Silicon Graphics POWER CHALLENGE Manuale utente

Deskside POWER CHALLENGE™and

CHALLENGE™L Owner’s Guide

Document Number 007-1732-050

Deskside POWER CHALLENGE™ and CHALLENGE™ L Owner’s Guide

Document Number 007-1732-050

CONTRIBUTORS

Written by M. Schwenden

Illustrated by Dan Young

Edited by Christina Cary

Production by Lorrie Williams

Engineering contributions by Keith Curts, Jim Bergman, Ron Naminski, David

Bertrand, Steve Whitney, John Kraft, Judy Bergwerk, Rich Altmaier, David North,

Ed Reidenbach and Marty Deneroff

Cover design and illustration by Rob Aguilar, Rikk Carey, Dean Hodgkinson,

Erik Lindholm, and Kay Maitz

This document contains proprietary and conﬁdential information of Silicon

Graphics, Inc. The contents of this document may not be disclosed to third parties,

copied, or duplicated in any form, in whole or in part, without the prior written

permission of Silicon Graphics, Inc.

RESTRICTED RIGHTS LEGEND

Use, duplication, or disclosure of the technical data contained in this document by

the Government is subject to restrictions as set forth in subdivision (c) (1) (ii) of the

Rights in Technical Data and Computer Software clause at DFARS 52.227-7013

and/or in similar or successor clauses in the FAR, or in the DOD or NASA FAR

Supplement. Unpublished rights reserved under the Copyright Laws of the United

States. Contractor/manufacturer is Silicon Graphics, Inc., 2011 N. Shoreline Blvd.,

Mountain View, CA 94039-7311.

Silicon Graphics and IRIS are registered trademarks and CHALLENGE, IRIX,

Extreme, POWER CHALLENGE, and Onyx are trademarks of Silicon Graphics, Inc.

MIPS is a registered trademark and R4400 and R8000 are trademarks of MIPS

Technologies, Inc. UNIX is a registered trademark in the United States and other

countries, licensed exclusively through X/Open Company Ltd. PostScript is a

registered trademark of Adobe Systems, Inc. Sun is a registered trademark of Sun

Microsystems, Inc. VME is a trademark of Motorola. Exabyte is a registered

trademark of Exabyte Corporation. Centronics is a registered trademark of

Centronics Data Computer Corporation.

iii

Contents

List of Figures ixix

List of Tables xixi

About This Guide xiii

Conventions xiv

Compliance Information xv

1. Introducing the Challenge Deskside Servers 1

Features and Options 1

The Challenge Board Set 2

I/O Interfaces 5

Ibus Interface 5

Flat Cable Interface 6

VMEbus Interface 6

SCSI-2 Interface 7

Ethernet Interface 7

Parallel Port 7

Serial Ports 7

System and SCSI Backplanes 8

SCSI I/O Devices 8

System Controller 8

Operating Considerations 9

2. Touring the Chassis 11

Challenge Deskside System I/O Panels and Connectors 13

The I/O Panel 13

Serial and DIN Connectors 17

Enabling Additional Serial Ports 18

Parallel Printer Ports 21

Contents

System Controller 22

SCSI Drive Rack 24

Cooling System 24

Power Supplies 27

3. Getting Started 29

Chassis Components 29

Opening the Front Door 31

Internal Front-Loading Drives 33

SCSI Limitations 33

Powering On the Challenge Deskside System 37

Powering Off the Challenge Deskside System 39

Rebooting Your System 39

4. Installing Optional Peripherals 41

SCSI Configuration 41

Installing and Configuring Additional FLDs 43

Installing a Half-Height FLD 47

Removing an FLD 49

Installing a Full-Height FLD 51

Installing and Using an Optional CD-ROM 55

Installing External SCSI Devices 58

Connecting a Serial Printer 64

Connecting an ASCII Terminal 68

Helpful Serial Port Commands 70

Connecting a Modem 71

Connecting a Parallel Printer 72

5. Having Trouble? 77

Maintaining Your Hardware and Software 77

Hardware Do’s and Don’ts 77

Software Do’s and Don’ts 78

System Behavior 78

Physical Inspection Checklist 79

Contents

Using the System Controller 80

The Power-On Process 81

If the System Hangs 82

System Controller On Functions 82

The Master CPU Selection Menu 85

The Event History Log Menu 85

Boot Status Menu 86

The CPU Activity Display 87

Recovering From a System Crash 88

6. Safety and Comfort 91

Human Factors Guidelines for Setting Up Your Workstation 91

ANSI Standard for VDT Workstations 92

CAD Operator Preferences 93

Tips for Setting Up and Using Your Workstation 94

Facilities Selection 94

Adjusting Your Chair, Work Surface, and Monitor 95

System Usage 95

Electrostatic Discharge 96

A. Hardware Speciﬁcations 97

B. Maintaining Drives 99

Cleaning the 4 mm DAT and 8 mm Tape Drives 99

Archive Python 4320 NT (4 mm DAT Drive) 100

Loading and Unloading Cassettes 100

Removing a Jammed 4 mm Cassette 100

Cleaning the 4 mm DAT Drive 101

Front Panel Lights 101

Care and Cleaning of the Exabyte 8 mm Tape Drive 102

Front Panel Lights 102

Removing a Jammed 8 mm Tape Cartridge 103

CD-ROM Care and Maintenance 104

CD-ROM Environmental Considerations 105

CD-ROM Front Panel Operational Features 106

Contents

150 MB Tape Drive Preventive Maintenance 107

Digital Linear Tape Maintenance 109

Loading a Cleaning Cartridge 110

DLT Tape Cartridge Care and Handling 111

Removing a Jammed Tape Cartridge 112

C. System Controller Messages 113

D. Challenge IO4 PROM, Mezzanine, and Troubleshooting 121

Hardware Configuration Commands 121

Checking and Updating the Hardware Inventory 121

Displaying Information About the Current Hardware Configuration

122

POD (Power On Diagnostics) Mode 123

Environment Variables 123

Booting From an Alternate Device 123

Starting the System Automatically 124

Allowing the System to Boot in Spite of Nonterminal Hardware Failures

125

Restoring Defaults 125

Known Bugs 125

A Spurious CD-ROM Medium Is Displayed During Startup 125

Disk Formatting Fails Using Standalone fx 126

Mezzanine Board Configurations 126

Mezzanine Options Available With One IO4 127

Mezzanine Options Available With Two IO4s 128

Mezzanine Options Available With Three IO4s 129

IO4 Troubleshooting 131

E. Challenge VMEbus Implementation 133

General Information 133

VME Board Dimensions 134

Deskside VME Power and Cooling 134

Exceeding the Normal VME Power Rating Per Slot 134

Special VME Considerations 135

Contents

vii

VME Pins 136

Index 143

List of Figures

Figure In-1 VCCI Information xvi

Figure In-2 CE insignia xvi

Figure 1-1 Challenge Deskside System Functional Block Diagram 4

Figure 2-1 Chassis Front and Rear Views 12

Figure 2-2 Basic I/O Panel Configuration 14

Figure 2-3 Optional Visualization Console I/O Panel Graphics

Connectors 16

Figure 2-4 RS-232 and RS-422 Serial Connectors 18

Figure 2-5 RS-232 Powered 8-Pin DIN Connector 20

Figure 2-6 Challenge Deskside System Controller and Drives Location

Figure 2-7 Chassis Cooling 26

Figure 2-8 Power Receptacle and Circuit Breaker on Rear Panel 28

Figure 3-1 Challenge Deskside Components 30

Figure 3-2 Opening the Chassis Front Door 32

Figure 3-3 Connecting an Ethernet Cable 36

Figure 3-4 Key Switch Positions on the System Controller Front Panel

Figure 4-1 Configuring a Drive Sled Adapter Board (Different

Channels) 45

Figure 4-2 Configuring a Drive Sled Adapter Board (Identical

Channels) 46

Figure 4-3 Installing a Half-Height SCSI Drive on a Sled and Loading

It 48

Figure 4-4 Drive Removal Example 50

Figure 4-5 Pulling Off the Side Panel and Removing the Retaining

Screw 52

Figure 4-6 Installing a Full-Height Front Loading Device 53

Figure 4-7 Deskside Installation Positions for Optional DLT Drives 54

Figure 4-8 Loading a Disc Into the CD-ROM Caddy 56

Figure 4-9 Disc Loaded in Caddy 57

Figure 4-10 CD-ROM Drive Front Panel Controls 58

Figure 4-11 Connecting an External SCSI Device 59

Figure 4-12 Single-Ended 68-Pin Connector 60

Figure 4-13 68-Pin Differential SCSI Connector 62

Figure 4-14 Connecting a Serial Printer or Modem 66

Figure 4-15 Connecting a Parallel Printer Cable 75

Figure 5-1 System Controller Front Panel Components 84

Figure 5-2 Challenge CPU Board Microprocessor Activity Graph

(Histogram) 88

Figure 6-1 Basic Parameters of VDT Workstation Adjustment

(Adapted from ANSI/HFS 100–1988) 92

Figure B-1 Handling a Compact Disc 105

Figure B-2 CD-ROM Drive LED Status Indicators 107

Figure B-3 Cleaning the Tape Head 109

Figure B-4 DLT Cleaning Cartridge 110

Figure D-1 IO4 With VCAM and GCAM 128

Figure D-2 Mezzanine Types Available With Optional Second IO4 129

Figure D-3 Optional Second and Third IO4 Configuration 130

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