Seagate ST318438LW, ST318418N, ST336938LW, ST336918N manual Index

Page 89

Barracuda 36ES2 Product Manual, Rev. B

79

Index

Symbols

+5 and +12 volt supplies 21

Numerics

50 pin I/O connector 65

68 conductor connector 63

68 pin connector 62, 64

A

AC power 21 access time 8 accessories 7 acoustics 29 activity indicator 68 activity LED 74 actuator 6, 42 actuator assembly 5 address 10

air circulation 42 air cleanliness 29 air flow 26, 42

suggested 42 air inlet 42 altitude 27

altitude and atmospheric pressure 26 ambient 26

ambient temperature 26, 42 ANSI SCSI documents 4 arbitration priority 62, 64 asynchronous interface transfer rate 74 audible noise 3

Australia/New Zealand Standard 4 automatic retry 13

automatic shipping lock 5 average idle current 21 average latency 6

average rotational latency 8, 9

B

background processing 6 bits/inch 8

buffer 9, 10, 11 buffer segment 10, 11 buffer-full 10 buffer-full ratio 10

bus device reset message 52 bytes per sector 48 bytes/surface 8 bytes/track 8

C

cabinet cooling 42

cable 57

cable length 70 cache 9, 10, 11 cache buffer 6 cache miss 10 cache mode 9 cache operation 9, 10 cache operation hit 11 cache segment 10 caching write data 10

Canadian Department of Communications 3 capacities 7

capacity, drive, programmable 7 case temperature 26

CE Marking 3 changeable bit 53 changeable value 52 check condition 52 circuits 69

class B limit 3 command 9, 46

command descriptor block (CDB) 9 command queuing 6 condensation 26, 27 conducted noise immunity 21, 22 connect/disconnect 9

connector 57 connector contact 68 consecutive read operation 11 contiguous blocks of data 11 continuous vibration 29 controller 9

controller overhead 8 controller self test 22 cooling 42

C-Tick Marking 3 current 22, 70 current limiting 22 current profile 22, 23 current requirements 21 current value 52, 53 cylinder boundary 11

D

daisy-chain 22, 62, 64, 70, 72 data correction 13

data transfer period 57 data transfer protocol 6 data transfer rate 8, 9 DC cable and connector 57 DC power 9, 13, 41, 57 DC power connector 57 DC power requirements 21 dedicated landing zone 5 default 40, 41

default mode parameter 35 default value 52, 53

Image 89
Contents Product Manual, Volume Page Product Manual, Volume Page Revision Date Writer/Engineer Sheets Affected Revision status summary sheetPage Contents Installation Defect and error managementSeagate Technology support services Interface requirementsBarracuda 36ES2 Product Manual, Rev. B Vii List of FiguresPage Barracuda 36ES2 family drive ST336938LW shown ScopeBarracuda 36ES2 Product Manual, Rev. B Applicable standards and reference documentation Taiwanese Bsmi Australian C-TickKorean MIC General description Media characteristics Standard featuresPerformance ReliabilityProgrammable drive capacity Factory installed accessoriesOptions factory installed Performance characteristics Prefetch/multi-segmented cache control Ultra2 Scsi Ultra160 ScsiStart/stop time Caching write data Cache operationPrefetch operation Barracuda 36ES2 Product Manual, Rev. B Reliability specifications Preventive maintenance Reliability and serviceService life Service philosophyControlling S.M.A.R.T 7 S.M.A.R.TReporting control Performance impactDetermining rate Predictive failuresDST Failure Definition State of the drive prior to testingImplementation Invoking DSTShort test Function Code 001b Product warrantyExtended test Function Code 010b Log page entriesProduct repair and return information Barracuda 36ES2 Product Manual, Rev. B DC power requirements Physical/electrical specificationsAC power requirements 3 12 V Current profile Power sequencingConducted noise immunity +5 Volt Current during spindle start Typical Amper es Amps Power dissipation ST336938/ST318438 Barracuda 36ES2 Product Manual, Rev. B ST336918/ST318418 Environmental limits TemperatureEffective altitude sea level Barracuda 36ES2 Product Manual, Rev. B Relative humidityShock and vibration ShockRecommended mounting Acoustics Air cleanlinessBarracuda 36ES2 Product Manual, Rev. B Vibration Dimension Table Mechanical specificationsMounting configuration dimensions Barracuda 36ES2 Product Manual, Rev. B Drive internal defects Defect and error managementDrive error recovery procedures Scsi systems errors Configure drive options InstallationFormatting Drive ID/option select headerDo not install jumpers retain cover J6 jumper header for N model J5 jumper header on LW models only J2 option select header for LW models Barracuda 36ES2 Product Manual, Rev. B Barracuda 36ES2 Product Manual, Rev. B Function description Air flow Drive orientationCooling Grounding Barracuda 36ES2 Product Manual, Rev. B Drive mountingBarracuda 36ES2 Product Manual, Rev. B Scsi interface messages supported Interface requirementsScsi interface commands supported Commands supported by Barracuda 36ES2 family drives Barracuda 36ES2 Product Manual, Rev. B Vendor ID Unit serial number page 80h Inquiry Vital Product dataImplemented operating definition page 81h Firmware numbers page C0hJumper settings page C2h Mode Sense data DEF CHG Barracuda 36ES2 Product Manual, Rev. B Condition/features supported Supported Status supported Physical interface DC cable and connector2 REQ/ACK offset Model drive physical interface 50-pin Scsi I/O connector Pin Power Scsi interface cable requirements Scsi interface physical descriptionMating connectors for N model drives Barracuda 36ES2 Product Manual, Rev. B Mating connectorsScsi daisy chain interface cabling for N drives Nonshielded 68 pin Scsi device connector used on LW drives Scsi daisy chain interface cabling for LW drives GND GND DBP1 +DBP1 Multimode-SE and LVD alternatives Multimode signalsElectrical description LVD output signals Input characteristicsReceiver characteristics Transmitter characteristicsSingle-ended drivers/receivers for N models Single-ended drivers/receivers for LW modelsLow voltage differential I/O circuits General cable characteristicsLW drives Terminator power DrivesTerminator requirements Page Following table provides drive activity LED status Drive activity LEDAutomated Services Seagate Technology support services Online ServicesPresales Support Technical SupportEuropean Support Services Customer Service CSOUSA/Canada/Latin America Support Services Call Center Toll-free Direct dial Africa/Middle East Support ServicesAsia/Pacific Support Services Barracuda 36ES2 Product Manual, Rev. B Index Diffsens LED PCB System chassis Barracuda 36ES2 Product Manual, Rev. B