Acer Altos G540 M2 - Manual (Page 100)

3 System upgrade 90
Installing the System Fan module
The optional System Fan module enhances the stability of Altos G540
M2 system by cooling it in a humid area.
To install the System Fan module:
1 Perform the pre-installation instructions described on page 30.
2 Remove the new System Fan module from its protective
packaging.
3 Install the new System Fan module by sliding it into an empty slot
as shown.
4 Observe the post-installation instructions described on page 42.
Removing a defective System Fan module:
1 Perform the pre-installation instructions described on page 30.