Oppo A37 / A37F Not Charging Solution USB Ways

Oppo A37 / A37F Not Charging Solution USB Ways
Oppo A37 Charging Ways Charging Fault Solution Charging Problem Repair Charging Ic Jumper Fake Charging Not Charging Problem Solution

Now, in this  post, I will tackle this problem again but this time with the Oppo A37 / A37F being the subject of our troubleshooting. This is for the benefit of our readers who own this phone and are currently having similar problems and also for those who reached out to us asking for assistance. Continue reading as this article may help you one way or another.

Not charging issues with the Oppo A37F is as common as the problem wherein the phone refuses to turn on. We received a few complaints from our readers and I think it’s time we addressed this problem as we begin our support for this amazing device.

Troubleshooting a device that won’t charge can be easy depending on the actual condition of your phone or it can be tricky. You need to troubleshoot to know if your phone is still capable of charging or if it would respond once it detects electric current is flowing through its circuits.

Below are the most common causes of why you Xiaomi Mi Max have trouble charging, and other problems concerning the battery like the grey battery issue:

  • Sunken sockets on the device, or bent/ broken connector
  • Factory-defective phone
  • Defective battery
  • Damaged charging unit or cable
  • Defective phone
  • Temporary battery issue

Hardware Solution:

Oppo A37 A37F Not Charging Solution USB Ways

Check Charging connector for any kind of water damage, if it is then clean it and check.

Now re-solder charging connector pins and check.
Check charging voltage with the help of a multimeter. Place Negative terminal of the multimeter on ground and Positive on a charging pin (1st pin from your left-hand side).
Make sure that the voltage is between 5V to 5.5V, if it is not then replaced charging connector. (Charging Connector can be replaced by heating it from the opposite side of the board, while heating it, pull charging connector with the help of Tweezers).
Now remove metal sheet covering the charging section (It contains Charging IC and Components).
Check continuity between Fuse and Charging Pin (1st from your left-hand side). If there is no continuity, place jumper.
Also, check the following, and replace them if damaged:
Fuse
Capacitor
Coil
Heat charging IC, if it is faulty then replace it.
Now check charge at the battery terminals, if it is not standard voltage then re-solder or replace battery terminals.

READ MORE:-  Oppo A37 Network Problem Repair Solution Signal Ways

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