Western Digital WDE2170, WDE4360 manual Advanced Features, Product Features

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Description and Features

WD Enterprise WDE2170/WDE4360

1.2.Advanced Features

Product Features

Formatted Capacities of 2.17 GB and 4.36 GB Low-profile 1-Inch (25.4 mm) in Height 7200 RPM Spindle Speed

SCSI-3 SPI Compliant; Ultra Fast/Ultra Fast Wide with SCA-2 interface supported 512 kilobytes Programmable Multi-segmented Data Buffer (1 MB option)

Zoned Recording

Headerless Format

SCAM Plug-N-Play Compliant

Single-ended or Differential SCSI Drivers/Receivers (optional)

Active Termination (available on 50- and 68-pin single-ended drives)

Downloadable Firmware (both interface and servo code)

Embedded Servo

Balanced Spindle

Dynamic Spindle Brake

Vertical or Horizontal Mounting

Performance Features

Media Data Transfer Rate up to 140 Mbits/s

Average Read Seek Time of 8 ms

4.17ms Rotational Latency Command Queuing

Command Reordering (Seek and Rotational) Write/Read Coalescing

Adaptive Caching Algorithm Self-Optimizing Buffer Ratios Adaptive Segmented Cache

Auto-Read Reallocation/Auto-Write Reallocation (ARRE/AWRE) Adaptive Servo Functions

Reliability Features

Self Monitoring and Reporting Technology (S.M.A.R.T.)

Direct Hot-Plug Capability in SCA-2 Configuration

Hardware ECC On-The-Fly Error Correction

CRC Data Buffer Protection

Sector Slipping Defect Management

￿￿Self Diagnostics on Power Up 1,000,000 Hour MTBF Projected

These advanced product features are further defined in section 3. In certain cases we refer you to other documents for additional detail. To obtain a document, contact your local Western Digital sales office, authorized Western Digital reseller, or access the Western Digital web page at www.wdc.com

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RELEASED 04-08-97

4079-001045 Rev. B

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Contents Technical Reference Manual Western Digital 4079-001045 Rev. B Released Escription and F Eatures Installation and Maintenance List of Figures List of Tables Description and Features General DescriptionAdvanced Features Product FeaturesOptions Data Buffer of 1 MegabytePerformance Specifications SpecificationsPhysical Specifications WDE2170 Physical SpecificationsWDE4360 Physical Dimensions Physical Metric Characteristic Dimension ToleranceMechanical Specifications Dimension Inches Millimeters067 069 Mounting Drive Axis Definition ReleasedWDE2170 Current Requirements and Power Dissipation Current Profile WDE2170 +12V Current ProfileBring-Up Sequence Input Voltage RequirementsRipple +12 VDC +5 VDCShock Environmental Specifications Shock and VibrationVibration Operating Vibration Cooling Temperature and HumidityTemperature and Humidity Component Location MaximumAcoustics Mode Typical MaximumAtmospheric Pressure AltitudeDrive Baseplate Thermocouple Location Pcba Thermocouple Locations 4079-001045 Rev. B Released Agency Approvals Product Safety Reliability SpecificationsElectromagnetic Compatibility EMC Embedded Servo Control Compatibility TestingSCSI-3 SPI Compliant Read Caching and Pre-FetchMicrocode Download Command Queuing and ReorderingMedia Defect Management Reed Solomon ECC On-the-FlyHeaderless Format Zoned RecordingLED Support Option Block Functions Error Recovery Operations Hot Plug/Unplug Support Scsi Interface and Command SET Pin Designation Physical CharacteristicsOption Block OPTION/SIGNAL Pins Configuration Notes Option Block Pin AssignmentsPins 7 Pins 5 Pins 3 Pins 1 Scsi ID Jumper TableScsi Connectors Power Connectors and CablesScsi Physical Interface Pin Scsi Connector Drive OutlineSignal Name Pin Number Signal NameIV E O U T L in E SINGLE-ENDED Scsi Connector Differential Scsi Connector Pin SCA-2 Scsi Connector Pin Scsi Connector Pin NumbersSINGLE-ENDED Scsi Connector Electrostatic Discharge ESD Protection Installation and MaintenanceMaintaining the Drive Technical Support Glossary Internal status Glossary WD Enterprise WDE2170/WDE4360 Appendix A. U Nderstanding the Model Number Interface MatrixIndex WD Enterprise WDE2170/WDE4360 Index H0300 4/97

WDE4360, WDE2170 specifications

Western Digital, a leader in data storage, has introduced innovative products like the WDE2170 and WDE4360 drives, which showcase their commitment to cutting-edge technology and reliability. These models are designed for various applications, from personal computing to larger enterprise solutions.

The WDE2170 is a 2TB hard drive positioned for consumers who require substantial storage for multimedia files, documents, and applications. Its interface features a SATA III connection, providing a robust data transfer rate that can reach up to 6Gbps. This speed ensures that users can access their files quickly and efficiently. Notably, the WDE2170 is equipped with a large cache size that enhances its performance during read and write operations. This makes it an excellent choice for gamers and content creators who need rapid access to their files.

On the other hand, the WDE4360 stands out as a 4TB offering, aimed at professionals and businesses requiring higher capacities. It utilizes advanced data management technologies to ensure data integrity and durability. With a focus on security features, the WDE4360 includes built-in encryption options to protect sensitive information. This model also utilizes advanced error recovery technology, which is vital for maintaining data integrity in RAID configurations or server setups.

Both models are built using Western Digital’s proprietary technologies that emphasize reliability and longevity. The drives are designed to withstand rigorous usage scenarios, making them perfect for environments where data access and protection are paramount. Additionally, these drives have low power consumption, which can help reduce operational costs, especially in larger installations.

The overall design of these drives is tailored for optimal performance and heat dissipation, ensuring that they can function effectively even under heavy loads. Western Digital's commitment to quality means that both the WDE2170 and WDE4360 undergo stringent testing processes to meet high standards of reliability before reaching the consumer market.

In conclusion, the Western Digital WDE2170 and WDE4360 are exceptional storage solutions, providing consumers and businesses with the speed, capacity, and reliability they need. These drives exemplify Western Digital's dedication to innovation and quality in the ever-evolving world of data storage. As data requirements continue to grow, these drives are sure to meet the demands of a diverse array of users.