Before attempting the Test Point procedure, ensure you have the following:
To understand the significance of the JMM-AL10 test point, one must first understand the architecture of modern smartphones. Under normal operating conditions, a phone’s processor controls data transfer via the Universal Serial Bus (USB) interface. However, when a device is "hard-bricked"—meaning it will not power on, enter recovery mode, or boot loop—the processor is essentially stalled, and standard USB communication fails. jmm-al10 test point
Ensure the battery is disconnected during the initial connection process, as some tools require the phone to be powered solely by the USB. Before attempting the Test Point procedure, ensure you