How to remove the remove/replace the Antec 902/1200’s “Big Boy” 200mm Top Fan
· Remove the side panels
· Turn case upside down
· Unplug the fan controller
· Unscrew the following screws (6) using a Philips screwdriver
· Turn the case right-side up
· With the case facing you, slide the top panel back
· Unscrew the following screws (4) from the fan housing
This tip can also be used on how to replace the front port assembly for the 902 and 1200 enclosure.