Dell XC430 Owner's Manual page 76

CAUTION: Do not use force to seat the processor. When the processor is positioned
correctly, it engages easily into the socket.
b. Align the pin-1 indicator of the processor with the triangle on the socket.
c. Place the processor on the socket such that the slots on the processor aligns with the socket
keys on the socket.
CAUTION: Do not use force to seat the processor. When the processor is positioned
correctly, it engages easily into the socket.
d. Close the processor shield.
e. Rotate the close first socket-release lever near the lock icon
f. Similarly, rotate the open first socket-release lever near the unlock icon
position.
9. To install the heat sink:
a. If applicable, remove the existing thermal grease from the heat sink using a clean lint-free cloth.
b. Apply thermal grease on the top of the processor. Use the thermal-grease syringe included with
your processor kit to apply the grease in a thin spiral on top of the processor as shown in the
figure.
CAUTION: Applying too much thermal grease can result in excess grease coming in
contact with and contaminating the processor socket.
Figure 23. Applying thermal grease on the top of the processor
1. processor
3. thermal-grease syringe
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until it is locked in position.
to the unlocked
2. thermal grease