The fan duct sits atop the fan sink and is secured to the fan sink with tabs.
Prepare the computer for disassembly
Remove the access panel
Remove the power supply cable from the clips on the duct (1).
Pull the tabs away from each other (2), and then lift the duct off the fan sink (3).
To install the fan duct, reverse the removal procedures.
Chapter 4 Removal and replacement procedures
(Preparation for disassembly on page
(Access panel on page