AT&T 3B2 Series User manual

NOTICE
The information in this document is subject to change without notice. AT&T assumes no responsibility for any errors that may
appear in this document.
Copyright© 1989 AT&T
All Rights Reserved
Printed in U.s.A.

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• INTEL -Registered trademark of Intel Corporation
• UNIX -Registered trademark of AT&T
• WE -Registered trademark of AT&T
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Table of Contents
1 Introduction 1-1
General
1-1
Manual Organization 1-3
2 Using Diagnostics 2-1
Introduction 2-1
Procedures for Using Diagnostics 2-2
3 System Board Diagnostics 3-1
Introduction 3-1
Version 2 Hardware System Board Diagnostics 3-2
Version 3 Hardware System Board Diagnostics
3-66
4 Multiprocessor Diagnostics 4-1
Introduction 4-1
Phase Descriptions 4-2
5 Cartridge Tape Controller Diagnostics 5-1
Introduction 5-1
Phase Descriptions 5-2
6 Intelligent Serial Controller Diagnostics 6-1
Introduction
6-1
Phase Descriptions 6-2
7 Network Interface Diagnostics 7-1
Introduction 7-1
Phase Descriptions 7-2
TABLE OF CONTENTS

Table of Contents
8 PORTS Diagnostics 8-1
Introduction
8-1
Phase Descriptions 8-2
9 EPORTS Diagnostics 9-1
Introduction
9-1
Phase Descriptions 9-2
10
Remote Management Diagnostics 10-1
Introduction
10-1
Phase Descriptions 10-2
11
Expansion Disk Controller Diagnostics 11-1
Introduction
11-1
Phase Descriptions 11-2
12
Math Accelerator Unit Diagnostics 12-1
Introduction
12-1
Phase Descriptions 12-2
13
Virtual Cache Diagnostics 13-1
Introduction
13-1
Phase Descriptions 13-2
14
Small Computer System Interface Diagnostics 14-1
Introduction 14-1
Phase Descriptions 14-2
15
STARLAN Interface Diagnostics 15-1
Introduction
15-1
Phase Descriptions 15-2
ii OFF-LINE DIAGNOSTIC MANUAL

-------------------------Table of Contents
16 General
Purpose Synchronous Controller
Introduction
Phase Descriptions
Glossary
Index
16-1
16-1
16-2
G-l
1-1
TABLE OF CONTENTS iii

TableofContents--------------------------------------------------------------
iv OFF-LINE DIAGNOSTIC MANUAL

List of Figures
Figure 6-1:
Figure 6-2:
Figure 6-3:
Figure 8-1:
ISC to ASCII Terminal Connection for Debug Operation
ISC Loopback Connection for Phases 15 and 16
ISC Loopback Connection for Phases 17 and 18
Loop
Around Plug Wiring
6-24
6-26
6-30
8-45
LIST OF FIGURES v