Digital Equipment DEC 3000 500X AXP Operating and installation instructions

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DEC 3000
Model 500X AXP
Service Information
EK–HOTPI–SV. A01
April 1993
This guide is a support and reference document for Digital
service personnel who perform maintenance work on
the DEC 3000 Model 500X AXP workstation. The guide
is also intended for Digital customers who have a self-
maintenance agreement with Digital.
This guide is a supplement to DEC 3000 Model 500/500S
AXP Service Information.
This is a new document.
Digital Equipment Corporation

First Edition, April 1993
The information in this document is subject to change without notice and should not
be construed as a commitment by Digital Equipment Corporation. Digital Equipment
Corporation assumes no responsibility for any errors that may appear in this document.
Possession, use, duplication, or dissemination of the software described in this
documentation is authorized only pursuant to a valid written license from Digital or
the third-party owner of the software copyright.
No responsibility is assumed for the use or reliability of software on equipment that is
not supplied by Digital Equipment Corporation.
Copyright © Digital Equipment Corporation 1993
All Rights Reserved.
Printed in U.S.A.
The following are trademarks of Digital Equipment Corporation: Alpha AXP, AXP, DEC,
DECchip, DIGITAL, TURBOchannel, and the DIGITAL logo.

Contents
Preface
1 System Overview
System Overview ................................................. 1–1
Front View ...................................................... 1–6
Rear View ...................................................... 1–8
2 Configuration
Chapter Overview ................................................ 2–1
System Module Jumper Locations . . ................................. 2–2
Internal Cable Routing . . . ......................................... 2–4
Power Cable Routing ............................................. 2–5
3 Using the Console
Chapter Overview ................................................ 3–1
4 Diagnostic Testing
Chapter Overview ................................................ 4–1
5 SCSI Utilities
Chapter Overview ................................................ 5–1
6 Troubleshooting
Chapter Overview ................................................ 6–1
Power or Fan Failures ............................................. 6–2
7 Removing and Replacing FRUs
Chapter Overview ................................................ 7–1
FRU Locations . .................................................. 7–3
Top Cover ...................................................... 7–6
Front Bezel . . . .................................................. 7–8
Side Panels . . . .................................................. 7–10
Rear Bezel ...................................................... 7–12
Audio Module Assembly . . ......................................... 7–14
Lights and Switch Module . ......................................... 7–16
Power Supply . .................................................. 7–18
RZ
xx Disk Drives ................................................. 7–22
TURBOchannel Module . . ......................................... 7–26
Contents–iii

Regulator Module . . .............................................. 7–30
I/O Module ...................................................... 7–33
System Fans .................................................... 7–38
Impingement Fan . . . .............................................. 7–41
Memory Motherboard ............................................. 7–44
Memory Module .................................................. 7–47
System Module .................................................. 7–50
System and Power Cable Routing ................................... 7–57
Appendix A Upgrading Firmware
Overview . ...................................................... A–1
Appendix B Monitor Alignment Diagnostics
Overview . ...................................................... B–1
Appendix C LED Codes and Error/Status Messages
Overview . ...................................................... C–1
Appendix D Recommended Spares List
Recommend Spares List ........................................... D–1
Index
Figures
1–1 Front View ...................................................... 1–6
1–2 Rear View ...................................................... 1–8
2–1 System Module Jumper Locations.................................... 2–2
2–2 Internal Cabling .................................................. 2–4
2–3 Power Cabling ................................................... 2–5
6–1 Regulator Module Connections . ..................................... 6–6
6–2 Power Supply Connections ......................................... 6–7
7–1 FRU Locations (Right Side) ......................................... 7–4
7–2 FRU Locations (Left Side) .......................................... 7–5
7–3 Removing the Top Cover ........................................... 7–7
7–4 Removing the Front Bezel .......................................... 7–9
7–5 Removing the Side Panel........................................... 7–11
7–6 Removing the Rear Bezel .......................................... 7–13
7–7 Removing the Audio Module Assembly. . . ............................. 7–15
7–8 Removing the LSM Module ......................................... 7–17
7–9 Power Supply Cabling ............................................. 7–19
7–10 Removing the Power Supply . . . ..................................... 7–20
Contents–iv

7–11 Removing an RZ xx Drive . . ......................................... 7–23
7–12 Default SCSI ID Settings . . ......................................... 7–24
7–13 Removing a TURBOchannel Module. ................................. 7–27
7–14 Replacing a Slot Plate ............................................. 7–28
7–15 Removing the Regulator Module . . . ................................. 7–31
7–16 I/O Module Port Connections ........................................ 7–34
7–17 Removing the I/O Module (Side View) ................................ 7–35
7–18 I/O Module Jumper Locations ....................................... 7–37
7–19 Removing a System Fan (Bottom) . . ................................. 7–39
7–20 Removing the Impingement Fan ..................................... 7–42
7–21 Removing a Memory Motherboard . . ................................. 7–45
7–22 Memory Module Removal and Replacement . . ......................... 7–48
7–23 System Module Power Connections . ................................. 7–51
7–24 TURBOchannel Connections ........................................ 7–52
7–25 Removing the System Module ....................................... 7–53
7–26 System Module Jumpers Locations . . ................................. 7–55
7–27 Internal Cabling. .................................................. 7–57
7–28 Power Cabling . .................................................. 7–58
Tables
1–1 DEC 3000 Model 500X AXP System (Front) . . ......................... 1–7
1–2 DEC 3000 Model 500X AXP System (Rear) . . . ......................... 1–9
2–1 System Module Jumpers . . ......................................... 2–3
7–1 FRUTable....................................................... 7–3
7–2 I/O Module Jumper Locations ....................................... 7–37
7–3 System Module Jumper Locations. . . ................................. 7–56
D–1 Recommended Spares List ......................................... D–1
Contents–v

Preface
About This Guide
Purpose and
Audience This guide is a support and reference document for Digital service
personnel who perform maintenance work on the DEC 3000
Model 500X AXP workstation. The guide is also intended for
Digital customers who have a self-maintenance agreement with
Digital.
This guide is a supplement to DEC 3000 Model 500/500S AXP
Service Information.
Organization This guide is organized to match the DEC 3000 Model 500/500S
Service Information guide.
Four chapters and one appendix provide new information on the
Model 500X system:
 Chapter 1 provides an overview of the DEC 3000 Model
500X AXP CPU, memory subsystem, and network interface.
 Chapter 2 provides jumper configuration information for the
system module.
 Chapter 6 describes how to troubleshoot power and fan
failures.
 Chapter 7 describes how to remove and replace field
replaceable units (FRUs).
 Appendix D lists FRU part numbers.
Chapter 6 and the remaining chapters and appendices refer you
to DEC 3000 Model 500/500S Service Information:
 Chapter 3, Using the Console
 Chapter 4, Diagnostic Testing
Continued on next page
vii

About This Guide, Continued
 Chapter 5, SCSI Utilities
 Chapter 6, Troubleshooting
 Appendix A, Upgrading Firmware
 Appendix B, Monitor Alignment Diagnostics
 Appendix C, LED Codes and Error/Status Messages
Conventions
Used in This
Guide
This guide uses the following conventions:
Convention Meaning
Note Provides general information on the current topic.
Caution Provides information to prevent damage to
equipment and software.
Warning Provides information to prevent personal injury.
Key Keys and switches that are labeled appear in a
box. For example, Return indicates that you press
the Return key on your terminal.
{ } In command formats, braces contain required
information. The brackets {} are not part of the
syntax and should not be typed.
[ ] In command formats, brackets contain optional
information. The brackets [] are not part of the
syntax and should not be typed.
BOLD Bold type in examples indicates user input.
! Circled numbers provide a link between figures
and text.
Continued on next page
viii

About This Guide, Continued
Related
Documentation The following documents provide additional information about the
DEC 3000 Model 500X AXP workstation:
Document Order Number
DEC 3000 Model 500X AXP Owner’s
Guide EK–D5AXP–OG
DEC 3000 Model 500X AXP Options
Installation Guide EK–D5AXP–PG
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