Samsung A8 SM-A800 Usb Charging Ways Problem Solution
The picture below shows the Samsung Galaxy A8 A800F basic components needs to check if the phone somehow doesn’t charge if the wall charger is plug-in. But you may first ensure that the wall charger and the phone’s battery you are using are still working. A drained battery will not charge, try to plug the battery charger around an hour or try to replace it with a good one, to quickly check if the battery got the problem.
So if you are experiencing any charging problem or problem connecting your Samsung Galaxy A8 to your computer via USB cable then it is possible that your Samsung Galaxy A8 A800 charging connector is faulty. Replacing it with a new one is the only solution here. But if by any chance the USB connector prints are broken then you have to make the jumpers as shown in the diagram below.
Here are Samsung Galaxy A800 USB Connector ways problem solutions. Please study these diagrams very carefully before you start repairing.
Check charging voltage with the help of multi meter. Place Negative terminal of multi meter 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 replace 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.
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.
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