HUAWEi Mate 20 Pro restarts automatically from time to time

HUAWEi Mate 20 Pro restarts automatically from time to time, and the CPU has a common fault of virtual welding. The fault is repaired after the CPU is redone.

HUAWEi Mate 20 Pro restarts automatically from time to time.

Machine model: HUAWEI Mate 20 Pro

Fault phenomenon: the mobile phone automatically restarts from time to time.

Repair process: After getting the phone, press the power-on button, and the phone can be turned on, but after a short time, the phone will automatically restart. After restarting, the phone will still automatically restart from time to time.

HUAWEi Mate 20 Pro restarts automatically from time to time

HUAWEi Mate 20 Pro restarts automatically from time to time Figure 1.

Huawei Mate20 Pro fails to restart automatically from time to time, which is generally caused by virtual welding of CPU. This is a common problem of Mate 20 models. Determine the maintenance idea, start to disassemble and take out the motherboard, remove the CPU, replant the tin, then weld the CPU back to the motherboard, and finally put the motherboard back into the phone.

HUAWEi Mate 20 Pro restarts automatically from time to time

HUAWEi Mate 20 Pro restarts automatically from time to time Figure 2.

HUAWEi Mate 20 Pro restarts automatically from time to time

HUAWEi Mate 20 Pro restarts automatically from time to time Figure 3.

Press the power-on button to start the test. After the phone is turned on, there is no automatic restart, and the fault is perfectly repaired.

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HUAWEi Mate 20 Pro restarts automatically from time to time Figure 4.