Western Digital WDE2170, WDE4360 manual Installation and Maintenance

Page 6

Table of ContentsWD Enterprise WDE2170/WDE4360

	3.15.	LED Support	23
	3.16.	Option Block Functions	24
	3.17.	Error Recovery Operations	25
	3.18.	Self-Monitoring, Analysis, and Reporting Technology (S.M.A.R.T.)	25
	3.19. Hot Plug/Unplug Support		26
4.	SCSI INTERFACE AND COMMAND SET		27
5.	THE OPTION BLOCK		28
	5.1.	Physical Characteristics	28
	5.2.	Pin Designation	28
	5.3.	Option Block Pin Assignments	29
	5.4.	SCSI ID Jumper Table	30
6.	SCSI CONNECTORS		31
	6.1.	Power Connectors and Cables	31
	6.2.	SCSI Physical Interface	31
	6.3.	50-Pin SCSI Connector	32
	6.4.	68-Pin SCSI Connector	34
	6.5.	80-Pin (SCA-2) SCSI Connector	36
7.	INSTALLATION AND MAINTENANCE		38
	7.1.	Electrostatic Discharge (ESD) Protection	38
	7.2.	Maintaining the Drive	38
8.	TECHNICAL SUPPORT		39
9.	GLOSSARY		40
10. APPENDIX A. — U NDERSTANDING THE MODEL NUMBER			43
11. INDEX			44

ii

RELEASED 04-08-97

4079-001045 Rev. B

Image 6

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 Physical Specifications WDE2170WDE4360 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 VDCEnvironmental Specifications Shock and Vibration ShockVibration 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 Reliability Specifications Agency Approvals Product SafetyElectromagnetic 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-FlyZoned Recording Headerless FormatLED Support Option Block Functions Error Recovery Operations Hot Plug/Unplug Support Scsi Interface and Command SET Physical Characteristics Pin DesignationOption Block OPTION/SIGNAL Pins Configuration Notes Option Block Pin AssignmentsPins 7 Pins 5 Pins 3 Pins 1 Scsi ID Jumper TablePower Connectors and Cables Scsi ConnectorsScsi 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 Installation and Maintenance Electrostatic Discharge ESD ProtectionMaintaining 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