Desktop Computer 167
a
Check any cables connected to cards through the back-panel openings. Disconnect any cables that
will not reach the riser-card cage once they are removed from the computer.
b
Rotate the riser-card cage handle up and gently pull on the handle and lift the riser-card cage up
and away from the computer.
3
Gently lift the release tab on the card retention latch from the inside to pivot the latch open. Pivot the
latch until it snaps into the open position.
4
Disconnect the PS/2 serial-port cable from the system board (see "System Board Components" on
page 102).
5
Grasp the PS/2 serial-port adapter bracket by its top corners, and ease it out of its connector.
6
If you are removing the adapter permanently, install a filler bracket in the empty card-slot opening.
NOTE: Installing filler brackets over empty card-slot openings is necessary to maintain FCC certification of the
computer. The brackets also keep dust and dirt out of your computer.
7
Before you close the card retention mechanism, ensure that:
• The tops of all cards and filler brackets are flush with the alignment bar.
• The notch in the top of the card or filler bracket fits around the alignment guide.
8
Secure the card(s) by closing the card retention latch and snapping it into place.
9
Replace the riser-card cage:
1 riser-card cage 2 handle 3 riser cards (2)
1
2
3