DEC DECstation 5000 Model 200 Maintenance Manual page 18

To identify failed FRUs, refer to Chapter 4, ''Identifying Failed
FRUs.''
For a description of the hardware, troubleshooting procedures,
and replacement procedures for base system FRUs, refer to
Chapter 5.
For a description of the hardware, troubleshooting procedures,
and replacement procedures for TURBOchannel options, drives,
and monitors, refer to the TURBOchannel Maintenance Guide.
For equipment specifications, refer to Appendix A.
For equipment part numbers and a recommended spares list,
refer to Appendix B.
For an explanation of console commands, refer to Appendix C.
For an explanation of individual system module and memory
module tests, refer to Appendix D.
For information about R3000 CPU registers, refer to
Appendix E.
For an explanation of console commands used by Version PDE3
ROM chips that are in some systems, refer to Appendix G.
For an explanation of individual test commands and error
messages used by VERSIon PDE3 ROM chips, refer to
Appendix G.
About the Scope of This Guide
This guide discusses current DECstation/DECsystem 5000
hardware only. The maintenance guide will be revised as
additional options become available. Some of these future
options are three-dimensional graphics option modules.
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