Preface
Overview
Purpose and
Audience
This manual is a support and reference document for Digital
Services personnel who perform maintenance work on the
VAXstation 4000 Model 90 workstation. It is also intended for
Digital customers who have a self-maintenance agreement with
Digital.
Organization
This manual is organized as follows:
Chapter 1, System Module, provides an overview of the
Model 90 features, main memory, network interface, and
SCSI controller.
Chapter 2, Firmware, provides information on diagnostic
firmware.
Chapter 3, System Configuration, provides configuration
information on the system box.
Chapter 4, Using the Console, describes system console
commands and using alternate consoles.
Chapter 5, Diagnostic Testing, provides information on
diagnostic testing.
Chapter 6, FRU Removal and Replacement, provides
information on how to remove and replace system field
replaceable units.
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