Acer Altos R720 Series - Manual (Page 57)

47
To install the large air baffle
1 Observe the ESD precautions and pre-installation instructions
described on page 35.
2 Lower the air baffle into the chassis and snap it into the
mainboard standoff.
3 While setting the baffle into place, route the cables beneath it
appropriately.
4 Observe the post-installation instructions described on page 36.