If the board has power but no display, try a CMOS reset or re-flashing the BIOS/EC firmware. Dell XPS 13 7390 LA-H931P Schematic - ChinaFix
: Video tutorials for finding shorts or replacing this specific motherboard are available on YouTube . Replacement Hardware lah931p boardview
: Quickly find specific resistors, capacitors, or ICs that are often too small to identify by sight. If the board has power but no display,
These files usually come in .brd , .cad , or .asc formats. lah931p boardview
The LA-H931P board is designed for high performance in a compact form factor. Key technical specifications include: Intel Comet Lake-U series. Memory: LPDDR3 RAM. Graphics: Integrated Intel UMA graphics. Embedded Controller (EC): MEC 5106.