Difficulty

Moderate

Steps

6

Time Required

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Sections

1

  • Display
  • 6 steps

Flags

2

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  • BackSamsung A7 (2018) SM-A750FN

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Step 1

              Remove SIM tray
  • Turn the device off and remove the SIM tray.

Turn the device off and remove the SIM tray.

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Step 2

              Remove backcover
  • Using a heat gun, heat the back of the device to loosen the adhesive securing the back cover.
  • Use a suction cup to lift the abck cover from the frame and insert a pick or plastic tool in between to pry the cover loose.
  • Work around the whole back cover to separate the back cover and frame.
  • If the adhesive is hard to remove, heat the area up again to loosen it.
  • The back cover is glass, so care is needed that it doesn’t break.

Using a heat gun, heat the back of the device to loosen the adhesive securing the back cover.

Use a suction cup to lift the abck cover from the frame and insert a pick or plastic tool in between to pry the cover loose.

Work around the whole back cover to separate the back cover and frame.

If the adhesive is hard to remove, heat the area up again to loosen it.

The back cover is glass, so care is needed that it doesn’t break.

Step 3

              Remove mid-frame
  • Remove the 7 screws on the upper half of the frame.
  • Remove the 8 screws on the lower half of the frame.
  • The frame can now be removed by pushing it away from the screen. It is held in place by little clips.
  • If the screen does not come lose, insert a plastic pick or spudger to release the frame.

Remove the 7 screws on the upper half of the frame.

Remove the 8 screws on the lower half of the frame.

The frame can now be removed by pushing it away from the screen. It is held in place by little clips.

If the screen does not come lose, insert a plastic pick or spudger to release the frame.

Step 4

              Disconnect battery
  • Disconnect the battery.
  • Remove the black plastic cover from the daughter board
  • On the left side of the daughter board is another small board. This can either be pried loose and removed or the cable can be disconnected.

Disconnect the battery.

Remove the black plastic cover from the daughter board

On the left side of the daughter board is another small board. This can either be pried loose and removed or the cable can be disconnected.

Step 5

              Mainboard removal
  • Disconnect the 2 cables; the left is for the Display the right connects the mainboard and daughter board.
  • Remove the mainboard screw.
  • The camera can remain connected to the mainboard as it can be removed as one piece.
  • Remove the right cable from the daughter board below.

Disconnect the 2 cables; the left is for the Display the right connects the mainboard and daughter board.

Remove the mainboard screw.

The camera can remain connected to the mainboard as it can be removed as one piece.

Remove the right cable from the daughter board below.

Step 6

              Display removal
  • Use a heat gun to heat up the front of the display.
  • Insert a thin tooll between the glass and the frame to create a small gap.
  • Insert a plastic tool and work around the edge of the glass to separate the display from the frame.
  • The LCD is also glued, so it is difficult to remove the glass without breaking the LCD. For this guide, replacement of the glass and LCD was conducted.
  • Once the screen has been removed, remove any excess adhesive from the frame.
  • Insert the display cable through the hole. Connect it to the mainboard and test it before glueing it to the frame.
  • To reassemble, complete the same steps in reverse.

Use a heat gun to heat up the front of the display.

Insert a thin tooll between the glass and the frame to create a small gap.

Insert a plastic tool and work around the edge of the glass to separate the display from the frame.

The LCD is also glued, so it is difficult to remove the glass without breaking the LCD. For this guide, replacement of the glass and LCD was conducted.

Once the screen has been removed, remove any excess adhesive from the frame.

Insert the display cable through the hole. Connect it to the mainboard and test it before glueing it to the frame.

To reassemble, complete the same steps in reverse.

To reassemble your device, follow these instructions in reverse order.

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                    Harvey

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