Toshiba Magnia 3310 - Manual (Page 151)

Installing and Removing Hardware
Expansion cards
133
4 Raise the card support of a slot to be installed and remove the
expansion slot panel.
Raising the card support
5 Install the expansion card in the slot that satisfies the conditions
of slot restriction and fix it using the card support.
Install the expansion card horizontally so that it is not caught
on the hooks above and below the slot.
If you find it difficult to push down the expansion card support,
raise the expansion card support that is directly above the card
you are installing and then push down again.
Installing the expansion card