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Asset ID: 1-71-1310356.1
Update Date:2018-05-29
Keywords:

Solution Type  Technical Instruction Sure

Solution  1310356.1 :   How to Replace a Sun Fire X4150, X4250 CPU Heatsink  


Related Items
  • Sun Fire X4150 Server
  •  
  • Sun Fire X4250 Server
  •  
Related Categories
  • PLA-Support>Sun Systems>Sun_Other>Sun Collections>SN-OTH: x64-CAP VCAP
  •  




In this Document
Goal
Solution


Oracle Confidential PARTNER - Available to partners (SUN).
Reason: FRU CAP

Applies to:

Sun Fire X4150 Server - Version Not Applicable and later
Sun Fire X4250 Server - Version Not Applicable to Not Applicable [Release N/A]
Information in this document applies to any platform.

Goal

How to Replace a Sun Fire X4150, X4250 CPU Heatsink.

Solution

DISPATCH INSTRUCTIONS

WHAT SKILLS DOES THE FIELD ENGINEER/ADMINISTRATOR NEED?:
Sun Fire X4150, X4250 Training

TIME ESTIMATE: 90 minutes

TASK COMPLEXITY: 3

FIELD ENGINEER/ADMINISTRATOR INSTRUCTIONS:

PROBLEM OVERVIEW: A Sun Fire X4150, X4250 CPU Heatsink needs replacement

WHAT STATE SHOULD THE SYSTEM BE IN TO BE READY TO PERFORM THE RESOLUTION ACTIVITY? :

Requires a complete shutdown and poweroff of the servers.

WHAT ACTION DOES THE ENGINEER NEED TO TAKE:

It is a good idea to have an estimation of CPU temperatures prior to replacing its heatsink.
If OS is Solaris : # prtdiag -v
Otherwise connect onto BUI (SP ILOM) and browse information tab to get an idea of CPU temperatures.

OBTAIN CUSTOMER ACCEPTANCE

WHAT ACTION DOES THE CUSTOMER NEED TO TAKE TO RETURN THE SYSTEM TO AN OPERATIONAL STATE:
A. Removal of old heatsink
1. Prepare the server for service.
1.a. Power off the server.
1.b. Disconnect the power cords.
1.c. Slide the server out of the rack.
1.d. Attach an antistatic wrist strap.
1.e. Remove the top cover.
2. Remove the heatsink on top of the failed processor (Make sure of CPU location !)
3. Clean off the old thermal interface material from the heatsink and processor,
using the supplied alcohol wipe.

B. Installation of new heatsink
1. Using the supplied grease syringe, empty the syringe on to the processor in a
star shaped pattern.
2. Smooth the grease into a thin even layer on top of the processor.
You can use a piece of plastic bag over your finger.
3. Orient the heatsink so that the two screws line up with the mounting studs
4. Tighten the screws alternately one 1/2 turn until fully seated.

C. Final steps
1. Install the top cover.
2. Install the server into the rack.
3. Reconnect the power cord (or cords) to the power supply (or supplies).
4. Power on the server.

PARTS NOTE:
Figure 4-17 page 4-30 of DocID=820-1852-12 show CPU location

REFERENCE INFORMATION: http://download.oracle.com/docs/cd/E19121-01/


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