IBM 5079, 578, 5078, 5074 manual

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C-bus is a trademark of Corollary, Inc. in the United States, other countries, or both.

Java and all Java-based trademarks are trademarks of Sun Microsystems, Inc. in the United States, other countries, or both.

Microsoft, Windows, Windows NT, and the Windows logo are trademarks of

Microsoft Corporation in the United States, other countries, or both.

PC Direct is a trademark of Ziff Communications Company in the United States, other countries, or both and is used by IBM Corporation under license.

ActionMedia, LANDesk, MMX, Pentium, and ProShare are trademarks of Intel

Corporation in the United States, other countries, or both.

UNIX is a registered trademark in the United States and other countries licensed exclusively through The Open Group.

SET and the SET Logo are trademarks owned by SET Secure Electronic Transaction LLC.

Other company, product, and service names may be trademarks or service marks of others.

Electronic Emission Notices

Federal Communications Commission (FCC) Statement

Note: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference, in which case the user will be required to correct the interference at his own expense.

Properly shielded and grounded cables and connectors must be used in order to meet FCC emission limits. IBM is not responsible for any radio or television interference caused by using other than recommended cables and connectors or by unauthorized changes or modifications to this equipment. Unauthorized changes or modifications could void the user’s authority to operate the equipment.

This device complies with Part 15 of the FCC rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and

(2)this device must accept any interference received, including interference that may cause undesired operation.

Responsible Party:

International Business Machines Corporation

New Orchard Road

Armonk, NY 10504

Telephone: 1-919-543-2193

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Contents ERserver Page ERserver Third Edition August Contents Page Safety and Environmental Notices Environmental Design Laser Safety InformationBattery Return Program Product Recycling and DisposalWho should read this book Prerequisite and related informationISeries Navigator How to send your comments Preparing to set up your 5074 or 5079 Expansion Unit Hardware requirementsSite planning considerations for Planning your cable layout Identifying HSL and Spcn CablesPlacing power cords for Planning for redundant link with two expansion units System or expansion unit Configuration rules Configuration rulesPowering down your iSeries system unit Preparing to set up your 5074 or 5079 Expansion Unit Setting up your 0578, 5074, 5078 or 5079 Expansion Unit V5R2 Connecting your 5074 directly to your system unit Setting up your 5074 expansion unitConnecting your 5074 to another expansion unit HSL connections Connecting your 5074 at the beginning of a loopRemove or open the back cover from your 5074. See Appendix a Connecting your 5074 to the middle of a loop Connecting your 5074 to the end of a loop Connecting your 0578 directly to your system unit Setting up your 0578 expansion unitSetting up your 0578, 5074, 5078 or 5079 Expansion Unit V5R2 Setting up your 0578 expansion unit Setting up your 0578, 5074, 5078 or 5079 Expansion Unit V5R2 Connecting your 5079 directly to your system unit Setting up your 5079 Expansion UnitHSL Connections Setting up your 5079 Expansion Unit Connecting your 5079 at the beginning of a loop Connecting your 5079 to another expansion unitConnectors Connecting your 5079 in the middle of a loop Connecting your 5079 to the end of a loop Connect the HSL cable that you installed in b to HSL Yes No Completing your installationSetting up your 0578, 5074, 5078 or 5079 Expansion Unit V5R2 Verifying Your New Configuration Frame Unit Type Number Fault 00-00000 Appendix A. Removing the back covers 820 back cover5074, 830 and 890 back cover Open the back cover on your 5079 by pressing the latch at 840 back coverOpening the 5079 and 840 back cover Accessing units in a rack HSL connector locations Appendix B. Connector LocationsHSL connector locations Appendix B. Connector Locations HSL connector locations Connector locations Connector locationsConnector locations Connector locations Setting up your 0578, 5074, 5078 or 5079 Expansion Unit V5R2 Appendix C. System unit control panel Setting up your 0578, 5074, 5078 or 5079 Expansion Unit V5R2 System unit Rule HSL loop with HSL loop with four external units Spcn loop with HSL loop with Setting up your 0578, 5074, 5078 or 5079 Expansion Unit V5R2 Copyright IBM Corp IBM TrademarksPage Industry Canada Compliance Statement Electronic Emission NoticesIndustry Canada Compliance Statement Setting up your 0578, 5074, 5078 or 5079 Expansion Unit V5R2 How satisfied are you that the information in this book is Readers’ Comments We’d Like to Hear from YouBusiness Reply Mail Page SA41-5149-02

5078, 5079, 578, 5074 specifications

The IBM 5074, 578, 5079, and 5078 are part of IBM's influential line of midrange computer systems that emerged during the late 1970s and early 1980s. These models were pivotal in the evolution of business computing at a time when companies were increasingly adopting automated systems for data processing tasks.

The IBM 5074, also known as the IBM 5100 Series, was particularly notable for being one of the first portable computers, offering a versatile computing environment for both technical and business applications. It featured an impressive combination of hardware and software capabilities, including a built-in keyboard, a screen, and the ability to run various programming languages. Both APL and BASIC were readily available, making it a popular choice for developers and mathematicians alike.

The 578 model was an advanced variant of the 5074, emphasizing enhanced performance and expanded memory capacity. The 578 integrated more sophisticated I/O capabilities, which included diverse connection options for external devices. This system was geared toward small and medium enterprises requiring robust computing power without the complexities of mainframe management.

The IBM 5079, on the other hand, distinguished itself with its unique multi-user capabilities, allowing for simultaneous access by multiple users. This built-in support for multitasking made it a formidable tool in office environments where collaboration and efficient resource sharing were paramount. Its operating system was designed to optimize performance across various applications, facilitating smoother operations in busy work environments.

Lastly, the IBM 5078 served as a bridge between traditional minicomputers and the growing demand for microcomputing solutions. It included critical innovations in processing speed and data handling capabilities, allowing businesses to better manage their operations. With a focus on reliability and uptime, the 5078 was engineered for critical business functions that demanded robust performance in a pragmatic package.

Together, these models underscored IBM's commitment to innovation and adaptability in the computing landscape of the late 20th century. They set the groundwork for future advancements in personal computing and enterprise systems, influencing generations of technology that followed. Their legacy is a testament to the evolution of computing technology, showcasing concrete advancements in capability, efficiency, and user accessibility.
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