Sun Microsystems Sun Fire X4450 Service Manual page 95

d. Attach an antistatic wrist strap.
See Section 2.7, "Performing Electrostatic Discharge and Antistatic Prevention
Measures" on page
e. Remove the top cover.
See Section 2.8, "Removing the Top Cover" on page
2. Remove the memory tray.
See Section 4.2.1, "Removing the Memory Tray" on page
3. Identify which CPU to remove.
CPU 0 is closest to the PSU bay. CPU 3 is furthest from the PSU bay.
4. Unscrew the four heatsink screws. (
5. Twist the heatsink slightly to break the seal with grease, and then lift off the
heatsink.
6. Disengage the lever by rotating upward.
7. Remove the CPU.
2-9.
FIGURE 4-20
Chapter 4
2-11.
4-11.
)
Servicing Motherboard Components 4-37