Friday, November 25, 2016

Xiaomi Redmi 2 – Disassembling procedure – How to replace the Mother board










Use the flat end of the spudger to remove the back panel from the mid-frame and front body.
Insert your finger into the curved opening of the mid-frame.
Lift the battery and remove.
Remove the SIM and/or memory cards if present.
Remove twelve 3.4 mm Phillips #000 screws securing the mid-frame to the front body.
Slide the spudger between the mid frame and front body, gradually prying the two bodies apart as you slide the spudger around the perimeter of the phone.
Remove the 3.4 mm Phillips #000 screw that holds the motherboard to the front body.
Keep this screw separate from the initial twelve.
Using one prong of the tweezers, pry back the brown clip located on top of the LCD ribbon connector.
Using one prong of the tweezers, pry the ribbon clip away from the motherboard.
Lift and hinge the motherboard with your fingers.
Using one prong of the tweezers, lift and pry back the metal clip positioned over the front proximity sensor ribbon connector.
Lift the motherboard out of the front cover and set aside.
Remove the 2.9 mm Phillips #000 screw that holds the PCB circuit board to the screen assembly.
Using the tweezers, lift the antenna connector from the PCB circuit board.
Do not remove the PCB circuit board at this time.
Using the nylon or metal spudger, gently pry back the top of the PCB circuit board from the screen assembly.
Using the nylon or metal spudger, pry back the silver clip covering the ribbon connector.
Carefully lift the PCB circuit board from the screen assembly and set aside. The screen assembly is pictured to the left of the circuit board and is now ready for repair or replacement.