HP LH 4, NetServewr, LH4r, LH 3 manual Preface, Purpose of This Guide, Related Documentation

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Preface

Purpose of This Guide

This guide describes the steps you need to perform to convert the HP NetServer LH 3 to the HP NetServer LH 4. This guide includes the following topics:

∙An introduction to the LH 3 and LH 4

∙An explanation of changing the LH 3 configuration to the LH 4 configuration

Related Documentation

The following documents describe the HP NetServer LH 3:

∙HP NetServer LH 3/LH 3r User Guide

∙HP NetServer LH 3/LH 3r Installation Road Map

∙HP NetServer Power Supply Upgrade Kit Guide

∙HP NetServer LH 3/LH 3r Technical Reference Card

∙HP NetServer Online Documentation CD-ROM

Once the LH 3 has been converted to the LH 4 configuration, you should refer to the documentation listed below:

∙The HP NetServer LH 4/LH 4r User Guide

∙The HP NetServer LH 4/LH 4r Installation Road Map

∙HP NetServer LH 4/LH 4r Technical Reference Card

∙HP NetServer Online Documentation CD-ROM

∙All documentation that comes with your rack, such as the Rack Installation Road Map.

∙The Rack Cabling Reference for the HP NetServer LH 4.

∙The user guide for your mass storage units: for example, the HP Rack Storage/8 System Installation Guide.

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Contents HP NetServer LH 3/LH 3r To LH 4/LH 4r Upgrade Guide Audience Assumptions Contents Update the Operating System Related Documentation PrefacePurpose of This Guide Tools You Need Power Supplies NeededPrecautions Page Introduction Installation OverviewChapter Verifying Contents Saving the Current Operating Environment Preparing for Hardware Upgrade For Non-HP Compaq Racks Upgrading the Rack LH 3r ConfigurationFor HP Racks Removing the Bezel and Covers Removing Covers and the CPU BaseboardLH 3r Removing the CPU Baseboard Guide and Air Baffle Removing the LH 3 CPU BaseboardLH 3r CPU Baseboard Components Installing LH 4 ComponentsCPU Baseboard Layout Processor and VRM ConfigurationsVRM Name on Baseboard Installing Processors in Processor Cage Installing ProcessorsOpening the Memory Card Cage Installing MemoryRemoving the Memory Cards Inserting DIMMs into Memory Board Additional Processor, VRM, and Memory Configurations Installing the Chassis Reinforcement BarsInstalling the Chassis Reinforcement Bars Installing the CPU Baseboard in the Chassis Inserting the LH 4 CPU Baseboard into the Chassis Installing the LH 4r in the Rack Installing a Redundant Power SupplyFinishing the Hardware Upgrade Page Updating Firmware Update System FirmwareUpdating Firmware Update the Operating System Chapter HP Repair and Telephone Support Warranty and SupportHardware Warranty Page Regulatory Information Page Backing up disks IndexIndex

LH 4, LH4r, LH 3, NetServewr specifications

The HP NetServer series, particularly the LH models (LH 3, LH 4, and LH 4r), represents a significant advancement in server technology during the late 1990s and early 2000s. These servers were designed for small to medium-sized businesses, providing reliable performance, robust features, and a cost-effective solution for various computing needs.

The HP NetServer LH 3, introduced in 1996, was a dual-processor machine that tapped into the capabilities of the Intel Pentium Pro. It was notable for its scalability, supporting up to 4GB of RAM, which was impressive for its time. Its architecture enabled it to handle multiple workloads simultaneously, making it ideal for web hosting and database applications. The server was equipped with advanced storage options, featuring SCSI interfaces and a range of RAID configurations to ensure data redundancy and speed.

Moving to the LH 4, released in 1997, this model pushed the boundaries further with enhancements in processing power and efficiency. The LH 4 supported Intel’s newer architectures, including the Pentium II processors, boosting performance for demanding applications. Its design emphasized hot-swappable components, allowing for easier maintenance without downtime — a crucial feature for business continuity. The LH 4 supported larger memory configurations, up to 8GB, facilitating more significant data processing tasks and multitasking capabilities.

The HP NetServer LH 4r, a rack-mounted version of the LH 4, provided a compact form factor suitable for environments where space was at a premium. This model was particularly popular among enterprises that required high-density computing solutions. The LH 4r maintained the reliability and performance characteristics of its predecessor while providing additional features such as advanced thermal management and improved network options, including gigabit Ethernet.

Key technologies across these models included HP’s Dynamic Smart Array technology, which optimized data storage and retrieval. The inclusion of Windows NT as a supported operating system ensured compatibility with contemporary applications, enabling businesses to leverage existing software investments.

In summary, the HP NetServer LH series, especially the LH 3, LH 4, and LH 4r models, represented a remarkable evolution in server capabilities. With their robust performance, flexibility, and user-centric features, these servers addressed the burgeoning demands of the business IT landscape, helping organizations achieve their operational goals. Their legacy lives on in the server technologies that continue to evolve today.
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