MacBook Air (M1, 2020) Input/Output Board
Before You Begin
Remove the following part before you begin:
Tools
Nylon probe (black stick)
Torx T3 screwdriver
Torx T5 screwdriver
USB-C charge cable
Removal
Use the T3 screwdriver to remove the two T3 screws (923-04003) from the input/output (I/O) board connector cowling.
Remove the I/O board connector cowling and save it for reassembly.
Lift the end of the I/O board flex cable off the connector.
Use the T5 screwdriver to remove the two T5 screws (923-03975) from the I/O board.
Hold the edges of the I/O board and gently slide it out of the ports.
Reassembly
Slide the I/O board into the top case.
Use the T5 screwdriver to partially reinstall the two T5 screws (923-03975) into the I/O board.
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.
Keep the USB-C charge cable plugged into the ports. Then use the T5 screwdriver to fully reinstall the two T5 screws.
Unplug the USB-C charge cable from both ports.
Press the end of the I/O board flex cable to the connector.
Position the I/O board connector cowling over the end of the flex cable.
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: