System Board Overview; Before You Begin - Sun Microsystems SPARCclassic Service Manual

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CHAPTER

System Board Overview

This chapter describes how to prepare for replacing the system board and its
components and assemblies when you are replacing parts. Each SPARCclassic/
SPARCclassic X/SPARCstation LX system board is illustrated and their customer
replaceable units (CRUs) identified.
4 "Before You Begin" on page 99
4 "Damage Prevention" on page 100
4 "Handling System Boards and Assemblies" on page 100
4 "Main Logic Board Layouts" on page 102
4 "Identifying Replaceable System Board Components" on page 104

Before You Begin

Before you begin to replace CRUs, make sure you do the following:
4 Halt your system
4 Gather the proper tools
4 Disconnect external peripherals (if any)
4 Open the system unit
4 Attach a wrist strap
Instructions for the procedures listed above are described in Chapter 6, and in
Chapter 7.
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