Compaq manual Enclosure 4200 Family LVD Disk Enclosures User Guide

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I–2

Enclosure 4200 Family LVD Disk Enclosures User Guide

rear view 1–2

safety precautions 6–3weight 6–3

environmental monitoring unit. See EMU. environmental specifications B–4

operating B–4shipping B–4storage B–4

F

fans 1–2 ,1–6 ,5–1 ,5–3DC power 5–2detecting installation 1–4detecting removal 1–4guide post 1–2replacing 5–4

speed 5–3

speed control 5–3status

LED 5–1

LED display 5–4tabs 5–1

FCC Class B Certification A–1functions 1–6

H

high availability 1–3data integrity 1–3fans 1–3

power supply 1–3

host adapter. See SCSI bus controller. hot-pluggable 1–2 ,1–6 ,4–1 ,6–2

I

I/O module 1–2 ,1–6 ,2–1 ,3–1current sensor 3–2

data transfer disable 3–2DC power 5–2detecting installation 1–4detecting removal 1–4power disconnect 3–2power status LED 3–2replacing 3–4

SCSI Bus connectors 3–3single-bus 3–2

status LEDs displays 3–4location 3–3

VHDCI connector 3–3

L

labels certification A–2product 6–1

low voltage differential, See LVD LVD 1–1 ,4–1

P

personal safety 1–6physical specifications

EMU B–3fans B–3

I/O module B–3power supply B–4

pluggable 1–2 ,1–6power 2–4 ,5–1

configurations

Compaq recommended 5–2

dual. See Compaq recommended. high-availability. See Compaq

recommended. options 5–2

redundant. See Compaq recommended. single 5–2

single supply 1–3specifications B–5

power supply 1–2 ,1–3 ,1–6 ,5–1AC input

connector 5–1frequency range 5–2voltage range 5–2

component locations 5–1

DC distribution 5–2outputs 5–2

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Contents Enclosure 4200 Family LVD Disk Enclosures Page Contents Appendix a Glossary Index List of Figures List of Tables O Module About This GuideIntroducing the Enclosure Starting the EnclosureReplacing CRUs Enclosure Power and CoolingAppendix B, Specifications Disk DrivesDescription Documentation ConventionsSymbol Related Publications Related DocumentsIntroducing the Enclosure ChapterDisk Enclosure Rear View Disk Enclosure FeaturesData Integrity Power SuppliesScsi Buses High AvailabilityStatus Monitoring and Display Enclosure LayoutEMU Element Functions Element ReplacementCRU Replacement Methods Major ElementsModule Power Supply-DualPower Supply-Single FanStarting the Enclosure Connecting the Scsi Bus CablesDescription Part Number Meters Feet Scsi Bus CablesLength Description Meters Feet Installing Scsi Bus Cables Applying PowerVerifying Operation Rear Status LEDs Module Single-Bus Module Module Power ProtectionScsi Bus Termination Scsi Bus ConnectorsStatus Displays Disk Enclosure Bay Addresses Replacing an I/O ModuleScsi Address Map Single-Bus Module LED DisplaysTypical 1-Inch Disk Drive Disk DrivesDisk Status Status ReportingDisk LED Status Displays Fault Status Drive Blank Drive PowerReplacing a Disk Power Supply and Fan Assembly Components Enclosure Power and CoolingPower Options Enclosure PowerFans Temperature SensingFan Interface Power Supply and Fan Status Displays Replacing a Power Supply or FanNonoperational Status Ordering a Spare CRU Replacing CRUsESD Protection Basic Replacement ProceduresCommon Replacement Procedures Before starting the replacement procedureReplacing CRUs Replacing a Drive with a Drive Blank Installing a Drive BlankInsert the drive blank part-way into the enclosure FCC Class B Certification Regulatory NoticesCountry-Specific Certifications Denmark Safety DemcoAppendix B SpecificationsFigure B-1. Dimensions-Vertical Orientation Table B-1 Table B-2 Element Physical SpecificationsPower Supply without fan Environmental SpecificationsTable B-3 Operating Specifications Table B-4 Shipping or Short Term Storage SpecificationsTable B-5 AC and DC Power Specifications Power SpecificationsAC Power Specifications Glossary Ambient temperatureEMU RAID Scsi ID Index Enclosure 4200 Family LVD Disk Enclosures User Guide Index

4200 Family specifications

The Compaq 4200 Family represents a pivotal line of desktop computers designed by Compaq, aimed at fulfilling the increasing demand for reliable, efficient computing solutions in both business and home environments in the late 1990s. This series offered a diverse array of models, catering to varying levels of performance and user requirements, ultimately setting a standard for its time.

One of the standout features of the Compaq 4200 series was its robust performance, achieved through the integration of Intel Pentium processors, which delivered superior speed and multitasking capabilities. This made the 4200 family ideal for running productivity software, database applications, and everyday tasks efficiently. Depending on the model, users could choose configurations with varying clock speeds, allowing for tailored performance to meet specific user needs.

The Compaq 4200 Family also incorporated advanced technologies that enhanced user experience. Among these was the implementation of a high-capacity hard drive, which provided ample storage space for documents, applications, and multimedia files. This was complemented by increased RAM options, ensuring smooth performance and the ability to run multiple applications simultaneously without significant lag.

Graphics capabilities were another notable feature of the 4200 series. Many models offered integrated graphics options, allowing users to engage in light gaming and multimedia tasks without the need for additional hardware. Furthermore, the inclusion of PCI slots enabled users to upgrade their systems with dedicated graphics cards, enhancing visual performance for more demanding applications.

For connectivity, the Compaq 4200 Family included a variety of ports, such as USB, serial, and parallel connections, allowing users to easily connect peripherals like printers, scanners, and external storage devices. The inclusion of a built-in modem facilitated internet connectivity, making it convenient for users to access online resources.

Another characteristic of the Compaq 4200 series was its user-friendly design. The systems were constructed with accessibility in mind, featuring easy-to-open cases for upgrades and repairs. Additionally, Compaq provided comprehensive support resources, thereby ensuring that users could easily troubleshoot and maintain their systems.

In conclusion, the Compaq 4200 Family was emblematic of its era, showcasing a blend of impressive performance, flexibility, and user-centric design. It served a wide range of users, from professionals in corporate environments to families requiring dependable home computing solutions, making it a significant player in the landscape of late 1990s computing technology.
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