IBM 7131-105 User manual

COVER Book Cover
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7131 Model 105
SCSI Multi-Storage Tower
User's Guide
Document Number GC26-7095-01
Part Number 21H8721
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7131-105 User's Guide
Book Cover
¦ Copyright IBM Corp. 1995, 1996
COVER - 1

NOTICES Notices
+--- Take Note! -----------------------------------------------------+
¦ ¦
¦ Before using this information and the product it supports, be sure ¦
¦ to read the general information under "Notices" in topic FRONT_1. ¦
¦ ¦
+--------------------------------------------------------------------+
7131-105 User's Guide
Notices
¦ Copyright IBM Corp. 1995, 1996
NOTICES - 1

EDITION Edition Notice
Second Edition (April 1996)
Make sure you are using the proper edition for the level of the product.
Order publications through your IBM representative or the IBM branch serving your locality. If you live in the United States, Puerto Rico, or
Guam, you can order publications through the IBM Software Manufacturing Solutions at 800+879-2755. Publications are not stocked at
the address given below.
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¦ Copyright International Business Machines Corporation 1995, 1996.
All rights reserved.
Note to U.S. Government Users -- Documentation related to restricted rights -- Use, duplication or disclosure is subject to restrictions set
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7131-105 User's Guide
Edition Notice
¦ Copyright IBM Corp. 1995, 1996
EDITION - 1

CONTENTS Table of Contents
COVER Book Cover
NOTICES Notices
EDITION Edition Notice
CONTENTS Table of Contents
FIGURES Figures
FRONT_1 Notices
FRONT_1.1 Safety and Environmental Notices
FRONT_1.1.1 Danger Notices
FRONT_1.1.2 Caution Notices
FRONT_1.1.3 Attention Notices
FRONT_1.1.4 Product Recycling
FRONT_1.1.5 Product Disposal
FRONT_1.1.6 Environmental Design
FRONT_1.2 Electronic Emission Notices
FRONT_1.3 Trademarks
PREFACE About This Guide
PREFACE.1 Terminology
PREFACE.2 Related Publications
1.0 Chapter 1. Overview of the 7131 SCSI Multi-Storage Tower
1.1 Major Features
1.1.1 Choice of Media
1.1.2 Easy Upgrade
1.1.3 Hot-Swap Bay Options
1.1.4 Media Bay Options
1.2 Operating Environment
1.2.1 Physical Specifications
1.2.2 Software Requirements
1.2.3 Line Cord Requirements
2.0 Chapter 2. Preparing for Installation
2.1 Gathering Tools and Information
2.2 Checking the Electrical Outlets
2.3 Checking the Inventory
2.4 Checking the External Machine
2.5 Checking the Internal Machine
3.0 Chapter 3. Installing the 7131 Storage Tower
3.1 Placing the 7131 Storage Tower
3.2 Setting the Address Jumper for a Second 7131 Storage Tower
3.3 Shutting Down the System
3.4 Connecting the SCSI Signal Cable
3.4.1 Connecting a 7131 Storage Tower with a Single-Ended SCSI Cable
3.4.2 Connecting a 7131 Storage Tower with a Differential SCSI Option
3.5 Setting the Voltage Selection Switch
3.6 Connecting the Line Cord
3.7 Powering On the 7131 Storage Tower
3.8 Verifying 7131 Storage Tower Installation
3.9 Relocating the 7131 Storage Tower
3.9.1 Disconnecting the SCSI Signal Cable and SCSI Terminator
4.0 Chapter 4. Using the 7131 SCSI Multi-Storage Tower
4.1 Powering the 7131 Storage Tower On and Off
4.2 Operating a Tape Drive
4.2.1 Loading a Tape Cartridge
4.2.2 Unloading a Tape Cartridge
4.2.3 Cleaning the Tape Drive Heads
4.3 Operating a CD-ROM Drive
4.3.1 Loading a Compact Disc
4.3.2 Unloading a Compact Disc
5.0 Chapter 5. Upgrading the 7131 SCSI Multi-Storage Tower
5.1 Handling Electrostatic Discharge-Sensitive Parts
5.2 Setting Addresses and Connecting SCSI Cables
5.2.1 Setting Address Switches and Pins for the Manual-Plug Devices
5.2.2 Connecting a 7131 Storage Tower with a Single-Ended SCSI
5.2.3 Connecting a 7131 Storage Tower with a Differential SCSI Option
5.3 Removing and Installing Devices in the Media Bays
5.3.1 Opening the 7131 Storage Tower
5.3.2 Closing the 7131 Storage Tower
5.3.3 Removing a Device from the Media Bays
5.3.4 Installing Devices in the Media Bays
5.4 Removing and Installing Hot-Swap Hard Disk Drives
5.4.1 Removing Hot-Swap Hard Disk Drives from the Hot-Swap Bays
5.4.2 Installing Hot-Swap Hard Disk Drives in the Hot-Swap Bays
A.0 Appendix A. Line Cord Requirements
INDEX Index
COMMENTS Reader Comments--We'd Like to Hear from You!
7131-105 User's Guide
Table of Contents
¦ Copyright IBM Corp. 1995, 1996
CONTENTS - 1

FIGURES Figures
1-1. The 7131 SCSI Multi-Storage Tower 1.0
1-2. 7131 Storage Tower Interior View 1.1.1
1-3. Drive Type 1 - SCSI Signal Connector at Top 1.1.4.1
1-4. Drive Type 2 - SCSI Signal Connector at Bottom 1.1.4.2
2-1. View of Weight Safety Label 2.4
2-2. Front View of an Open 7131 Storage Tower 2.5
3-1. The 7131 Storage Tower Front Cover 3.2
3-2. The 7131 Storage Tower Top Cover 3.2
3-3. Setting the SCSI Address 3.2
3-4. One 7131 Storage Tower Connected to One System (Single-Ended
SCSI) 3.4.1
3-5. Rear View of the 7131 Storage Tower 3.4.1
3-6. One 7131 Storage Tower Connected to One System 3.4.2.1
3-7. View of the 7131 Storage Tower SCSI Terminator 3.4.2.1
3-8. One 7131 Storage Tower Connected to Two Systems 3.4.2.2
3-9. SCSI Cable Connections 3.4.2.2
3-10. Two 7131 Storage Towers Connected to One System 3.4.2.3
3-11. Rear View of the 7131 Storage Tower with Upper and Lower SCSI
Connectors (Second 7131 Storage Tower) 3.4.2.3
3-12. Two 7131 Storage Towers Connected to Two Systems 3.4.2.4
3-13. Voltage Selection Switch 3.5
3-14. Line Cord Connection 3.6
3-15. 7131 Storage Tower Power-On Switch 3.7
4-1. 7131 Storage Tower Power On Switch, LED 4.1
4-2. Loading a Tape Cartridge into a Tape Drive 4.2.1
4-3. Loading a Compact Disc into a CD-ROM Drive 4.3.1
5-1. Antistatic Bag 5.1
5-2. Device Addresses 5.2.1
5-3. Address Settings for the Hard Disk Drives 5.2.1.1
5-4. Address Settings for 8mm Tape Drive 5.2.1.2
5-5. 8-Bit 4mm Manual-Plug Tape Drive Type 1 Address Setting 5.2.1.3
5-6. 8-Bit 4mm Manual-Plug Tape Drive Type 2 Address Setting 5.2.1.3
5-7. Address Settings for the CD-ROM Drive 5.2.1.4
5-8. One 7131 Storage Tower Connected to One System (Single-Ended
SCSI) 5.2.2
5-9. Rear View of the 7131 Storage Tower 5.2.2
5-10. One 7131 Storage Tower Connected to One System 5.2.3.1
5-11. View of the 7131 Storage Tower SCSI Terminator 5.2.3.1
5-12. One 7131 Storage Tower Connected to Two Systems 5.2.3.2
5-13. Two 7131 Storage Towers Connected to One System 5.2.3.3
5-14. Setting the SCSI Address 5.2.3.3
5-15. Rear View of the 7131 Storage Tower with Upper and Lower SCSI
Connectors 5.2.3.3
5-16. Two 7131 Storage Towers Connected to Two Systems 5.2.3.4
5-17. The 7131 Storage Tower Front Cover 5.3.1
5-18. The 7131 Storage Tower Top Cover 5.3.1
5-19. SCSI Cable Connections and Screw Locations for Manual-Plug
Devices 5.3.3
5-20. Hard Disk Drive Adapter Bracket 5.3.3
5-21. Hard Disk Drive Adapter Bracket 5.3.4
5-22. SCSI Cable Connections and Screw Locations for Manual-Plug
Devices 5.3.4
5-23. The Hot-Swap Hard Disk Drives and the Hot-Swap Bays 5.4.1
5-24. The Hot-Swap Hard Disk Drives and the Hot-Swap Bays 5.4.2
A-1. Receptacles A.0
7131-105 User's Guide
Figures
¦ Copyright IBM Corp. 1995, 1996
FIGURES - 1

FRONT_1 Notices
References in this publication to IBM products, programs, or services do not imply that IBM intends to make these available in all countries
in which IBM operates. Any reference to an IBM product, program, or serviceis not intended to state or imply that only that IBM product,
program, or servicemay be used. Any functionally equivalent product, program, or service that does not infringe any of the intellectual
property rights of IBM may beused instead of the IBM product, program, or service. The evaluation and verification of operation in
conjunction with other products, except those expressly designated by IBM, are the responsibility of the user.
IBM may havepatents or pending patent applications covering subject matter in this document. The furnishing of this document does not
give you anylicense tothese patents. You can send license inquiries, in writing, to the IBM Director of Licensing, IBM Corporation, 500
Columbus Avenue, Thornwood, NY 10594, U.S.A.
This publication could contain technical inaccuracies or typographical errors.
This publication may refer to products that are announced but not currently available in your country. This publication may alsorefer to
products that have not been announced in your country. IBM makes no commitment to make available any unannounced products
referred toherein. Thefinal decision to announce any product is based on IBM's business and technical judgment.
The drawings and specifications contained herein shall not be reproduced in whole or in part without the written permission of IBM.
IBM has prepared this publication for use by customer personnel for operating and planning for the specific machines indicated. IBM
makes no representations that it is suitable for anyother purpose.
Subtopics
FRONT_1.1 Safety and Environmental Notices
FRONT_1.2 Electronic Emission Notices
FRONT_1.3 Trademarks
7131-105 User's Guide
Notices
¦ Copyright IBM Corp. 1995, 1996
FRONT_1 - 1

FRONT_1.1 Safety and Environmental Notices
Note: For a translation of these danger notices, see External Devices Safety Information, SA26-7003. Use the reference numbers in
parentheses, for example (RSFTD201), at the end of each note to refer to the translated notice.
Subtopics
FRONT_1.1.1 Danger Notices
FRONT_1.1.2 Caution Notices
FRONT_1.1.3 Attention Notices
FRONT_1.1.4 Product Recycling
FRONT_1.1.5 Product Disposal
FRONT_1.1.6 Environmental Design
7131-105 User's Guide
Safety and Environmental Notices
¦ Copyright IBM Corp. 1995, 1996
FRONT_1.1 - 1

FRONT_1.1.1 Danger Notices
A danger notice calls attention to a situation that is potentially lethal or extremely hazardous to people. DANGER
+------------------------------------------------------------------------+
¦ To prevent a possible electrical shock during an electrical storm, do ¦
¦ not connect or disconnect cables or station protectors for ¦
¦ communications lines, display stations, printers, or telephones. ¦
¦ (RSFTD003) ¦
+------------------------------------------------------------------------+
DANGER
+------------------------------------------------------------------------+
¦ To prevent a possible electrical shock from touching two surfaces with ¦
¦ different electrical grounds, use one hand, when possible, to connect ¦
¦ or disconnect signal cables. (RSFTD004) ¦
+------------------------------------------------------------------------+
DANGER
+------------------------------------------------------------------------+
¦ An electrical outlet that is not correctly wired could place hazardous ¦
¦ voltage on metal parts of the system or the products that attach to ¦
¦ the system. It is the customer's responsibility to ensure that the ¦
¦ outlet is correctly wired and grounded to prevent an electrical shock. ¦
¦ (RSFTD201) ¦
+------------------------------------------------------------------------+
DANGER
+------------------------------------------------------------------------+
¦ To prevent a possible electrical shock when adding or removing any ¦
¦ devices to or from the system, ensure that the power cords for those ¦
¦ devices are unplugged before the signal cables are connected or ¦
¦ disconnected. If possible, disconnect all power cords from the ¦
¦ existing system before you add or remove a device. (RSFTD203) ¦
+------------------------------------------------------------------------+
DANGER
+------------------------------------------------------------------------+
¦ To prevent a possible electrical shock when installing the device, ¦
¦ ensure that the power cord for that device is unplugged before ¦
¦ installing signal cables. (RSFTD204) ¦
+------------------------------------------------------------------------+
7131-105 User's Guide
Danger Notices
¦ Copyright IBM Corp. 1995, 1996
FRONT_1.1.1 - 1

FRONT_1.1.2 Caution Notices
A caution notice calls attention to a situation that is potentially hazardous to people because of some existing condition.
7131-105 User's Guide
Caution Notices
¦ Copyright IBM Corp. 1995, 1996
FRONT_1.1.2 - 1

FRONT_1.1.3 Attention Notices
An attention notice indicates the possibility of damage toa program, device, system, or data.
7131-105 User's Guide
Attention Notices
¦ Copyright IBM Corp. 1995, 1996
FRONT_1.1.3 - 1