Oracle Sun Fire X4240, Руководство по обслуживанию

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4-1
C H A P T E R
4
Servicing Motherboard Components
This chapter describes how to replace the motherboard and its components in the
Sun Fire X4240.
Note – Before performing any of the procedures in this chapter, perform the
procedures described in Chapter 2 , Preparing to Service the System .
The following topics are covered in this chapter:
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Section 4.1, “Servicing DIMMs” on page 4-2 (CRU)
■
Section 4.2, “Servicing the Air Duct” on page 4-11 (CRU)
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Section 4.3, “Servicing PCIe Risers” on page 4-15 (CRU)
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Section 4.4, “Servicing PCIe Cards” on page 4-18 (CRU)
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Section 4.5, “Servicing the Battery” on page 4-24 (CRU)
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Section 4.6, “Servicing the Motherboard Assembly” on page 4-27 (FRU)
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Section 4.7, “Servicetool FRU Update Procedures” on page 4-32
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Section 4.8, “Servicing Processors” on page 4-35 (FRU)
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Section 4.9, “Resetting Passwords and Clearing CMOS NVRAM” on page 4-42
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Section 4.10, “Recovering From Corrupt Service Processor Software” on page 4-44
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Section 4.11, “Using the Reset and NMI Switches” on page 4-48
Note – Never attempt to run the server with the covers removed. Hazardous voltage
is present.
Caution – Equipment damage is possible. The covers must be in place for proper air
flow.