REFERENCE Samsung Galaxy Note 10 5G Charging but not Powering On and the Board gets very Hot, solved.

KalanguyaTech

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History: Bigla lang daw namatay habang ginagamit sabi ni tumer. Akala nya na-lowbat lang kay isinaksak nya sa charger. Pero nung nagcha-charge na napakainit daw nung phone kaya tinanggal na nya sa charger.

Procedure:
1. Testing ko sa schematic charger at okay naman ang charging current pero walang charging indicator sa display, at umiinit talaga ang phone. Kaya binuksan ko na then gamit ako ng thermal cam at ayun huli ang salarin.
IMG_0019.png

2. Shorted capacitor on U9007(VREG_BB_3P5) C9077. See pics below for reference.
Shorted Capacitor.PNG
Shorted Capacitor2.PNG
Shorted Capacitor3.PNG
Shorted Capacitor4.PNG

3. Tanggalin na lang ang shorted cap,kahit hindi na palitan. Done na :)
charging.jpg
power on.jpg
done.jpg
 
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