Sun Oracle Fire X4440, Руководство по обслуживанию

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5-1
C H A P T E R
5
Servicing Infrastructure Boards and
Components
This chapter describes how to replace cold-service, field-replaceable units (FRUs) in
the
Sun Fire X4440
server.
Some of the procedures in this chapter are for customer-replaceable units (CRUs) and
some are for field-replaceable units (FRUs), as noted in the procedures and in the list
below. FRU components should be replaced only by trained service technicians.
Contact your Sun Service representative for assistance with FRU replacements.
The following topics are covered:
■
Section 5.1, “Servicing the Fan Power Boards” on page 5-2 (FRU)
■
Section 5.2, “Servicing the Drives Cage” on page 5-5 (FRU)
■
Section 5.3, “Servicing the Drives Backplane” on page 5-10 (FRU)
■
Section 5.4, “Servicing the Front Control Panel Light Pipe Assembly” on page 5-12
(FRU)
■
Section 5.5, “Servicing the Power Distribution Board (PDB)” on page 5-14 (FRU)
■
Section 5.6, “Servicing the Power Supply Backplane” on page 5-17 (FRU)
■
Section 5.7, “Servicing the Paddle Card” on page 5-19 (FRU)
■
Section 5.8, “Servicing Cables” on page 5-22 (FRU)
■
Section 5.9, “Configuring Disk Controllers” on page 5-42 (FRU)
Caution – Never attempt to run the server with the covers removed. Hazardous
voltage present.
Caution – Equipment damage possible. The covers must be in place for proper air
flow.