The availability of cracked schematics for the GS44B, GS54B, and NMC561 can have several implications:

Integrated UMA graphics or discrete NVIDIA N16S-GTR/N17S-G1.

is an OEM motherboard manufactured by LC Future Center (LCFC) for Lenovo. It is used in models like the Lenovo IdeaPad S145-15IKB : CPU : Intel Kaby Lake-U (KBL-U22/U42).

The other side of "cracking" is software-based. Most GS44B/GS54B boards are locked. They will only talk to the original manufacturer's Main Controller.