Creality 4.2.7 Wiring Diagram

Is this 8 pin component on the creality 4.2.2 board the buck converter Ender3 4.2.7 silent board upgrade Creality component shutting simultaneously converter buck stilll diagnosing cause running

Is this 8 pin component on the creality 4.2.2 board the buck converter

Silent ender3 Creality cr 10s wiring 3d Creality cr-10s upgrade kit for cr-10

Is this 8 pin component on the creality 4.2.2 board the buck converter

Creality CR-10S Upgrade Kit for CR-10 | 3D Printer Universe

ENDER3 4.2.7 SILENT BOARD UPGRADE - PART 4 - BLTOUCH 3.1- SWITCHING