How to DIY Your iPhone Battery Replacement?

How to take battery out of iPhone and replace it with new iPhone battery is pretty complicated,and can be one of the scariest things you can do with a primo expensive gadget that you depend on pretty much all the way.If you really want to try it,you should at least know your way around a soldering iron as you will need it to mess around with some sensitive electronics with that hot tip.The most difficult part is how to take battery out of iPhone first,replacing the dead one merely the coup de grace.Follow the instructions below carefully and if you doubt your ability to do it properly,stop.The following steps are specific to the First and Second generation of the iPhone You will need a replacement batteries for your iPhone,a small flat screwdriver and a Phillips screwdriver,a spudger (a disassembly tool used for manipulating small components,usually made of nylon with a metal hook),a soldering iron,and a lot of care and patience.
Use the spudger to detach the LCD from the back panel by inserting it between the chrome ring and the front panel.Lift the display panel,and using the spudger release the black ribbon marked with a "1".Remember to release this black cable first to avoid shorting out the board. Proceed with disconnecting the other ribbon cables.The spudger can be used to disengage the white tab holding the cable.Remove the display panel and set aside.Remove the SIM tray by finding the small black hole near the jack for the headphones using a paperclip.This is to avoid damaging it when you open the outer cover.Find the two screws located on either side of the charging dock using the small Phillips screwdriver.Once you've removed them,you can start taking off the back cover.
Don't panic,but be careful nevertheless.The back cover may require some force and bending to remove it.Use the flat screwdriver to create a wedge between the black plastic cover and the front of the IPhone.Unless you have a plastic wedge,you'll probably do some damage to the cover.Lift up from the back and slide the case forward to release it.Carefully detach the ribbon cable that connects the case to the motherboard and set it aside to be reattached after you have replaced your battery.To remove the motherboard,you need to locate and remove eight screws with the Phillips screwdriver.One screw should be located under a warranty sticker.Lastly,detach a ribbon cable marked "4" and lift the motherboard out.There will be a ribbon connecting the board to the camera.Remove the camera from its housing in the back panel,but it will remain attached to the board.