Dell XPS 12 - Removing the I;O Board; I;O Board Removal Procedure

Removing the microphone
WARNING: Before working inside your tablet, read the safety
information that shipped with your tablet and follow the steps in
Before working inside your tablet. After working inside your tablet,
follow the instructions in After working inside your tablet. For more
safety best practices, see the Regulatory Compliance home page at
www.dell.com/regulatory_compliance.
Prerequisites
1 Remove the battery.
2 Remove the front camera.
3 Remove the back camera.
Procedure
1 Disconnect the microphone cable from the system board.
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