Acer Altos G900 User Manual page 74

58
For a diagram showing labeled connectors, refer to "Mainboard
layout" on page 13.
6 Remove all cables from the cable retention clip on the front of the
electronics bay.
7 A plastic retention mechanism for the PCI add-in cards is fastened
to the front of the electronics bay by three clips (Figure 24, A).
Release each clip by pressing down on the tab and remove the
retention mechanism.
8 Remove the plastic protective overlay covering the PCI area of the
mainboard as follows:
a Unscrew the captive screw holding the overlay in place
(Figure 24, D).
b Near the middle of the mainboard, lift the edge of the overlay
until it is clear of the connectors on the board (Figure 24, B).
c Slide the overlay toward the front of the electronics bay and
unhook it from the two tabs (Figure 24, C).
d Remove the overlay.
Figure 24 - Removing the front retention mechanism
3 Hardware configuration