![](/images/new-backgrounds/1184792/184792165x1.webp)
4.Disconnect the Speaker and MIC cables as shown.
5.Ease out the casing to release the I/O ports from the rear of the chassis and lift the mainboard upward.
6.Remove the mainboard from the chassis, in the direction of the arrow, and place it on a clean,
72 | Chapter 3 |