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Dell OptiPlex 7490 All-In-One - Microphones; Removing the microphones

Dell OptiPlex 7490 All-In-One
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Microphones
Removing the microphones
Prerequisites
1. Follow the procedure in Before working inside your computer.
2. Remove the stand.
3. Remove the cable cover (optional).
4. Remove the back cover.
5. Remove the system-board shield.
6. Remove the bottom cover.
7. Remove the rear-I/O bracket.
8. Remove the speakers.
About this task
The following image indicates the location of the microphones and provides a visual representation of the removal procedure.
Steps
1. Disconnect the microphone cable from the system board, and unroute it from the routing guides on the display-assembly
base.
2. Remove the two screws (M2x2.5) that secure the microphone modules to the middle frame.
3. Lift the microphone modules off the slots on the middle frame.
70
Removing and installing components

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