Seagate ST39102LW/LC, ST34502LW/LC manual Important safety information and precautions

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Cheetah 9LP Installation Guide, Rev. B

•Turn off the power before removing or installing the DC power cable.

•Do not remove any circuit boards from the drive.

•Never use an ohmmeter on any circuit boards.

•When installing the drive on a carrier or tray, discharge the car- rier or tray prior to inserting it into the system.

Important safety information and precautions

Caution. Use forced-air ventilation when bench-testing the drive to ensure proper cooling of drive components.

Use proper safety techniques for safe, reliable operation of this unit.

The procedures in this manual and labels on the unit contain warnings and cautions that must be carefully read and followed to minimize or eliminate the risk of personal injury. The warnings point out conditions or practices that may endanger you or oth- ers. The cautions point out conditions or practices that may dam- age the unit, possibly making it unsafe for use.

Always observe the following warnings and precautions:

•Follow all cautions and warnings in the procedures.

•Use sound safety practices when operating, installing, or removing the unit.

•Use caution when troubleshooting a unit that has voltages present. Turn off power to the unit before removing it.

•Ensure that the internal temperature of the rack or cabinet does not exceed the limits defined for the drive when the drive is mounted in an equipment rack or cabinet. When units are

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Contents Disc Drive Contents Preface Electrostatic discharge protectionImportant safety information and precautions Page Wichtige Sicherheitshinweise Page Cheetah 9LP Installation Guide, Rev. B Regulatory agency compliance Electromagnetic susceptibilityElectromagnetic compliance for the European Union Seagate Technology support services Online services SeaBOARDFAX services SeaFAXDirect-support services Technical supportCustomer service centers SA DE CV General description Cheetah 9LP family drive LW model shown Characteristics ST39102LW/LC ST34502LW/LC +12 Drive models General informationSingle-ended and low voltage differential modes Scsi ID jumpersPage Drive termination Terminator power Circuits and data path widthsCable characteristics for SE and LVD circuits Pin I/O connection to drive LW model Multiple-drive connection to host adapter Drive model LC with single 80-pin I/O and power connector Providing adequate cooling Kühlung des Systems Suggested air flow Abbildung 7. Empfohlener Luftstromverlauf Mounting the drive and connecting cables Installation des Laufwerkes und Anschluß der KabelCheetah 9LP Installation Guide, Rev. B DC power connector Abbildung 8. Gleichstromanschluß Hinweis Page Mounting configuration dimensions LW model Mounting configuration dimensions LC model Formatting the drive Quick reference desktop system notesPage Setting the Scsi ID jumpers LW drivesTerminating the drive Setting terminator power jumpers Other applicable jumper options Several other jumper options are available as illustratedAlternate ID select and LED connection Drive Active indicator Drive Active LED indicator connections are shown belowLC drives Terminating the drive Other option jumpers are available as illustrated below Drive Active indicator

ST39102LW/LC, ST34502LW/LC specifications

The Seagate ST34502LW/LC and ST39102LW/LC are part of Seagate's esteemed range of hard disk drives, designed primarily for enterprise applications where reliability, performance, and scalability are paramount. These drives belong to the 7200 RPM class, providing a blend of speed and efficiency that facilitates high-throughput data processing necessary for demanding workloads.

One of the key features of the Seagate ST34502LW/LC and ST39102LW/LC is their storage capacity. The ST34502LW/LC offers a capacity of 4.5 GB, while the ST39102LW/LC comes with a slightly larger capacity of 9.1 GB. This substantial storage capability allows businesses to manage vast amounts of data effectively, fitting seamlessly into storage arrays and servers that require large data management systems.

Both models utilize the SCSI interface, which is widely recognized for its robustness and reliability in enterprise environments. The SCSI interface provides a high-speed data transfer rate, ensuring that data can be accessed and processed quickly. These drives are also designed with an average seek time of 9.0 milliseconds, ensuring efficient retrieval of data.

Another significant characteristic of the Seagate ST34502LW/LC and ST39102LW/LC is their advanced error recovery features. They are equipped with Seagate's Adaptive Fault Tolerance and Error Correction Codes (ECC), which helps to minimize data loss and enhance data integrity. This added layer of protection is essential for mission-critical applications where data accuracy is non-negotiable.

The drives feature a 3.5-inch form factor, making them suitable for a wide variety of enterprise chassis configurations. Their design incorporates a low power consumption mode, which is crucial for data centers aiming to reduce energy costs and improve overall efficiency. The drives are also subject to rigorous testing to ensure they meet Seagate's high reliability standards, making them a trusted choice for data centers and businesses.

In summary, the Seagate ST34502LW/LC and ST39102LW/LC hard drives are designed to meet the demanding requirements of enterprise environments. With robust capacities, reliable performance, and advanced features, these drives represent a solid investment for organizations looking to enhance their data storage capabilities while ensuring operational efficiency. Their reliability and efficiency make them an ideal choice for various applications, from high-performance computing to large-scale storage solutions.
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