Help to identufy

please help to find these components, Thanks
2 - 복사본
4, 5 - 복사본

Hi,
Welcome to the Digikey tech forum. I searched the part markings but had no luck, can you take an expanded photo of the parts on the board to see how they are used and what the markings are on the board for each part. Any chance you have a schematic of this board ?