Apple Mac Pro Instruction Manual

 Mac Pro

Radeon X1900 XT and Quadro FX4500
Graphics Cards

Replacement Instructions

Follow the instructions in this document carefully. Failure to follow these instructions could
damage your equipment and void its warranty.

Note: These instructions apply to two dierent graphics cards. While your card may look slightly
dierent from the one shown in the illustrations, the steps for both cards are the same.

Tools Required

The only tool required for this procedure is a Phillips #1 screwdriver.

Opening the Computer

Shut down the computer.

1.

Warning: Always shut down the computer before opening it to avoid damaging its
internal components or the components you are installing. Do not open the computer
or attempt to install items inside it while it is on.

Wait 5 to 10 minutes to allow the computer’s internal components to cool.

2.

Warning: After you shut down the system, the internal components can be very hot. You
must let the computer cool down before continuing.

Unplug all external cables from the computer except the power cord.

3.

Touch the metal PCI access covers on the back of the computer to discharge any static

4.

electricity from your body.

Important: Always discharge static before you touch any parts or install any
components inside the computer. To avoid generating static electricity, do not walk

around the room until you have nished working and closed the computer.

073-1065 Rev. A

Unplug the power cord.

5.

Hold the side access panel and lift the latch on the back of the computer.

6.

Warning: The edges of the access panel and the enclosure can be sharp. Be very careful
when handling them.

Remove the access panel and place it on a at surface covered by a soft, clean cloth.

7.

Radeon X1900 XT and Quadro FX 4500 Graphics Cards 2