Samsung B312e charging problem
Samsung B312e is its charging problem, and this is mainly because if your charging connector is giving you problems then sooner or later your phone is going to be out of charge hence rendering you completely helpless, therefore it is highly recommended that one should get it fixed as soon as one notices any such charging issues.
The very first thing that you need to do is to check voltage at the testing point 1 (as mentioned below in Figure). The voltage should be around 4.9V to 5V. other testing points are for USB connector.After removing body of your Samsung B312e , the very first thing that you need to do is to re-solder first pin of charging connector and check.
Check the fuse and diode for possible open and short circuit.
If any Charging ways is missing then make a jumper with the help of Jumper Wire.If all Charging track ways is working means then replace Charging Connector. Your problem will solved.
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.
Thanks to
Rakesh mobile center
Source
http://rakeshmobiles.blogspot.com
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