(model LM-K520) typically utilizes a BROM/Preloader mode for advanced servicing like unbricking or FRP bypassing rather than a physical "exclusive" test point on the motherboard , as it is powered by a MediaTek MT6765 chipset. Entering Servicing Mode (No Disassembly Required)
Technicians use ISP (In-System Programming) pinouts (CLK, CMD, DAT0, VCC, VCCQ, GND) to connect the EMMC directly to tools like Easy JTAG or UFI Box. EDL/Test Point Images: Specific diagrams for the
Hardware Interface: Technicians must carefully remove the back cover to access the internal board.
