Lenovo ThinkCentre M75q Quick Teardown

Lenovo ThinkCentre M75q Gen 2 has an excellent design and it is easy to disassemble it. They are 3 main steps:
Step 1: Remove the screws on the back.
Step 2: Slide the top cover to the front.
Step 3: Lift the drive bay to access the motherboard.
After that you can proceed with removing the fan and to perform any upgrades.