NOTE: Replacing the system board removes any changes that you have made to the BIOS using the BIOS setup
program. You must make the appropriate changes again after you replace the system board.
Microphones
Removing the microphones
Prerequisites
1. Follow the procedure in Before working inside your computer.
2. Remove the stand.
3. Remove the back cover.
4. Remove the I/O cover.
5. Remove the system-board shield.
6. Remove the memory module.
7. Remove the hard drive.
8. Remove the M.2 2230 solid-state drive or M.2 2280 solid-state drive, as applicable.
9. Remove the wireless card.
10. Remove the fan.
11. Remove the heat sink.
12. Remove the media-card reader.
13. Remove the system board.
About this task
The following image indicates the location of the microphones and provides a visual representation of the removal procedure.
Steps
1. Remove the four screws (M2X2.5) that secure the microphone modules to the display-assembly base.
2. Peel the tape that secures the microphone cable to the display-assembly base.
3. Remove the microphone cable from the routing guides on the display-assembly base.
4. Lift the microphone modules (2) off the slots on the display-assembly base.
Removing and installing components
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