iPhone 14 Pro Battery Replacement
This document details the procedure for substituting a faulty or depleted battery within an iPhone 14 Pro.
Following 500 complete charge cycles, an iPhone battery is designed to retain approximately 80% of its original capacity, typically providing 18 to 24 months of use; beyond this point, increased charging frequency may be necessary, and the operating system could display a notification indicating reduced performance, resulting in slower operation.
The repair steps detailed in this guide were developed with the A2890 iPhone 14 Pro; while other international models might exhibit slight cosmetic variations, the overall repair process remains consistent.
- To minimize fire hazards during disassembly, ensure the battery's charge level is below 25% as a safety precaution.
- Recognizing a swollen battery necessitates careful handling to mitigate potential hazards.
Even with genuine Apple components, iPhones running iOS versions up to 17.6 might show a battery "genuineness" alert post-repair; if the device operates as expected, this message can be disregarded. For iOS 18 and later, utilize Repair Assistant to properly calibrate authentic Apple batteries.
To ensure the battery and screen are properly affixed during reassembly, obtain fresh adhesive; maintaining the iPhone’s water resistance hinges on the quality of the adhesive application, though be aware that doing so will void the device's original IP rating.
Step 1 | Remove the pentalobe screws
- To prevent electrical shock or damage, ensure the iPhone is completely de-energized prior to commencing the repair process.
- Detach the pair of screws.The specified dimension is six point eight millimeters.Carefully remove the iPhone's bottom edge using the long pentalobe P2 screwdriver, as this secures it with multiple screws.
Step 2 | Mark your opening picks
- To avoid potential damage to your device, ensure the opening pick doesn't extend beyond a safe depth; a mark should be placed on the tool to guide proper insertion.
Determine the dimension using a suitable measuring tool.Three millimeters.Using a permanent marker, note the location of the opening on the tip. - Alternative corner markings, using the same measurement tools, can be applied to the remaining corners of the pick.
- To create a makeshift tool, affix a coin to the end of a pick, positioning it 3 millimeters from the tip.
Step 3 | Tape over any cracks
- To minimize additional damage and potential injury while servicing a cracked iPhone screen, apply strong tape across the affected glass area.
Apply strips of transparent packing tape across the iPhone screen, ensuring complete coverage by slightly overlapping each successive strip. - To safeguard your eyes from potential glass fragments released during the repair process, ensure you are wearing approved safety glasses.
- Should the suction cup fail to secure the screen during subsequent procedures, create a handle by folding a durable tape—like duct tape—and use this improvised tool to raise the screen.
- As a last resort, apply a small amount of superglue to adhere the suction cup directly to the screen.
Step 4 | Anti-Clamp instructions
To simplify the opening process, the following three steps illustrate the use of the Anti-Clamp tool, a custom-designed aid; if you choose not to use this tool, proceed to the instructions three steps further down.
Refer to the accompanying guide for detailed procedures regarding the Anti-Clamp's operation.
- Grasp and extract theThe component is identified by a blue handle.To release the arms, rotate the Anti-Clamp in a reverse direction.
- Position the arms so they clear the left or right side of the iPhone, then move them into place.
- Affix the suction cups to the iPhone, placing one close to the lower front edge and the other near the lower rear edge.
- Apply vacuum by pressing the cups firmly against the surface needing treatment.
- To enhance the Anti-Clamp's grip if the iPhone's exterior feels excessively smooth, apply adhesive tape to the device's surface.
Step 5
- Grasp and draw the component outward.The component is identified by its blue handle.Advance the mechanism to secure the arm components.
- Rotate the component clockwise until the indicator aligns with the 90-degree mark, ensuring the torque wrench reads 14 Nm and observing the safety warning regarding potential pinch points.Grasp firmly.Rotate the component a full revolution, ensuring it turns consistently until the cup material visibly expands.
- Verify that theEmploy vacuum-based fasteners to secure components.Ensure the components maintain their proper positioning relative to one another; should misalignment occur, release theUse the provided adhesive discs to secure the component.Carefully adjust the positioning of the arms, ensuring they are precisely aligned.
Step 6
- To facilitate the subsequent procedures, position your iPhone on a stable surface—like a hardback book—ensuring it remains level and allows for hands-free operation.
- Employ a 3/8-inch socket wrench to loosen the retaining bolt, ensuring you maintain a firm grip and avoid over-tightening during reassembly, as excessive force can damage the threaded insert.Utilize a device designed to emit warm, directed airflow, ensuring its wattage is no greater than 1500, and maintain a safe distance of at least 6 inches from the component being dried to prevent heat damage.Apply heat to the lower edge of the iPhone, ensuring the temperature reaches a level where the surface feels uncomfortably warm to the touch.
- Refer to the detailed user manual for comprehensive guidance on operation.Utilize a blow dryer to apply warm air, ensuring the temperature remains below 150°F (65°C), to soften the adhesive securing the component.Consult this resource for assistance.
- Allow a full 60 seconds for the adhesive to soften and create a separation.
- Carefully position the component into its designated space.Use a specialized tool designed for prying, referred to as an opening pick.A sufficient separation can be achieved by manipulating the Anti-Clamp, allowing access to the area beneath the plastic bezel surrounding the display.
- To ensure adequate separation, increase the heat applied to the component and then reposition the handle 90 degrees.
- Allow a full minute to elapse and avoid rotating the component beyond a 90-degree increment during each adjustment; this permits the Anti-Clamp mechanism to function properly and facilitates a secure seating.
- Proceed directly to the subsequent pair of instructions, bypassing the intervening actions.
Step 7 | Heat the bottom edge
- When working with, ensure thatThe component used to apply vacuum force is the suction handle.To detach the display, proceed with the subsequent two procedures.
- Employ a 3/8-inch socket wrench to loosen the retaining bolt, ensuring you maintain a firm grip and wear safety glasses to protect against potential debris.Utilize a device designed to emit warm, directed airflow, typically employing a heating element and fan, ensuring the unit's wattage is appropriate for the task (commonly 1500-2000 watts) and maintaining a safe operating distance from flammable materials, as indicated by the manufacturer's instructions.Apply heat evenly across the lower edge of the iPhone's casing using a heat gun, ensuring the surface temperature reaches a point where it's uncomfortably warm to the touch.
- To prevent potential hazards, ensure the device is not unattended.Apply warmth with a device capable of generating controlled heat.Avoid prolonged contact with a single location.
Step 8 | Insert an opening pick
- Use a brush to spread a thin, even layer of the specified adhesive, ensuring complete coverage of the designated area, as indicated by the 2mm thickness requirement, and allow it to cure for the manufacturer's recommended 15 minutes before proceeding, observing all safety precautions regarding skin and eye contact.The vacuum cleaner's grip facilitates drawing fluids or debris through the nozzle.Position the component flush with the screen's lower border, maintaining clearance from the glass perimeter.
- Lift vertically on theEmploy a vacuum-forming device to create a secure hold, ensuring the resulting pressure maintains a force of at least 20 pounds per square inch and utilizing a circular pad with a diameter of 3 inches.Apply steady, even force to generate a small separation between the display panel and the surrounding structure.
- Carefully position the component into its designated space.Use a specialized tool designed for prying, often referred to as an opening pick.Carefully slide the component into the space between the display and its surrounding plastic frame.
- Due to the robust nature of the watertight adhesive securing the screen, substantial force is required to initially separate it. Should you encounter difficulty, increase the localized heat and gently oscillate the screen in a vertical motion to reduce adhesive strength, facilitating the creation of a gap sufficient for tool insertion.
Step 9 | Heat the right edge
Apply thermal energy.Gently press the iPhone's right side—the one containing the power button—until the display surface reaches a temperature that is noticeably warm to the touch.
Step 10 | Separate the right adhesive
- Using the opening pick, carefully work it along the lower right edge of the iPhone to release the adhesive securing the device.
- Move the device upward along its right side until the top right corner is reached.
- Avoid pushing the tool beyond the specified depth.Three millimeters.Exercise caution to prevent harm to the device's internal parts.
- Before proceeding, ensure the plastic pick remains positioned in the upper right corner.
Step 11 | Heat the top edge
Apply warmth to raise the temperature.Feel the upper edge of the iPhone; the screen should reach a temperature just beyond comfortable touch.
Step 12 | Separate the top adhesive
- Using the opening pick, carefully work it along the upper right edge of the iPhone to release the adhesive securing the display assembly.
- Ensure the pick's insertion depth remains limited toThree millimeters.Exercise caution to prevent harm to the upper sensors.
- Before proceeding, ensure the plastic pick remains positioned in the upper left corner.
Step 13 | Heat the left edge
Step 14 | Separate the left adhesive
- To avoid cable damage on the iPhone's left side, limit the pick's insertion depth to a maximum of 2 mm.
- Using a pick, move it in a circular motion around the upper left-hand corner of the display.
- Using a pick, carefully work your way along the lower left edge of the display, releasing the adhesive bond.
- To ease separation when adhesive bonding proves difficult, apply heat to the left-hand side.
Step 15 | Open the iPhone
- Detach the screen from the suction handle.
- Position the iPhone so that its right side is directly in front of you.
- Carefully detach the display assembly from the device body by pivoting it upwards, initiating the movement from the right edge, similar to opening a book's cover.
- To allow hands-free access during the repair process, secure the display in an upright position using a support.
- In the absence of a suitable support, the suction handle may be utilized to temporarily brace the screen.
To reassemble, position the screen and ensure the top edge clips are properly aligned, then gently push the top edge into its slot before securing the entire screen with a snapping motion. If resistance is encountered during this process, inspect all perimeter clips for any bends and correct them as needed.
Step 16 | Unfasten the battery connector cover screws
- Employing a Y000 screwdriver, detach the eight screws that hold the battery connector cover in place.
- Five.One point three millimeters.Utilize screws with a length of long.
- Use a quantity of two.One point six millimeters.Use screws with a length of long.
- Begin the process by executing the action designated as "one."A measurement of one point nine millimeters.Utilize a screw with a substantial length.
Carefully organize all screws during disassembly, noting their original locations, as incorrect reassembly can cause damage to the iPhone.
Before permanently securing the display, it's advisable to activate the iPhone and verify all features are operating correctly; afterward, fully deactivate the device to proceed with the remaining assembly steps.
Step 17 | Remove the battery connector cover
- Using tweezers, carefully move the connector cover in a downward direction to allow the flex cables to pass freely.
- Access the connector by detaching its protective cover.
Step 18 | Disconnect the battery
- Carefully separate the battery cable connector from its socket by applying upward pressure with the tip of a spudger.
- Carefully avoid harming the black silicone seals that border all board connections, as these are crucial for preventing water and dust from entering.
- To avoid unintended power-up during the repair process, carefully angle the connector outward, distancing it from the socket and the logic board.
Step 19 | Disconnect the display cable
- Carefully separate the initial display cable connection by inserting the tip of a spudger between the connector and its socket, then applying upward force to release it.
- Align the connector precisely, then apply even pressure to one edge until you hear a click, followed by the same process on the opposing edge. Avoid applying pressure to the central portion; misalignment risks bending the pins and causing irreparable harm.
Step 20
- Carefully separate the second display cable connector from its socket by applying upward force with the tip of a spudger.
Step 21 | Remove the screen
- Carefully detach the display panel, ensuring no damage occurs.
- Following cleaning of the surfaces with isopropyl alcohol exceeding 90% purity, apply fresh adhesive as needed.
- If screen adhesive replacement is desired, halt the reassembly process at this point.
Step 22 | Unfasten the loudspeaker screws
Employ a 3/8-inch socket wrench to securely tighten the fastener to a torque of 15 Nm, ensuring no damage occurs to the component and adhering to all safety precautions.Use a Phillips head screwdriver, size 000.Detach the four fasteners.Screws measuring 1.5 millimeters in length.Affix the loudspeaker using four M4 screws, ensuring it is centered within the designated recess and that the screws are tightened to a torque of 1.2 Nm to prevent damage.
Step 23 | Loosen the loudspeaker
Carefully insert the flat spudger edge beneath the loudspeaker, starting at the bottom-right corner, and gently apply upward pressure to release its adhesive.
Step 24 | Remove the loudspeaker
- Employ tweezers to carefully grasp the loudspeaker.
- To release the loudspeaker from the adhesive strip connecting it to the Taptic Engine, carefully angle the component.
- Carefully detach the loudspeaker, ensuring no damage occurs.
- To ensure proper placement during reinstallation, position the loudspeaker within its designated cavity, beginning with the battery-facing side, so that it aligns correctly with the adhesive strip.
Step 25 | Disconnect the Taptic Engine
Employ a spudger for this step.Separate the component from its connections.The device incorporates a Taptic Engine.Carefully disengage the connector by applying upward pressure, ensuring it remains perpendicular to the socket.
Step 26 | Unfasten the Taptic Engine screws
- Employ a screwdriver with a Phillips head.Loosen and detach the two screws that hold the component in place.The device incorporates a Taptic Engine.:
- A screw, measuring 1.8 millimeters in length, is required.
- A screw, measuring 2.1 millimeters in length, is required.
- Employ the standoff screwdriver.Detach the component.A screw with a 2.9 mm length serves as a standoff.Ensure the component is firmly fixed.The device incorporates a Taptic Engine..
A specialized standoff driver or bit is the preferred method for removing standoff screws; however, a small flathead screwdriver can be used if necessary, exercising heightened care to prevent slippage and potential harm to nearby parts.
Step 27 | Remove the Taptic Engine
- Carefully detach the component using tweezers or by hand.The haptic feedback actuator is referred to as the Taptic Engine..
Step 28 | Transfer the adhesive-backed strip
Ensure the new component has the protective plastic strip extending across its upper edge; if it was not included, proceed with caution.The linear actuator responsible for haptic feedback is the Taptic Engine.Carefully move the component to the new part, ensuring its precise placement.
Carefully remove the adhesive-backed strip using your fingertips or tweezers, being mindful of its delicate nature.The haptic feedback actuator is referred to as the Taptic Engine..
Step 29 | Locate the adhesive pull-tabs
- To affix the battery to the rear case, use three stretch-release adhesive strips: position two along the battery's bottom edge and one along the top edge.
- A small, black tab extends from the end of each adhesive strip and is initially attached to the battery's edge.
To prevent potential injury or equipment damage, exercise care.Should strip failure occur, remain calm, as this is not uncommon. Proceed with the following instructions for their removal.
Step 30 | Remove the stretch-release adhesive
To prevent potential injury or damage, exercise care when proceeding.Avoid piercing the battery using pointed implements, as damage could result in the release of hazardous chemicals or ignition.
Carefully detach the two adhesive strips securing the battery by gently lifting them away from the bottom edge with blunt-nosed tweezers.
Step 31
- Using your fingers or a spudger, carefully detach the initial pull-tab from the battery, drawing it downwards towards the iPhone's base.
Apply firm, consistent pressure to keep the strip taut while allowing ample time for it to extend and release from its position beneath the battery.
To prevent potential injury or equipment damage, exercise care.Avoid applying pressure to the battery; instead, maintain a secure grip on the iPhone's lateral edges.
Ensure the strip remains smooth and free of creases; distribute tension uniformly across its entire length to avoid concentrated pulling at the center or edges.
To prevent the strip from catching on the battery's perimeter, exert a pulling force at a shallow angle.
To prevent potential injury or equipment damage, exercise care.Carefully recover any detached adhesive strip fragments with your fingers or blunt tweezers, maintaining traction; however, avoid applying force beneath the battery.
To prevent potential injury or equipment damage, exercise care when handling components and always observe the specified torque of 3.2 Nm when tightening fasteners, utilizing a 5 mm Allen wrench.Should adhesive strips detach from beneath the battery and become irretrievable, remove the remaining strips and continue with the subsequent steps.
Step 32
- Using your fingers or the central portion of a spudger, carefully draw the second adhesive pull-tab away from the battery, directing the motion downwards towards the iPhone's base.
Maintain the same technique used for the prior strip, ensuring the battery isn't depressed, the strip remains flat and free of creases, and the removal is performed with a shallow pulling angle.
To prevent potential injury or damage, exercise care when proceeding.Should the adhesive strip detach, carefully attempt to recover it with your fingers or blunt tweezers, maintaining a pulling motion; avoid inserting any tool beneath the battery.
To prevent potential injury or equipment damage, exercise care during this step.Should the adhesive securing the battery become detached and be unrecoverable, proceed to the subsequent procedure.
Step 33
- Employ pliers to grasp.Use tweezers with a flat, rounded tip.Using a 5/32-inch hex key, carefully tighten the retaining screw to a torque of 4.5 Nm, ensuring you do not overtighten and damage the threads.Use a specialized tool designed for prying, often referred to as an opening pick.Carefully lift the remaining battery adhesive pull-tab, working from the top edge of the battery.
Step 34
- Carefully detach the upper adhesive tab by gently drawing it free, taking precautions to prevent the adhesive from adhering to any surrounding surfaces.
To prevent the battery from being ejected during final adhesive removal, exercise caution and maintain a firm grip.
Having completely detached the adhesive strips, proceed to the following section.
If this step is complete, proceed to the subsequent instruction.
Step 35 | How to remove a stuck battery
To ease battery removal when difficulties persist, carefully add a small amount—several drops—of a solvent with a concentration of 90% isopropyl alcohol or greater.Use rubbing alcohol, which is isopropyl alcohol.Locate the battery's lower edge, specifically targeting the region where the adhesive strip(s) have separated.
Allow approximately sixty seconds for the isopropyl alcohol to reduce the bonding strength of the adhesive.
Employ a 5/32-inch hex key to loosen the retaining screw, ensuring you maintain a firm grip on the component to prevent movement during the process and avoid potential damage.Use a specialized tool designed for prying, referred to as an opening pick.Employ the planar surface of aUse a plastic pry tool, often referred to as a spudger.Carefully raise the battery, applying minimal force.
To avoid damage, do not use excessive force when removing the battery. Should the battery remain stuck, add additional alcohol droplets to dissolve more of the adhesive. Ensure the pry tool does not bend, break, or penetrate the battery casing during the separation process.
Step 36 | Remove the battery
A battery exhibiting any physical damage or deformation should not be reinstalled, as this presents a safety risk.
Prior to installing the replacement battery, thoroughly remove any residual alcohol solution from the device.
To secure the replacement battery, follow the instructions in this guide if adhesive isn't already attached.
Following reassembly, execute a forced restart to resolve potential problems and streamline any subsequent diagnostic procedures.