Move the rear Case Fan to the front
The Fractal Design Define R5 Blackout Silent ATM Mid Tower case comes with 2 installed Case Fans, one in front and another in the rear.
Both are Fractal Design Dynamic GP14 140mm fans that operate at 1000RPM.
Remove both side panels from the Define R5 Case.
Remove the rear fan by unscrewing the 4 screws holding it in place with your #2 Phillips Screwdriver.
This is your Fractal Design Dynamic GP14 Case Fan.
You will be installing this as the 2nd Intake Fan in the front.
Open the Accessory Box that came inside your Define R5 Case.
Take out the 4 long front Fan Screws.
You will use these 4 long screws to attach the Case Fan to the front of the Case.
Open the front door of the Define R5 case and remove the front grill by depressing the tab.
Attach the rear fan as the 2nd front Case Fan using the 4 long screws.
Make sure the label side of the fan is facing the inside of the case so that it behaves as an intake fan.