Service manual

Chapter 2

Diagnostics

This chapter describes diagnostics for the VAX 6000 Model 300 and 400

systems. Sections include:

• Diagnostic Overview

• Self-Test and Additional Power-Up Tests

• ROM-Based Diagnostic Monitor and Its Control

ROM-Based Diagnostic Programs

START Command

START Command Qualiﬁers

RBD Test Printout, Passing

RBD Test Printout, Failing

SUMMARY Command

Sample RBD Session

Running ROM-Based Diagnostics on VAXBI Devices

• VAX Diagnostic Supervisor Programs

Booting the Diagnostic Supervisor from a CD Server

Running VAX/DS

Sample VAX/DS Session

VAX/DS Diagnostics

Diagnostics 2–1