78 Chapter4
Field Replaceable Units (FRUs)
Chapter Overview
Chapter Overview
This chapter contains the following main sections:
• Tools Required
• Exchange and Nonexchange Part Numbers
• FRU Removal and Replacement
— Electrostatic Discharge (ESD) Precautions
— Prerequisite Steps for All Removal and Replacement Procedures
— Exploded View Diagram
— Front Bezel and Top Panel
— LCD Panel
— Hard Disk Drives
— Hard disk Drive Backplane
— CD ROM Drive
— Memory DIMMs
— Power Supply
— PCI Cage
— PCI Backplane
— Speaker
— System Board
— Real-Time Clock
WARNING For most of the removal and replacement procedures in this chapter,
you must power off the workstation and unplug the workstation
power cord from the AC power outlet. The exceptions to this are the
removal and replacement of DIMMs and the PCI cage. For these you
only need to power off the workstation.
NOTE To maintain FCC/EMI compliance, verify that all covers are replaced and
that all screws are properly seated.
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