The GS44B/GS54B NM-C561 refers to a motherboard schematic and boardview typically used for the Lenovo IdeaPad S145-15IKB laptop. This documentation is a critical resource for board-level repair, hardware diagnostics, and circuit analysis for this specific model line. Technical Overview

NM-C561 (GS44B/GS54B) is a motherboard produced by LC Future Center (LCFC) primarily for the Lenovo IdeaPad S145-15IKB

Technical guides suggest specific diagnostic steps for this board when it fails to power on:

Because manufacturers rarely release official internal schematics to the public, repurposing these batteries requires understanding the standard layout of Lithium-Ion (Li-Ion) and Lithium Polymer (LiPo) packs.

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