Xiaomi Redmi 4A Quantity Up Down Keys Not Working Downside Resolution Jumpers
Xiaomi Redmi 4A Quantity Up Key’s Not Working
Xiaomi Redmi 4A Quantity Down Key’s Not Working
1-Sizzling Air is required.
2-Solding iron is required.
Three-Skrue driver keys.
5-4 leg On of Change ( Quantity Key Change ).
6-old board of Xiaomi Redmi 4A if a couple of components are harm on this board.In order that they are often changed.
If Quantity Up or Down key just isn’t working in Xiaomi Redmi 4A then it may be the reason for Quantity Change or Resistance close to by it.
So disassemble cell phone and test entire mom board.
If there may be some rust or carbon clear it with electronics cleaner and apply some warmth in order that it may be dry.
Examine these tracks as proven in crimson and inexperienced strains in above diagram.
If some prints are lacking or a couple of components are harm apply jumpers or substitute broken components.
If Quantity Change is harm or damaged then substitute it with new one.
Don’t apply a lot warmth it may be hurt in your pores and skin and cell phone.
Attempt that board get totally dry.
If you find yourself eradicating previous quantity swap ensure you won’t harm prints from mom board so take away it when solding iron is an excessive amount of sizzling.Or take away it with sizzling air.
Xiaomi Redmi 4A, Quantity Button, Quantity Keys, Quantity Up, Quantity Down