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Apple iPhone 16 Plus Logic Board Repair

Logic Board Repair guide for the Apple iPhone 16 Plus

Expert
~30 min
11 steps

Before you begin

Tools

  • P2 Pentalobe screwdriver
  • Tri-Point Y000 screwdriver
  • Standoff screwdriver
  • Plastic spudger
  • Suction cup handle
  • Opening picks
  • Heat gun or hair dryer
  • Precision tweezers

Parts / materials

  • Replacement back panel adhesive strip
  • Isopropanol (99%)
  • Lint-free cleaning wipes

Safety

  • Discharge the iPhone battery below 25% prior to disassembly to prevent thermal runaway if punctured.
  • Wear protective eyewear to guard against glass splinters during panel removal.
  • Wear an anti-static wrist strap to avoid electrostatic discharge damage to raw logic board components.

Overview

# Apple iPhone 16 Plus Logic Board Repair Repair Guide Action-specific logic board repair walkthrough for the Apple iPhone 16 Plus. About 30 minutes across 11 steps. This DIY guide walks through logic board repair on the Apple iPhone 16 Plus (iPhone series phone). Before you open the device, confirm the exact model number on the Apple settings screen or rear housing so your replacement part matches the iPhone 16 Plus specifically—not a similar iPhone sibling. Most DIY techs finish this Apple iPhone 16 Plus logic board repair in about 30 minutes when parts and tools are ready. Difficulty is rated expert for this model. Recommended tools for this Apple iPhone 16 Plus job: P2 Pentalobe screwdriver, Tri-Point Y000 screwdriver, Standoff screwdriver, Plastic spudger, Suction cup handle, Opening picks, Heat gun or hair dryer, Precision tweezers. Parts and supplies: Replacement back panel adhesive strip, Isopropanol (99%), Lint-free cleaning wipes. Power the iPhone 16 Plus off completely, remove SIMs/SD cards if present, and work on a clean, well-lit surface with a magnetic mat for screws. If a step feels wrong for your Apple iPhone 16 Plus, stop and compare the connector layout to the photos in this guide. When you prefer a same-day pro repair in Seattle instead, LML Repair can handle logic board repair for this model with tested parts and a workmanship warranty.

Step-by-step

  1. 1

    Power off the iPhone

    1 min

    Press and hold the side button along with either volume button, then slide to power down.

  2. 2

    Remove the bottom screws

    2 min

    Unscrew the two 6.8 mm P2 Pentalobe screws located on either side of the USB-C charging port.

  3. 3

    Heat the rear perimeter

    2 min

    Apply heat around the rear outer edges for two minutes to soften the internal waterproof adhesive.

  4. 4

    Attach the suction cup

    1 min

    Place the suction cup near the bottom edge of the rear glass and press down to create a firm seal.

  5. 5

    Slice the perimeter adhesive

    5 min

    Insert an opening pick into the gap created by pulling the suction cup and slide along the lower edge.

  6. 6

    Open the back panel

    2 min

    Gently swing open the rear glass assembly to the right side, taking care not to strain the internal cables.

  7. 7

    Remove the connector shield

    3 min

    Unscrew the Tri-Point Y000 screws securing the lower metal bracket and set the bracket aside.

  8. 8

    Disconnect the battery press connector

    2 min

    Use a plastic spudger to pry the battery cable connector straight up from its motherboard socket.

  9. 9

    Disconnect remaining flex cables

    5 min

    Disconnect all interconnect, display, camera, and wireless charging flex connectors attached to the logic board.

  10. 10

    Remove logic board fasteners

    4 min

    Unscrew the Standoff and Phillips screws anchoring the main logic board to the enclosure.

  11. 11

    Extract the logic board

    3 min

    Gently lift the logic board from the top end and remove it entirely from the chassis.

After your Apple iPhone 16 Plus logic board repair

Power the iPhone 16 Plus back on and test the logic board repair function before you put every screw away. Check touch/display response, charging, cameras, buttons, and wireless as relevant to this repair. If something fails after closing the device, reopen carefully and reseat the connectors for this Apple iPhone 16 Plus job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.

Keep learning

Explore more Apple iPhone 16 Plus repair context in the encyclopedia, or open related DIY guides.

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