Epson ActionTower 7500 User Manual page 96

If there are any option cards in your way, remove them. See
2.
"Removing an Option Card" for instructions.
3. To open the socket, locate the handle at the base of the
socket. (The handle rests under a plastic tab.) Press the
handle down and away from the tab; then lift it upright to
release the chip from the socket. The illustration under
step 6 shows this handle in the released position.
4. Gently pull the processor straight up and set it aside. (Store
the chip in the packaging included with your new
processor, in case you need to reinstall it later.)
5. Remove the replacement processor from its package and
inspect the pins. If they are bent, do not install the
processor chip. Contact your vendor for a new one.
6. Position the processor over the socket, aligning the notched
edge with the extra hole on the socket, as shown below.
caution
If you install the processor in the wrong orientation, you
may damage it and void your warranty.
Installing and Removing Options 4-33