How to Open the Rear Casing and Replace the Samsung J2 Core Battery

Hello guys, this time we want to share a tutorial on how to open the rear casing and replace the Samsung Galaxy J2 Core battery.



This article is for those of you who want to see the innards of this phone, for those of you who want to open the back of the Galaxy J2 Core, and also for those who want to replace the battery because it has dropped, the battery is wasteful, bloated, or other battery problems.



Previously, it was necessary to prepare the tool kit and the replacement battery for those who want to replace the battery.



Tools needed to unload Samsung J2 Core:

SIM Card ejector tray
Prying tools and Spudgers
Phillips (plus) screwdriver size # 00 or 1.5 ~ 2.0mm
Tweezers
Screwdriver tool kits can be purchased at tokopedia.com/or bukalapak.com/



Samsung Galaxy J2 Original battery specifications:



  • Type: Lithium-ion Polymer Battery
  • Model: BN47
  • Charging Voltage Limit: 4.40VDC
  • Rated Capacity: 3900mAh 15.0 / 15.4Wh (min / typ) 3900 / 4000mAh (min / typ)
  • Rated Voltage: 3.85VDC
  • Buy where is the original Samsung battery? Please ask the Mi Store or Samsung Service Center, whether they sell batteries or not I don't know. Prioritize if you replace the battery, find the original one.



  • If the KW or OEM is sold in many HP spare parts stores or online stores. It is recommended not to buy the KW because the capacity is not suitable so the battery runs out quickly. Minimum purchase of OEMs with brands such as Hippo, Vizz, Rikkipanda, and the like. Do not be tempted by cheap prices.

  • How to Open the Samsung Galaxy J2 Core Casing Back
  • As always, the first thing to do is turn off the smartphone. Then remove the SIM card tray using an ejector SIM card which is usually provided in the sales package.


After that, poke at the bottom corner between the LCD with the back body to open the backcover hooks on the body ..







Slide all parts until all hooks are removed, and the rear casing can be opened. Be careful there is a flexible fingerprint cable from the rear casing that is connected to the mainboard.



Unplug the fingerprint sensor connector using a spudger ..







After that the rear casing can be separated from the body.



Continue to the next tutuorial if you want to replace the battery ...



How to replace Samsung Galaxy J2 battery


The battery is visible when the back cover is opened. But the battery connector is protected by an iron plate or bracket, and the original original battery also attaches to special glue.



Open the bracket by releasing 3 screws / bolts using a screwdriver plus a size of about 1.5mm or 2.0mm ..







After the screw is removed, you can lift the bracket using tweezers. Then pry the battery connector using a spudger.









Next, just remove 2 pieces of battery adhesive that has a pull-tab at the bottom. Pull and roll it flat and straight with the adhesive using tweezers ... Don't break it in the middle of the road ...







After the adhesive is removed, the battery will be easily taken. Please replace the battery with a new one. Don't forget the flame test before installing everything, to make sure the new battery is functioning normally.



For more details, please watch the video on how to replace the following Samsung Galaxy J2 Core batteries:


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