AOpen DEX4500 series Assembly Manual page 28

3-4-19.
Install ICH heat sink vertically and tighten 2
pcs of screw (FPH M3 screw) by the screw
driver.
(Screwdriver torque : 3.0 ±0.5 kgf. cm )
Screw
3-4-20.
Install Top -Back Cover.
27