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Category Smartphone & Pad Repair Guide

Smartphone & Pad Repair Guide

Smartphone & Pad Repair Guide

Xiaomi 11 Youth Edition can’t be turned on.

Xiaomi 11 Youth Edition can’t be turned on. Machine model: Xiaomi 11 Youth Edition Fault phenomenon: the customer described that the mobile phone could not be turned on. Maintenance process: After you get the phone, press the on button, and…

zll
2023-04-24

Smartphone & Pad Repair Guide

Huawei Mate10 can’t open the machine for repair

Disassemble the mobile phone, use the regulated power supply to power up the motherboard, press the power-on key, and the display current will jump to 126mA to stop. This situation is generally caused by CPU failure.

zll
2023-04-21

Smartphone & Pad Repair Guide

Redmi K40 automatic restart repair

Restarting this kind of fault is more common because the power-on key damaged the previous motherboard. The mobile phone has been disassembled before, so it can be easily disassembled. Observing the motherboard, it is found that the power-on cable is damaged.

zll
2023-04-20

Smartphone & Pad Repair Guide

After Apple Tablet iPad 2018 fell, the black screen did not turn on for repair.

After Apple's flat-panel iPad 2018 fell, the black screen didn't turn on. I immediately thought that the screen might be broken, or the motherboard was broken and the components were soldered. In this case, we must first rule out the screen problem.

zll
2023-04-19

Smartphone & Pad Repair Guide

Huawei Enjoy 10 shows that there is no service and no network maintenance can be found

Huawei Enjoy 10 shows that there is no service and no network maintenance can be found. Machine model: Huawei Enjoy 10 Fault symptom: the mobile phone shows no service. Maintenance process: Turn on the phone, Huawei enjoys 10 shows no…

zll
2023-04-18

Smartphone & Pad Repair Guide

The volume of Xiaomi 8 cannot be adjusted for repair

After getting the mobile phone, start the test, press and hold the volume up button and there is no response, and the sound level has not changed. Press and hold the volume down button, and the sound of the mobile phone will be reduced. Take out the motherboard after disassembling, and measure the grounding value as OL, indicating that the motherboard is disconnected.

zll
2023-04-14

Smartphone & Pad Repair Guide

Xiaomi 11 can’t open WiFi repair

Get the mobile phone power-on test, click to turn on WiFi, and WiFi will automatically turn off. This should be a common problem of the CPU of Xiaomi 11, and the CPU should be observed first.

zll
2023-04-13

Smartphone & Pad Repair Guide

IPhone XR falls heavily without baseband, and the card has no signal repair

First, open the annotation diagram of Xinzhizhao software to find the baseband power supply and baseband CPU, and then remove the baseband CPU to replant tin.

zll
2023-04-11

Smartphone & Pad Repair Guide

Huawei nova 5i Pro can’t start the machine for maintenance when it enters the water.

Huawei nova 5i Pro can’t start the machine for maintenance when it enters the water. Machine model: Huawei nova 5i Pro Fault phenomenon: the mobile phone can’t be turned on when it is flooded. Maintenance process: This mobile phone can’t…

zll
2023-04-10