If you are a mobile technician and searching for the solution on how to repair the Huawei Mate 8 Power button not working problem here we will show you how to repair Huawei Mate 8 power key problem and set mot power on problem.
Here are the connection line paths for Huawei Mate 8 |that may useful in troubleshooting a not working Power button switches. This shows the connection line paths (jumper ways), especially when trying to fix the button switch if severely damaged or the PCB solder pads have been already lifted.
You may use a multimeter to trace each of the volume button keys terminals connection across to a component where it is being connected. This solution may also work with Samsung Galaxy A20 A205FN phones.
Problems
- Huawei Mate 8 not turning ON.
- Phone heats up even when power is turned OFF, and also it does not power ON.
- Randomly Powers OFF itself.
- Phone turns OFF when any specific application is accessed.
Huawei Mate 8 Power Button Ways And Jumper:
To fix this problem you may first visually check the button switch assembly for possible damaged. Just replace it, and carefully re-solder it without lifting the PCB board terminal solder pads.
If the said switches assembly seems okay but it still it does not respond or work. Refer to the solution above and locate the highlighted component on the PCB board.
If any of the on/off switch + or – track missing then make a jumper.
The very first thing that you need to do is to check battery voltage at its terminals in order to verify whether the problem is with the battery or with anything else. (Battery voltage should be at least 3.8V). If the battery voltage is lower than 3.8V or is not showing charge then it means you need to change your battery in first place and check.
Huawei Mate 8 Power Button Ways, On-Off Switch Jumper, Set Is dead Problem, Power Key Ways
If you have further questions please leave a comment.
Note: Please note that even though every solution posted on our website is tested by one or more members of our team before posting, but still we do not take any responsibility for any damage it may cause to your cell phones. Use these repairing solutions at your own risk. Thank You.
