Samsung Galaxy J1 Mini J105H USB Ways Charging Jumper Solution
Samsung SM-J105H Charging Ways Not Charging Problem USB Not Working Problem Repair Solution Fake Charging Problem
Samsung Galaxy J1 Mini J105H comes with high quality but still there have been certain cases where people have had issues with their
Samsung Galaxy not charging properly. In this post Samsung Galaxy J1 Mini can’t charge problem is caused by faulty PMIC. The PMIC
could be easily damaged because of incompatible charging device and user’s bad charging habits. Therefore, the damaged PMIC
leads to abnormal status of charging circuit, which results in not charging issue of the phone. Confirm the fault component by
running voltage measurement of charging circuit first. Then complete the repairing work by replacing the charging PMIC.Let’s
check the video to see how to fix Samsung Galaxy J1 Mini J105H won’t charge.
Tools Used:
Hot Air Gun Rework Station
Soldering Iron Rework Station
Digital Multimeter
Integrated Mobile Phone Repair Platform
Optical Microscope
Solder Wick
Solder Wire
Rosin Soldering Flux
Screwdriver
Straight Tweezer
Curved Hook Tweezer
Cutting Nipper
PCB Holder
Hardware Solution:
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.
