samsung a01 charging problem solution
In this video, we show you the step-by-step hardware solution for the Samsung Galaxy A01 charging problem. If your phone is not charging, charging slowly, or showing no charging symbol, the issue could be caused by a faulty USB port, charging ways, fuse, or charging IC. Watch the full guide to learn how to repair and restore the charging function of the A01.
🔧 30-Step Charging Problem Repair Guide:
Power off the Samsung A01 device.
Remove the SIM tray and back cover carefully.
Disconnect the battery connector for safety.
Unscrew and remove the mainboard.
Inspect the USB Type-C port for damage or looseness.
Clean the USB port using a soft brush and IPA (isopropyl alcohol).
Replace the charging port if any pins are broken or loose.
Use a multimeter to check for 5V at the USB port VBUS pin.
If 5V is missing, trace the VBUS line to the charging fuse.
Check the charging fuse (F) for continuity – replace if blown.
Test the filter coil (L) on the charging line.
Replace the filter if no continuity is found.
Check the ESD protection diode (D) near the port.
Replace the diode if shorted or damaged.
Test voltage at the input of the charging IC.
Check the output voltage toward the battery terminal.
If no output, reflow or replace the charging IC.
Inspect all surrounding SMD components – resistors/capacitors.
Replace any burnt or damaged components.
Trace broken lines using schematic and do jumper if needed.
Check battery connector pins for looseness or corrosion.
Clean the battery connector area thoroughly.
Reconnect battery and charger.
Use USB ammeter to monitor charging current (should be 1A+).
Observe if the charging icon appears on screen.
Test charging with another cable and charger.
Monitor IC temperature to ensure no overheating.
Reassemble phone and test final charging behavior.
Leave phone on charge for 10-15 minutes to confirm.
Done – Samsung A01 charging problem fully fixed!
🔍 Hashtags:
#SamsungA01ChargingFix
#GalaxyA01NotCharging
#SamsungChargingSolution
#ChargingICRepair
#USBPortFix
#MobileRepairGuide
#A01ChargingWays
#PhoneChargingProblem
#SamsungA01Repair
#SlowChargingFix