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SPARCclassic
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Sun Microsystems SPARCclassic Service Manual page 8
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
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Replacing the Diskette Drive
98
10.
System Board Overview
99
Before You Begin
99
Damage Prevention
100
Handling System Boards and Assemblies
100
Main Logic Board Layouts
102
Identifying Replaceable System Board Components
104
11.
Main Logic Board and Component Replacement
107
SBus Cards
107
Removing SBus Cards
107
Replacing SBus Cards
110
Video SIMM (VSIMM)
113
Removing the VSIMM
113
Replacing the VSIMM
115
DRAM Single In-line Memory Modules (DSIMMs)
117
DSIMM Configurations 117
Removing a DSIMM
120
Replacing a DSIMM
122
Main Logic Board
124
Main Logic Board Voltage Test Points
125
Before Replacing the Main Logic Board
128
Removing the Main Logic Board
132
Installing the New Main Logic Board
136
Nonvolatile RAM (NVRAM)
138
Removing the NVRAM
138
Replacing the NVRAM
140
SPARCstation LX ISDN Jumper Settings
140
12.
Illustrated Parts Breakdown
143
SPARCclassic/SPARCclassic X/SPARCstation LX Service Manual ♦ Revision A, November 1993
vii
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Table of Contents
Troubleshooting
Troubleshooting Overview
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Troubleshooting Procedures
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Sparcstation lx
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