Sony VAIO VGX-XL1 User Manual page 57

5 Remove the slot cover from the inside of this device. Be careful not to
damage the circuit board and cables inside.
6 Install the PCI card in the open slot. Refer to the card's user's manual for
details. Warning: Touching other parts when installing the expansion card
may cause a failure.
7 Install the clip. Insert the clip and tighten the screw.
54 VGX-XL1 Digital Living System