If you are a mobile technician and searching for the solution on how to repair the Redmi 7A Power Key Ways power button not working problem here we will show you how to repair the XRedmi 7A on-off key problem and set mot power on problem.
Here are the connection line paths for Xiaomi Redmi 7A 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 Redmi 6A phones.
Redmi 7A Specification
The Redmi 7A features a 5.45-inch HD+ IPS LCD display and comes powered by a competent, Snapdragon 439 processor as well making it a very good handset for the first time smartphone buyer on a tight budget. There’s 2GB RAM, 16GB storage, and a dedicated microSD card slot. It also gets a set of good cameras (12MP Sony IMX486 on the rear, 5MP on the front) making for a nice phone to start your mobile photography journey. It is powered by a 4000mAh battery and features a micro USB port as well as a 3.5mm headphone jack.
Problems
- Xiaomi Redmi 7A 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.
Redmi 7A Power Key Ways And Power Button 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 the first place and check.
Redmi 7A Power Key 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.
