ensure backlight voltage and data signals are reaching the screen. Where to Find the Files
+VCC_CORE : Main CPU core voltage, active only after the system triggers a full power-on state.
Essential standby voltages including +3VALW and +5VALW . These must be present even when the laptop is off for the power button to function. Primary Rails: +1.2V : DDR4 memory power. +1.05VALW : PCH/CPU standby power.
Are you currently troubleshooting a or looking for a component location on this board? GS44B/GS54B Schematic Overview | PDF - Scribd
Supports Intel Whiskey Lake-U or Kaby Lake-U processors.