Embark on a step-by-step journey through the hardware build of a silent Mini-ITX PC in this comprehensive video tutorial. Learn how to assemble a compact, fanless system using components such as the passive ASRock J4105-ITX motherboard, Samsung EVO SSD, Corsair SODIMM RAM, and Morex 3320 case with power supply. Follow along as the build process is explained in detail, from introducing the motherboard specifications to installing the SSD and RAM, constructing the system, and achieving first boot. Gain insights into selecting appropriate components, understanding their compatibility, and assembling them efficiently. This tutorial serves as the first part of a two-part series, with the second part covering OS installation, performance tests, and power consumption analysis.