Compaq 4200 Family manual Enclosure Layout, Status Monitoring and Display

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1–4 Enclosure 4200 Family LVD Disk Enclosures User Guide

Status Monitoring and Display

The major status monitoring capabilities of these enclosures include:

■Displaying the enclosure status on the enclosure LEDs

■Displaying the element status on the power supply, EMU, drive, and I/O module LEDs

■Detecting the installation of a fan, power supply, drive, or I/O module

■Detecting the removal of a fan, power supply, drive, or I/O module

■Sensing enclosure temperatures

■Sensing power supply voltage, current, and total power

The EMU user guide desc ibes the functions and features of the EMU.

Enclosure Layout

The physical layout of the enclosure is the same whether in a rack or a tower. The drives mount in the bays in the f ont of the enclosure. These bays are numbered from the left

(bay 1) to he right (bay r, see Figure –3). The common method of referring to a drive is by the bay number. The drive in bay 1is drive 1, the drive in bay 8is drive 8, and so forth.

At location tare the three enclosure status LEDs.

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Contents Enclosure 4200 Family LVD Disk Enclosures Page Contents Appendix a Glossary Index List of Figures List of Tables About This Guide Introducing the EnclosureStarting the Enclosure O ModuleEnclosure Power and Cooling Appendix B, SpecificationsDisk Drives Replacing CRUsDocumentation Conventions DescriptionSymbol Related Documents Related PublicationsChapter Introducing the EnclosureDisk Enclosure Features Disk Enclosure Rear ViewPower Supplies Scsi BusesHigh Availability Data IntegrityEnclosure Layout Status Monitoring and DisplayEMU Element Replacement CRU Replacement MethodsMajor Elements Element FunctionsPower Supply-Dual Power Supply-SingleFan ModuleConnecting the Scsi Bus Cables Starting the EnclosureScsi Bus Cables Description Part Number Meters FeetLength Description Meters Feet Installing Scsi Bus Cables Applying PowerVerifying Operation Rear Status LEDs Module Module Power Protection Single-Bus ModuleScsi Bus Termination Scsi Bus ConnectorsStatus Displays Replacing an I/O Module Scsi Address MapSingle-Bus Module LED Displays Disk Enclosure Bay AddressesDisk Drives Typical 1-Inch Disk DriveDisk Status Status ReportingDisk LED Status Displays Fault Status Drive Power Drive BlankReplacing a Disk Enclosure Power and Cooling Power Supply and Fan Assembly ComponentsEnclosure Power Power OptionsFans Temperature SensingFan Interface Power Supply and Fan Status Displays Replacing a Power Supply or FanNonoperational Status Replacing CRUs Ordering a Spare CRUBasic Replacement Procedures Common Replacement ProceduresBefore starting the replacement procedure ESD ProtectionReplacing CRUs Installing a Drive Blank Replacing a Drive with a Drive BlankInsert the drive blank part-way into the enclosure Regulatory Notices FCC Class B CertificationDenmark Safety Demco Country-Specific CertificationsSpecifications Appendix BFigure B-1. Dimensions-Vertical Orientation Table B-2 Element Physical Specifications Table B-1Environmental Specifications Table B-3 Operating SpecificationsTable B-4 Shipping or Short Term Storage Specifications Power Supply without fanTable B-5 AC and DC Power Specifications Power SpecificationsAC Power Specifications Ambient temperature GlossaryEMU 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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