System expansions
Installing the heat sink
► Open the casing (see "Openin g the casing" , Page 33).
► Reinstall the heat sink so that the air flow is fed toward s the back of the
casing (see arrow on the heat sink).
► Tighten the screws.
► Reinstall the hard disk fan and the hood of the hard disk fan (see "
Install
the hard disk fan", Page 69).
Never attach or detach fans during operation. This can cause problems
controlling the mainboard fan.
72 Fujitsu