Jmm-al10 Test Point Info

Without a verified pinout diagram, the risk of causing permanent, irreversible hardware damage to the phone is extremely high.

Once you have located the test point, follow these steps precisely.

The JMM-AL10 test point is located near the MediaTek MT6750 IC (CPU). It is usually a small copper dot. jmm-al10 test point

: Newer Huawei security patches have made some test point methods less effective

Wear an anti-static wrist strap or touch a grounded metal object before touching the internal motherboard components. Without a verified pinout diagram, the risk of

The might seem like an intimidating, microscopic piece of copper on a complex motherboard. However, to a trained technician, it is a gateway to total device recovery. Whether you are a professional running a repair shop or an enthusiast trying to resurrect your own phone, understanding how to locate and short this test point can save a device that software tools cannot reach.

SP Flash Tool or specialized service software (such as UnlockTool, EMT, or Miracle Box). It is usually a small copper dot

Attempting to use test points is a high-risk, last-resort repair option. It requires specialized knowledge, skill, and the correct hardware diagram. Incorrectly shorting the wrong contacts can permanently damage your phone's motherboard.

: Instead of loading the corrupted operating system or the strict stock recovery menu, the chip is forced into a basic hardware-level communication state.

A test point is a specific set of exposed copper pads or vias on the phone’s motherboard. By creating a temporary short circuit (usually connecting the point to ground), you bypass the device's normal boot sequence. This forces the processor into a low-level waiting state for a factory downloader protocol (like Huawei’s Handset or USB 1.1 mode).

Look closely at the motherboard near the EMI shields, RAM/CPU chips, or SIM slot.