A is a physical set of bare copper pads or vias on the printed circuit board (PCB) that are used for diagnostic and programming purposes. Manufacturers like Huawei include these points to allow authorized service centers to communicate directly with the device’s processor (CPU) or eMMC (embedded MultiMediaCard) storage.
: It is usually identified as a small, circular copper pad on the PCB. On Huawei devices with the MT6750 chipset (like the JMM-AL10), it is often found near the battery connector or the EMMC chip. The Procedure jmm-al10 test point
To access the test point on the JMM-AL10, you must partially disassemble the phone. A is a physical set of bare copper