MacBook Air (M1, 2020) Input/Output Board

Before You Begin

Removal

1. Use the T3 screwdriver to remove the two T3 screws (923-04003) from the input/output (I/O) board connector cowling.

2. Remove the I/O board connector cowling and save it for reassembly.

   

3. Lift the end of the I/O board flex cable off the connector.

   

4. Use the T5 screwdriver to remove the two T5 screws (923-03975) from the I/O board.

   

5. Hold the edges of the I/O board and gently slide it out of the ports.

   

Reassembly

1. Slide the I/O board into the top case.

   

2. Use the T5 screwdriver to partially reinstall the two T5 screws (923-03975) into the I/O board.

   

3. Plug both ends of the USB-C charge cable into the ports to ensure I/O board alignment. Adjust the alignment of the I/O board until the ends of the cable are easy to insert and remove.

   • Danger: Ensure that the USB-C charge cable isn’t plugged into an electrical outlet.

   

4. Keep the USB-C charge cable plugged into the ports. Then use the T5 screwdriver to fully reinstall the two T5 screws.

5. Unplug the USB-C charge cable from both ports.

6. Press the end of the I/O board flex cable to the connector.

   

7. Position the I/O board connector cowling over the end of the flex cable.

8. Use the T3 screwdriver to reinstall the two T3 screws (923-04003) into the I/O board connector cowling.

   

Reinstall the following part to complete reassembly:

• Bottom case