To remove the back cover, first we must remove the two lower screws that hold it. We will also remove the SIM / SD tray.

We will introduce an opening tool between the frame and the housing to separate them.

In this case, we will remove the full screen with the chassis. To do this, we remove all the components and then put them in the new chassis.

We disconnected the fingerprint sensor to be able to move the back cover away.

Then we remove the screws and disconnect the flex from side buttons.

We disconnect the speaker and the coaxial cable from the auxiliary plate. We also remove the shielding that covers the connector of the interconnection flex and disconnect it.

We can now remove the auxiliary plate.

Now we will take off the speaker module and the chassis vibrator.

Now we remove the shielding that covers the connectors of the interconnection flex, the flex of the screen and the battery and then we disconnect them.

In this step we take off and remove the battery and disconnect the coaxial antenna cable.

To finish, remove the motherboard and disengage the headset and the proximity sensor.

To detach the chassis screen, we can follow the following guide from step 11: http://goo.gl/YU66Qj