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iPhone 5c Lightning Connector Assembly Replacement

To fix charging or connectivity problems on your iPhone 5c that weren't resolved by cleaning the Lightning port, follow these instructions to substitute the Lightning connector and its associated audio port cable.

  • This document provides helpful information if you need to substitute the microphone gasket.

Step 1 | Taping the display glass

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Begin the process by ensuring the 1/4-inch hex key is used to loosen the four screws securing the battery compartment cover, then carefully remove the cover.
To mitigate the risk of additional shattering and potential injury while repairing a cracked display glass, secure the glass with tape.
Apply strips of transparent packing tape across the iPhone screen, ensuring complete coverage by layering them until the entire display surface is protected.
To prevent scattered glass fragments and maintain stability during the display separation process, this technique is essential.
To safeguard your vision, always use safety glasses when working, as fragments of glass may become dislodged.

Step 2 | Removing the Pentalobe screws

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Using a 5/32-inch hex key, carefully loosen the four screws securing the fan assembly to the motor housing; be sure to avoid damaging the surrounding plastic components.
To prevent potential fire or explosion hazards during repair, ensure the iPhone's lithium-ion battery is depleted to less than 25% capacity prior to beginning work; a fully charged battery poses a significant risk of ignition or rupture if damaged.
To prevent electrical shock or damage, ensure the iPhone is completely de-energized prior to starting the teardown process.
Using appropriate tools, detach the two screws, each measuring 3.8 mm in diameter and featuring a P2 Pentalobe head, located on both sides of the Lightning connector.

Step 3 | Starting the iSclack Opening Procedure

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Using a 5/32-inch hex key, carefully tighten the three retaining screws on the motor assembly to a torque of 3.5 inch-pounds, ensuring not to overtighten and potentially strip the threads.
For those performing multiple repairs on an iPhone 5, 5s, or 5c, the iSclack is a recommended tool for secure device separation; the following two procedures illustrate its use, but if you are not using this tool, proceed directly to Step 5.
Actuate the iSclack handle to release the clamping force of the suction-cup jaws.
Position the iPhone’s lower edge between the suction cups, ensuring it contacts the plastic depth gauge.
Position the uppermost suction cup so it hovers slightly above the home button.
To secure the iPhone, position the suction cups centrally on both the front and rear surfaces, then apply consistent, strong pressure to both cups after releasing the iSclack handles, which will open the clamping jaws.

Step 4 | Finishing the iSclack Opening Procedure

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Using a 5/32-inch hex key, carefully tighten the four retaining screws on the motor assembly to a torque of 3.5 inch-pounds, ensuring not to overtighten and potentially strip the threads; observe caution to avoid damaging the surrounding components.Using the iSclack allows for controlled separation of the iPhone's components, providing access for repair without risking damage to internal wiring.
Carefully detach the two adhesive suction cups from the iPhone's exterior.
Proceed directly to Step 8, bypassing Steps 6, 7, and 8.

Step 5 | Manual Opening Procedure

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Using a 5/32-inch hex key, carefully tighten the three retaining screws on the motor assembly to a torque of 3.5 inch-pounds, ensuring that no damage occurs to the surrounding components and observing all safety precautions.
Securely affix a suction cup to the display surface, positioning it directly over the home button area.
Ensure the screen's entire surface is covered by the cup to achieve a secure seal.

Step 6 | Start lifting the front panel assembly

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Using a 5/32-inch hex key, carefully tighten the four mounting screws securing the fan assembly to the motor housing, ensuring each is snug but not over-tightened to prevent damage; observe a torque of 6 in-lbs per screw.
Secure the front panel assembly to the suction cup, ensuring a strong and stable connection.
Using one hand to secure the iPhone, lift the suction cup upward, applying gentle force to create a small gap between the front panel and the rear enclosure.
Exercise caution and use steady, even pressure when installing the display assembly, as it requires a significantly snugger fit than typical device components.
Using a plastic opening tool, carefully separate the rear case from the display assembly by gently levering it upwards, simultaneously lifting with a suction cup.
To release the front panel assembly from the rear case, carefully disengage the retaining clips, which may require using both the suction cup and a plastic opening tool.

Step 7

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Using a 5/32-inch hex key, carefully tighten the four mounting screws securing the fan assembly to the motor housing, ensuring each is snug but not over-tightened to prevent damage; observe a torque of 6 in-lbs per screw.
To detach the suction cup, extend the small plastic projection to break the airtight seal.
Detach the display assembly's suction cup.

Step 8 | Opening up the phone

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Using a 5/32-inch hex key, carefully tighten the three retaining screws on the motor assembly to a torque of 3.5 inch-pounds; ensure proper alignment to prevent damage and avoid over-tightening.
To expose the connectors located at the top edge of the device, gently raise the front panel, beginning at the home button end.
Carefully position the display at a roughly 90-degree angle, then secure it in place using a support to prevent movement during the repair process.
As a temporary substitute, an unused, sealed can of soda can be employed to secure the display in place.
To avoid stressing the display's wiring during the repair process, secure it with a rubber band.

Step 9

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Using a 5/32-inch hex key, carefully tighten the four retaining screws securing the fan assembly to the motor housing, ensuring each is snug but not over-torqued to prevent damage.
Using a Phillips #000 screwdriver, detach the metal battery connector bracket from the logic board by unscrewing the two 1.6 mm screws that hold it in place.

Step 10

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Using a 5/32-inch hex key, carefully tighten the three retaining screws on the motor assembly to a torque of 3.5 inch-pounds, ensuring you do not overtighten and damage the threads; observe the warning label regarding potential pinch points during this process.
Carefully detach the metal bracket securing the battery connector using a tri-point screwdriver.

Step 11 | Disconnecting the battery connector

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Carefully lift the battery connector away from its corresponding socket on the logic board using a spudger or a similar non-marring tool.
Exercise extreme caution during disconnection, applying force solely to the battery connector; any leverage applied to the logic board socket or the board itself risks socket destruction or damage to adjacent components.

Step 12

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Using a Phillips #000 screwdriver, detach the cable bracket from the logic board by unscrewing all of the screws that hold it in place.
Use two screws, each measuring 1.3 millimeters.
A single screw, measuring 1.7 millimeters, is required.
A screw with a 3.25 mm diameter is required.
Carefully manage all screws during this procedure to ensure correct reassembly; improper screw selection, such as using a 3.25 mm screw or a 1.7 mm screw in the bottom right hole, will severely damage the logic board and prevent the device from powering on.
Avoid applying excessive force when tightening screws; if resistance is encountered during installation, verify they are the correct size and do not attempt to force them.

Step 13

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Detach the bracket securing the front panel assembly cable to the logic board.

Step 14 | Disconnecting the front panel assembly cables

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Carefully detach the front camera and sensor cable connector from its socket using a plastic pry tool or your fingernail.
Avoid applying upward force to the socket secured to the logic board; direct your prying action solely to the connector.

Step 15

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Prior to either detaching or reattaching the cables in this procedure, ensure the battery is disconnected.
Carefully separate the LCD cable connector from its socket using a plastic pry tool or your fingernail.
Because the LCD and Digitizer share a single cable assembly, lifting the LCD connector will simultaneously release both connections. Verify complete disconnection of both cables prior to display removal.
If the display shows a blank screen or white lines after reassembly, the LCD cable might have become disconnected from its connector; to resolve this, firmly reseat the cable and restart the device by briefly removing and reinstalling the battery.

Step 16 | Separating front panel assembly and rear case

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Detach the front panel assembly by disengaging it from the rear case.

Step 17 | Battery

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Using a spudger, carefully separate the battery from the headphone jack by releasing the adhesive tab.

Step 18

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Carefully detach the battery's adhesive strip from the device.

Step 19

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Using a sharp blade, sever the black battery adhesive tab by slicing through the two white adhesive strips that secure it.

Step 20

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To prevent the strips from adhering and tearing, maintain their flatness and avoid creases throughout this step.
Gently peel one battery adhesive tab downwards, moving it towards the iPhone's lower edge.
To release the strip, apply consistent, even force while it disengages from the space between the battery and the rear case; ensure the pulling angle remains at 60 degrees or less to optimize the process.
Maneuver the adhesive strip along the battery's edge, ensuring it follows the corner and ascends the side, while avoiding contact with other internal iPhone parts to prevent damage.
To release the strip completely, gradually extend it, potentially repositioning your grip closer to the battery as needed, because it will elongate significantly beyond its initial size.

Step 21

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Execute the preceding steps once more.
Carefully detach the second strip.

Step 22

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Disconnecting the iPhone's battery is necessary; this involves carefully separating it from the device's internal components.
Should any adhesive strip(s) become damaged and fragments are inaccessible for retrieval using tweezers, avoid attempting to dislodge the battery; proceed directly to the subsequent steps for safe battery removal.

Step 23 | Battery removal with latent adhesive

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To loosen the adhesive securing the battery, carefully introduce a small amount of isopropyl alcohol with a concentration of 90% or higher beneath it, allowing the liquid to spread across the adhesive. This high-concentration alcohol functions as a solvent and evaporates completely, preventing any potential damage to your iPhone.
Using a plastic card, gently insert its edge between the battery and the device casing, positioning it closest to the logic board.
Applying force to the logic board can result in device damage.
To prevent damage to the upper component ribbon cable, do not apply separating force close to the battery's top edge.
Using a card, move it along the battery's top edge, directing it downwards towards the case's perimeter to release the battery.
Should the need arise, perform the identical steps on the battery's opposite face.

Step 24

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To release a battery adhered to the device housing, apply heat using the iOpener procedure outlined in our instructions, or alternatively, use a hair dryer to soften the adhesive that holds the battery in place against the rear case.
Position the iOpener horizontally against the iPhone's rear casing, situated to the right of the camera module, ensuring full surface contact between the device's back and the iOpener.
Allow the desiccant bag to remain in contact with the iPhone for roughly 90 seconds prior to battery removal.
Apply warmth to the rear casing of the device with a heat source like a hair dryer or heat gun, ensuring the surface reaches a temperature just beyond comfortable touch.
Avoid direct application of heat to the battery.
Exposure to excessive heat poses a fire risk to the iPhone's battery.

Step 25

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Carefully detach and extract the iPhone's battery.
To prevent damage, ensure any residual alcohol solution is completely removed by wiping with a clean cloth or by permitting full evaporation prior to battery installation.
Confirm the connection is free from any obstruction; if the battery is still adhered, apply more heat with the iOpener and repeat the separation process.
Carefully detach the protective plastic covering from the new battery by gently separating it from the ribbon cable.
To confirm correct positioning within its designated space, briefly plug the battery connector back into the motherboard socket prior to securing the new battery.
Secure the battery in place, then sever its electrical connection before proceeding with the remaining assembly steps.
To secure a battery lacking factory-applied adhesive, follow the instructions in this guide for adhesive strip replacement.
Following reassembly, execute a complete system reset to proactively avoid potential problems and streamline any subsequent diagnostic procedures.

Step 26 | Lightning Connector Assembly

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Carefully lift the home button spring contact cable away from the speaker enclosure using a plastic opening tool.

Step 27

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Using the appropriate screwdriver, detach the speaker enclosure from the rear case by unscrewing the designated fasteners.
Use two Phillips head screws, size 000 and measuring 2.7 millimeters.
A Phillips screwdriver, size #000, is needed to remove a 2.2-millimeter screw.

Step 28

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Carefully lift the speaker enclosure away from the rear case by inserting the flat end of a spudger between the two components.

Step 29

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Carefully detach the speaker enclosure, ensuring the antenna cable remains unobstructed to prevent damage.

Step 30

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A contact bracket encircles the speaker's rightmost screw hole; this component is prone to detachment, requiring removal and careful observation of its original positioning before reinstalling.
Ensure the speaker makes full contact with the clip's planar surface, referencing the provided illustration for proper alignment.
Care should be taken when handling the speaker assembly, as the alignment bracket located at the distant end is affixed with adhesive and susceptible to detachment with rough manipulation.
Ensure the beveled extremity is oriented upwards, aligning it flush with the speaker's exterior perimeter.

Step 31

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Carefully detach the Lightning connector ribbon cable from its corresponding socket on the logic board, utilizing a plastic opening tool to avoid damage.

Step 32

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Carefully separate the Lightning connector cable from its protective shield on the logic board by gently lifting it with the spudger's flat edge.

Step 33

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Carefully detach the cellular antenna connector from the logic board's lower edge.

Step 34

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Using appropriate tools, detach the Lightning connector from the rear case by unscrewing the designated fasteners.
Use two screws, each measuring 3.4 millimeters and featuring a Phillips #000 head.
A Phillips screwdriver, size #000, is needed to remove a 2.2-millimeter screw.
A Phillips head screw, size #000 and measuring 2.7 millimeters.

Step 35

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Carefully lift the Lightning connector assembly away from the back of the device enclosure.

Step 36

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Employ the flat spudger tip to ensure the component is fully disengaged.

Step 37

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Carefully detach the Lightning connector assembly.
Carefully move the tiny rubber gasket, which is affixed to the microphone, to the replacement component.
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