iMac (24-inch, M1, 2021, Four ports) Housing
Before You Begin
Remove the following parts before you begin:
Tools
- Nylon probe (black stick) (optional) 

Removal
The housing includes the following removable parts:
- Audio board 
- Audio board and power button cable 
- Microphone flex cable 
- Wi-Fi and Bluetooth antenna 
- Wi-Fi antenna 
The housing also includes the following nonremovable parts:
- Center Wi-Fi antenna 
- Display hangers 
- Microphone 
- Power button and power button flex cable 
- Speakers 
- Speaker back volumes 
- To remove the microphone flex cable, first gently release the adhesive between the cable and the housing.  
- Use the flat end of the black stick to press and hold the “PUSH” button on the zero-insertion force (ZIF) microphone flex cable connector (1). Then slide the end of the cable out of the connector (2).  
Reassembly
- To reinstall the microphone flex cable, slide the end of the cable into the connector.  
- Then press the cable to adhere it to the enclosure. - Important: Route the microphone flex cable under the audio board flex cable. 
  
Reinstall the following parts to complete reassembly: