Many users prefer to purchase barebone PCs without RAM and storage, opting to use their existing memory and HDD or purchase new ones separately. However, when adding these components to the mini PC, many encounter power-related issues.
The issue arises from incorrectly connecting cables. The 2-pin fan plug and 2-pin SATA power plug may appear similar, but they are entirely different. When the SATA power cable is mistakenly connected to the fan plug, it causes a short circuit problem, preventing the PC from booting up.
Here is corrently SATA connecting picture guide:
And here is wrong SATA connecting: