Front I/O and power switch assembly
1.Prepare the computer for disassembly (Preparation for disassembly on page 20).
2.Remove the computer access panel (Access panel on page 21).
3.Remove the front bezel (Front bezel on page 22).
4.Remove the Torx T15 screw (1) that secures the assembly to the chassis, and then push the tab on the right side of the assembly (2) to disengage it from the chassis.
42 Chapter 4 Removal and replacement procedures – Microtower (MT) chassis