1-14 Chapter 1: Product introduction2. Attach one end of the retention bracket to the retention module base.3. Align the other end of the retention bracket (near the retentionbracket lock) to the retention module base. A clicking sound denotesthat the retention bracket is in place.4. Push down the retention bracket lock on the retention mechanism tosecure the heatsink and fan to the module base.Make sure that the fan andheatsink assembly perfectlyfits the retention mechanismmodule base; otherwise, youcannot snap the retentionbracket in place.