Sun Microsystems Sun Fire X4140, Service Manual

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Chapter 4 Servicing Motherboard Components 4-33
4.8.4 Installing an XOption Processor
1. Prepare the server for service.
a. Power off the server.
See Section 2.4, “Powering Off the Server” on page 2-4 .
b. Disconnect the power cord (or cords) from the power supply (or supplies).
See Section 2.4, “Powering Off the Server” on page 2-4 .
c. Slide the server out of the rack.
See Section 2.5, “Extending the Server to the Maintenance Position” on
page 2-5 .
d. Attach an antistatic wrist strap.
See Section 2.7, “Performing Electrostatic Discharge and Antistatic Prevention
Measures” on page 2-9 .
e. Remove the top cover.
See Section 2.8, “Removing the Top Cover” on page 2-11 .
2. Remove the shipping cover from socket.
3. Clean the top of the processor with the provided alcohol wipe.
4. Place the processor in the socket with the correct orientation.
5. Lower the pressure plate.
Make sure the pressure plate sits flat around the periphery of the processor.
6. Engage the lever by rotating downward and slipping under the catch.
7. Remove the plastic protective cover from heatsink.
Be careful not to disturb or touch the pre-installed thermal interface material.
8. Orient the heatsink so the two screws line up with the mounting studs.
9. Tighten the screws alternately one 1/2 turn until fully seated.
10. Return the server to operation.
a. Install the top cover.
See Section 6.1, “Installing the Top Cover” on page 6-2 .
b. Install the server into the rack.
See Section 6.2, “Reinstalling the Server in the Rack” on page 6-3 .