A1466 Logic Board for Apple 13″ Mid 2012 MacBook Air – 1.7ghz i5(3317U), 4Gb RAM



A1466 Logic Board for Apple 13″ Mid 2012 MacBook Air – 1.7ghz i5(3317U), 4Gb RAM

5 in stock


A1466 Logic Board for Apple 13″ Mid 2012 MacBook Air – 1.7ghz i5(3317U), 4Gb RAM



Used A1466 Logic Board OEM 100% Original Apple Part. Tested. Fully Functional.
Tested Using The Latest Industry Standard Hardware Diagnostic Methods.
Professionally Removed From A Fully Functional, Slightly Used Unit.


  • 1 Logic Board
  • 1 Heat Sink


Printed Number:#    A1466 Logic Board Part# 661-02391
Onboard CPU:            1.7 GHz Intel “Core i5” processor
Onboard RAM:            4 GB DDR3L


13″ MacBook Air Model A1466

Mid 2012 MD628LL/A 1.7 i5
2012 MD231LL/A 1.8 i5
MD232LL/A 1.8 i5
MD232LL/A 2.0 i7



Before you begin:

  • Make sure you have disconnected the power supply and all external devices from your MacBook Air. 
  • It is recommended that you ground yourself to remove any static electricity by touching a grounded metal object or wearing an anti-static wristband.
  • It is also recommended that you wear powder free nitrile gloves to prevent leaving the oils and residue from your skin on the internal components.

During the process :

  • It is essential to keep track of the screws you remove and where they go to avoid mixing them up.  Otherwise, putting the wrong screw in the wrong place or leaving one loose inside can sometimes cause extensive damage. Also, it can break your device or a component of it so be careful!
  • Be gentle when handling the logic board and other components, as they can be easily damaged.
  • Also, If you’re not confident in your ability to complete this repair, seek help from a professional.


Steps to remove and replace the logic board on a 2012 13″ MacBook Air A1466:

  1. Remove the bottom case: Using a P5 Pentalobe screwdriver, remove the ten screws on the bottom case of your MacBook Air.
  2. Disconnect the battery: Use a T5 Torx screwdriver to remove the battery screws and unplug the battery connector.
  3. Remove the fan and heat sink: Remove the three screws holding the fan in place and unplug the fan cable. Then, remove the eight screws securing the heat sink.
  4. Disconnect other cables: Remove the screws holding the I/O board in place and disconnect its cable, the display data cable, and the camera cable.
  5. Remove the logic board: Unscrew the six screws securing the logic board and gently lift it out of the MacBook Air.
  6. Replace the logic board: Place the new logic board in the MacBook Air and replace the six screws that were removed in step 5.
  7. Reconnect cables: Reconnect the I/O board cable, display data cable, and camera cable. Replace the screws holding the I/O board in place.
  8. Reattach the fan and heat sink: Replace the heat sink and fan screws and plug the fan cable back in.
  9. Reconnect the battery: Plug the battery connector back in and replace its screws.
  10. Afterward, reattach the bottom case: Put the bottom case back on and screw in the ten screws using the P5 Pentalobe screwdriver.

For a more detailed guide watch the video below.

TekDep YouTube Page

Additional information

Weight 1 oz
Dimensions 7 × 7 × 7 in

CPU Onboard

Expansion Slots

Capacity per Module


On Board Ram

Graphics Card

Compatible Model

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