Samsung Galaxy S4 Mini Screen and Digitizer Replacement

Hold down the END key until the phone powers off.

Use a plastic opening tool to remove the back cover of the cell phone.

Use a plastic opening tool to pry the battery out.

Use tweezers to carefully slide the SIM card towards the bottom of the device.

Use a nylon spudger to push through the hole at the top of the memory card holder and slide it out.

Remove the 10 4.0 mm Phillips screws on the back of the phone using a #00 Phillips screwdriver.

Tweezers can be helpful in removing the screws from their holes, as their size makes removal difficult.

• Begin by inserting a plastic tool into the USB port.
• Work the tool around the perimeter of the phone, positioned between the rear housing and frame.

You will know you've reached a clip when it releases with a slight detent or "click".

Risk of accidental damage to internal components.

• Separate the rear housing from the mid-frame.

• Disconnect the two flex cables attached to the USB board.

Tweezers may be necessary for this task.

Use a plastic opening tool to gently pry under the charging port, releasing it from the double-sided tape beneath.

Release the USB board from its clips.

• Lift out the main board.
• Remove the USB board and set aside.

Use a nylon spudger with the flat end to gently lift the headphone jack press-fit connector, releasing the ribbon cable.

Use a nylon spudger with a flat end to gently lift the infrared sensor press-fit connector and release the ribbon cable.

Use the flat end of a nylon spudger to gently pry up the front-facing camera press-fit connector.

• This will help release the attached ribbon cable.

Gently lift the motherboard upwards, keeping it partially detached from the device.

• The digitizer ribbon cable remains connected to the underside of the motherboard.

Insert the flat end of a nylon spudger into the gap between the digitizer and the press-fit connector.

• Lift up on the spudger to dislodge the connector and allow the motherboard to slide free.

Use a heat gun or an iOpener to loosen the adhesive.

• Aim the device at the screen's perimeter, being careful not to damage any nearby components.
• Hold for about 30 seconds on each section until the adhesive becomes soft and pliable.

Use a suction cup to gently pry the screen away from its frame.

• If necessary, apply additional heat to soften the screen adhesive.
• If the screen is severely cracked or damaged, cover it with packaging tape before proceeding.
• Alternatively, use a jimmy or plastic opening pick to wedge the screen free.

Do not apply excessive force — risk of damage to surrounding components.

Insert plastic opening pick into gap between screen and housing.

• Slide pick along screen's edge to release screen from adhesive.

Remove the digitizer assembly by detaching it from the rest of the device.

• Disconnect the ribbon connector securing the digitizer ribbon cable to the motherboard.
• Pull the digitizer ribbon cable out through the frame, taking care not to damage it in the process.