Seagate Barracuda 36ES ST318417N Product Manual Download Page 8

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Barracuda 36ES Product Manual, Rev. H

6.4.1

Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27

6.4.2

Relative humidity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28

6.4.3

Effective altitude (sea level) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28

6.4.4

Shock and vibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28

6.4.4.1

Shock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28

6.4.4.2

Vibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30

6.4.5

Air cleanliness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30

6.4.6

Acoustics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30

6.4.7

Electromagnetic susceptibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30

6.5

Mechanical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31

7.0

Defect and error management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35

7.1

Drive internal defects. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35

7.2

Drive error recovery procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35

7.3

SCSI systems errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36

8.0

Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37

8.1

Drive ID/option select header . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37
8.1.1

Notes for figures 15, 16, 17, 18, and 19. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42

8.1.2

Function description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43

8.1.3

Drive orientation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .44

8.2

Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .44
8.2.1

Air flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .44

8.3

Drive mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45

8.4

Grounding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45

9.0

Interface requirements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47

9.1

General description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47

9.2

SCSI interface messages supported . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47

9.3

SCSI interface commands supported . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48
9.3.1

Inquiry Vital Product data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52

9.3.2

Mode Sense data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54

9.4

SCSI bus conditions and miscellaneous features supported . . . . . . . . . . . . . . . . . . . . . . . . .61

9.5

Synchronous data transfer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63
9.5.1

Synchronous data transfer periods supported . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63

9.5.2

REQ/ACK offset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63

9.6

Physical interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63
9.6.1

DC cable and connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63

9.6.2

SCSI interface physical description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66

9.6.3

SCSI interface cable requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66

9.6.4

Mating connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67

9.6.4.1

Mating connectors for N model drives . . . . . . . . . . . . . . . . . . . . . . .67

9.6.4.2

Mating connectors for W and LW model drives . . . . . . . . . . . . . . . .69

9.6.4.3

Mating connectors for LC model drives . . . . . . . . . . . . . . . . . . . . . .71

9.7

Electrical description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .78
9.7.1

Multimode—SE and LVD alternatives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .78

9.7.1.1

Single-ended drivers/receivers for N and W models . . . . . . . . . . . .80

9.7.1.2

Single-ended drivers/receivers for LC and LW models . . . . . . . . . .80

9.7.1.3

Low voltage differential I/O circuits. . . . . . . . . . . . . . . . . . . . . . . . . .81

9.7.1.4

General cable characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .81

9.8

Terminator requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .82

9.9

Terminator power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .82

9.10

Disc drive SCSI timing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .83

9.11

Drive activity LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .84

10.0

Seagate Technology support services. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .85

Summary of Contents for Barracuda 36ES ST318417N

Page 1: ...Barracuda 36ES Family ST336737LW LC ST318437LW LC ST318417N W Product Manual Volume 1...

Page 2: ......

Page 3: ...Barracuda 36ES Family ST336737LW LC ST318437LW LC ST318417N W Product Manual Volume 1...

Page 4: ...Barracuda SeaFAX SeaFONE SeaBOARD and SeaTDD are either registered trademarks or trademarks of Seagate Technology LLC Other product names are registered trademarks or trademarks of their owners Seaga...

Page 5: ...ual Volume 2 part number 75789509 Revision Date Writer Engineer Sheets Affected Rev A 12 11 2000 K Schweiss B Reynolds 1 1 v thru ix 1 94 Rev B 02 22 2001 K Schweiss B Reynolds 4 55 57 59 and 80 Rev C...

Page 6: ......

Page 7: ...3 Generalized performance characteristics 9 4 3 Start stop time 10 4 4 Prefetch multi segmented cache control 10 4 5 Cache operation 10 4 5 1 Caching write data 11 4 5 2 Prefetch operation 12 5 0 Reli...

Page 8: ...48 9 3 1 Inquiry Vital Product data 52 9 3 2 Mode Sense data 54 9 4 SCSI bus conditions and miscellaneous features supported 61 9 5 Synchronous data transfer 63 9 5 1 Synchronous data transfer period...

Page 9: ...nfiguration dimensions 33 Figure 15 J6 jumper header for LW and LC models 38 Figure 16 J6 jumper header for N model 39 Figure 17 J5 jumper header on LW and W models only 40 Figure 18 J2 option select...

Page 10: ......

Page 11: ...his manual The SCSI Interface Product Manual part num ber 75789509 describes general SCSI interface characteristics of this and other families of Seagate drives The SCSI Interface Product Manual refer...

Page 12: ...2 Barracuda 36ES Product Manual Rev H...

Page 13: ...properly packaged However it is the user s responsibility to assure that the drive meets the appropriate EMI requirements in their system Shielded I O cables may be required if the enclosure does not...

Page 14: ...Technology International Manufacturing start date 02 2001 Manufacturer nationality Singapore Taiwanese BSMI If this model has two Chinese words meaning EMC certification followed by an eight digit ide...

Page 15: ...utomatic features that relieve the host from the necessity of knowing the physical characteristics of the targets logical block addressing is used The head and disc assembly HDA is sealed at the facto...

Page 16: ...data embedded on each surface to elimi nate mechanical transducer adjustments and related reliability concerns A high performance actuator assembly with a low inertia balanced patented straight arm de...

Page 17: ...servo design Self diagnostics performed when power is applied to the drive 1 1 Interleave Zoned bit recording ZBR Vertical horizontal or top down mounting Dynamic spindle brake 2 048 kbyte data buffe...

Page 18: ...of blocks field A value greater than the maximum number of LBAs is rounded down to the maximum capacity 3 7 Factory installed accessories OEM Standard drives are shipped with the Barracuda 36ES Instal...

Page 19: ...differential LVD interface mode 5 0 to 80 Mbytes sec 5 0 to 160 Mbytes sec ST336737 ST318437 ST318417 Drive capacity 36 954 18 400 18 400 Gbytes formatted rounded off Read write heads 4 2 2 Bytes tra...

Page 20: ...typically excluding an error recovery procedure The Motor Start Command can also be used to command the drive to stop the spindle see SCSI Interface Product Manual part number 75789509 There is no po...

Page 21: ...e configurations which includes their use in the prefetch operation if enabled even when cache operation is disabled see Section 4 5 2 The number of segments may be selected using the Mode Select comm...

Page 22: ...that is prefetched replaces data already in some buffer segment s the host can limit the amount of prefetch data to optimize system perfor mance The max prefetch field bytes 8 and 9 limits the amount...

Page 23: ...recovery procedures without operator interven tion 5 1 2 Read errors Before determination or measurement of read error rates The data that is to be used for measurement of read error rates must be ve...

Page 24: ...drive shall have accumulated at least nine months of operation Data shall be calculated on a rolling average base for a minimum period of six months MTBF is based on the following assumptions 8 760 po...

Page 25: ...I Bus Reset could result in erroneous bus operations The SCSI bus termination and termination power source shall be external to the device being inserted or removed End users should not mix devices wi...

Page 26: ...s are logged and compared to the num ber of total operations for a given attribute The interval defines the number of operations over which to mea sure the rate The counter that keeps track of the cur...

Page 27: ...d Recovered errors will not be reported as diagnostic failures 5 2 8 2 Implementation This section provides all of the information necessary to implement the DST function on this drive 5 2 8 2 1 State...

Page 28: ...Value field in its Self Test Results Log page in non volatile memory The host may use Log Sense to read the results from up to the last 20 self tests performed by the drive The self test results valu...

Page 29: ...to purchase additional boxes Seagate recommends shipping by an air ride carrier experienced in handling computer equipment Product repair and return information Seagate customer service centers are th...

Page 30: ...20 Barracuda 36ES Product Manual Rev H...

Page 31: ...Motor Start Option is enabled and the drive has not yet received a Start Motor command 5 See Section 6 2 1 Conducted Noise Immunity Specified voltage tolerance is inclusive of ripple noise and transi...

Page 32: ...s against inadvertent writing during power up and down Daisy chain operation requires that power be maintained on the SCSI bus terminator to ensure proper termination of the peripheral I O cables To a...

Page 33: ...le 0 0 2 4 6 8 10 12 14 16 0 0 0 5 1 0 1 5 2 0 2 5 3 0 A Seconds AC Envelope 12 Volt Current during spindle start Typical Amperes Nominal average DC curve T0 T3 T1 T2 T5 T4 0 0 2 4 6 8 10 12 14 16 0 0...

Page 34: ...ent profile 0 0 2 4 6 8 10 12 14 16 0 0 0 5 1 0 1 5 2 0 2 5 3 0 A Seconds AC Envelope 12 Volt Current during spindle start Typical Amperes Nominal average DC curve T0 T3 T1 T2 T5 T4 0 0 2 4 6 8 10 12...

Page 35: ...m read operations refer to the following I O rate curve see Figure 7 Locate the typical I O rate for a drive in your system on the horizontal axis and read the corresponding 5 volt current 12 volt cur...

Page 36: ...9 Locate the typical I O rate for a drive in your system on the horizontal axis and read the cor responding 5 volt current 12 volt current and total watts on the vertical axis To calculate BTUs per ho...

Page 37: ...temperatures see note 1 The maximum allowable continuous or sustained temperature for rated MTBF is 113 F 45 C To confirm that the required cooling for the drive is provided place the drive in its fi...

Page 38: ...k not exceeding 63 Gs at a maximum duration of 2 msec half sinewave Shock may be applied in the X Y or Z axis b Non operating The limits of non operating shock shall apply to all conditions of handlin...

Page 39: ...ged in single or multipacks with a gross weight of 20 pounds 8 95 kg or less by Seagate for general freight shipment shall withstand a drop test from 48 inches 1 070 mm against a concrete floor or equ...

Page 40: ...assumes system recovery routines are available c Non operating The limits of non operating vibration shall apply to all conditions of handling and transportation This includes both isolated drives an...

Page 41: ...iguration dimensions See Section 8 3 Drive mounting Figure 12 LW and W mounting configuration dimensions Height 1 000 in 25 4 mm Width 4 000 in 101 6 mm Depth 5 75 in 146 05 mm Weight 1 2 pounds ST336...

Page 42: ...32 Barracuda 36ES Product Manual Rev H Figure 13 LC mounting configuration dimensions 0 Notes 1 2 3 4 5 6 7 8 8 9 88 8 8 8 8 8 8 8 8 Dimension Table 3 2 5 6 4 7...

Page 43: ...Barracuda 36ES Product Manual Rev H 33 Figure 14 N mounting configuration dimensions Notes 0 1 2 3 4 5 6 7 8 8 9 88 8 8 8 8 8 8 8 8 Dimension Table 2 1 4 6 3 7...

Page 44: ...34 Barracuda 36ES Product Manual Rev H...

Page 45: ...such as are required in video applications For addi tional information on this refer to the Error Recovery Page table in the SCSI Interface Product Manual which describes the Mode Select Mode Sense Er...

Page 46: ...default value of FF FF Minimum recovery time limit is achieved by setting the Recovery Time Limit field to 00 01 7 3 SCSI systems errors Information on the reporting of operational errors or faults ac...

Page 47: ...desired operation prior to power on If jumpers are changed after power has been applied recycle the drive power to make the new settings effective Installation instructions are provided by host syste...

Page 48: ...rs retain cover 11 9 7 5 3 1 Drive Activity LED 4 6 Dashed area is optional host circuitry external to the drive connected to host supplied optional usage plug Do not connect anything to pins 13 20 5V...

Page 49: ...SCSI ID 4 SCSI ID 5 SCSI ID 6 SCSI ID 7 L E D R E S R E S Reserved Pin 1 Shipped with cover installed Do not install jumpers retain cover 11 9 7 5 3 1 Drive Activity LED Ground 4 6 Dashed area is opti...

Page 50: ...4P Ground Host 4 Alternate Usage Plug Pins 1 3 5 and 7 are optional connections to switching circuits in host equipment to establish drive ID Remote Switches For ID selection use jumpers as shown or...

Page 51: ...elay Motor Start Enable Remote Motor Start Write Protect Parity Disable Term Power to SCSI Bus S E D S M E W P P D R E S R E S T P 1 Jumper Positions Force single ended bus mode applies to LW model on...

Page 52: ...J5 connector signals conform to SFF 8009 Revision 2 0 Unitized Connector for Cabled Drives signal assignments for auxiliary connectors 2 These signals are also on 80 pin J1 I O connector See tables 1...

Page 53: ...wer connected drive 1 starts after 12 second delay drive 2 starts after 24 second delay etc On On Drive spindle starts when Start Unit command received from host Delayed start feature is overridden an...

Page 54: ...d using the tempera ture measurement guidelines described in Section 6 4 1 Forced air flow may be required to keep temperatures at or below the specified case temperatures in which case the drive shou...

Page 55: ...to 5 25 inch adapter frame verify with Seagate Tech nology that the drive can meet the shock and vibration specifications given herein while mounted in such an adapter frame Adapter frames that are av...

Page 56: ...46 Barracuda 36ES Product Manual Rev H...

Page 57: ...sages supported by the SCSI 2 and SCSI 3 modes of the Barracuda 36ES family drives Table 4 SCSI messages supported by Barracuda 36ES family drives Message name Message code Supported by SCSI 2 3 Abort...

Page 58: ...18h N Copy and verify 3Ah N Format unit 1 04h Y Block Format N Bytes from index Y Physical sector format Y DPRY bit supported N DCRT bit supported Y STPF bit supported Y IP bit supported Y DSP bit su...

Page 59: ...ense 10 same pages as Mode Sense 1Ah 5Ah Y Prefetch 34h N Read 08h Y Read buffer modes 0 2 3 Ah and Bh supported 3Ch Y Read capacity 25h Y Read defect data 10 37h Y Read defect data 12 B7h Y Read exte...

Page 60: ...diagnostics pages 00h Y Translate page 40h Y DST logical unit self test diagnostics Y Set limits 33h N Start unit stop unit spindle ceases rotating 1Ch 1Bh Y Synchronize cache 35h Y Test unit ready 00...

Page 61: ...reflect model of drive The table above shows hex values for Model ST336737LC Values for all models are listed below ST336737LC 33 33 36 37 33 37 4C 43 ST336737LW 33 33 36 37 33 37 4C 57 ST318437LC 33...

Page 62: ...length 14 4 23 Product serial number Y Implemented operating definition page 81h 0 Peripheral qualifier peripheral device type 1 Page code number 81 2 Reserved 00 3 Page length 03 4 SAVIMP 0 current o...

Page 63: ...pages Descriptions of their usage are not available at this time Jumper settings page C2h 0 Peripheral qualifier peripheral device type Y 1 Page code number C2 2 Reserved 00 3 Page length 02 4 SCSI ID...

Page 64: ...hese are hex numbers representing the changeable values for mode page 01 Note that bytes 04 05 06 and 07 are not changeable because those fields are all zeros If some changeable code had a hex value E...

Page 65: ...4 00 00 02 5E 02 00 00 01 00 39 00 57 40 00 00 00 03 CHG 83 16 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 04 SAV 84 16 00 74 9B 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1C 2...

Page 66: ...ns set to the firmware default condition one for drives with the LW interface Drives man ufactured with all other interfaces LC set the Saved value of the PM bit set to the Server mode zero 3 When the...

Page 67: ...4 00 00 02 5E 02 00 00 01 00 39 00 57 40 00 00 00 03 CHG 83 16 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 04 SAV 84 16 00 74 9B 02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1C 2...

Page 68: ...ns set to the firmware default condition one for drives with the LW interface Drives man ufactured with all other interfaces LC set the Saved value of the PM bit set to the Server mode zero 3 When the...

Page 69: ...4 00 00 02 5E 02 00 00 01 00 39 00 57 40 00 00 00 03 CHG 83 16 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 04 SAV 84 16 00 74 9B 02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1C 2...

Page 70: ...ns set to the firmware default condition one for drives with the LW interface Drives man ufactured with all other interfaces LC set the Saved value of the PM bit set to the Server mode zero 3 When the...

Page 71: ...er from SCSI I O cable pin 26 Y Active termination enabled N and W models only N Adaptive caching Y Adaptive read look ahead Y Arbitrating system Y ASYNC burst rate of 5 Mbytes sec single ended Y Asyn...

Page 72: ...me per cylinder N Sparing scheme per track N Sparing scheme per volume Y Sparing scheme per zone Y Strict bit support Y Sustained transfer rate of 3 Mbytes sec single ended N Sync spindles rotational...

Page 73: ...s 22 and 23 show the locations of the DC power connector SCSI interface connector drive select head ers and option select headers Details of the physical electrical and logical characteristics are giv...

Page 74: ...a 36ES Product Manual Rev H Figure 21 N model drive physical interface 50 pin SCSI I O connector Pin 1 SCSI I O Connector Pin 1 DC Power Connector J6 J1 Pin 1P 2P 3P 4P Power 12V 12V ret 5V ret 5V J1...

Page 75: ...Barracuda 36ES Product Manual Rev H 65 Figure 22 LW and W model drive physical interface 68 pin J1 SCSI I O connector Figure 23 LC model drive physical interface 80 pin J1 SCSI I O connector Pin Power...

Page 76: ...s Some type of external termination circuits must be provided for these drives by the end user or designers of the equipment into which the drives will be integrated See Standard X3T10 1302D sections...

Page 77: ...connectors Part numbers for the different type connectors that mate with the various Barracuda 36ES I O connectors are given in the sections following 9 6 4 1 Mating connectors for N model drives N m...

Page 78: ...can be on the end with the terminator the host having no terminator 4 Total interface cable length must not exceed that specified in ANSI document X3T10 1302D including host adapter initiator The cab...

Page 79: ...ctor is keyed by means of its shape see Figure 26 Figure 26 Nonshielded 68 pin SCSI device connector used on W and LW drives Amp Model 786096 7 Female 68 pin panel mount Amp Model 786090 7 Female 68 p...

Page 80: ...interface cable length must not exceed that specified in ANSI document X3T10 1302D including host adapter initiator The cable length restriction limits the total number of devices allowed 5 SCSI ID7 h...

Page 81: ...become too long for safe power transmission to the drive Daisy chain 80 conductor cables should especially not be allowed since the power carrying conductors on the 80 conductor interface were not in...

Page 82: ...72 Barracuda 36ES Product Manual Rev H Figure 28 Nonshielded 80 pin SCSI SCA 2 connector used on LC drives Front View End View Top View Back View...

Page 83: ...onnector contact number 13 Cable conductor number 12 Connector contact number 13 Signal name 1 GND 1 1 2 2 DB0 GND 3 3 4 4 DB1 GND 5 5 6 6 DB2 GND 7 7 8 8 DB3 GND 9 9 10 10 DB4 GND 11 11 12 12 DB5 GND...

Page 84: ...9 10 39 DBP1 GND 6 11 12 40 DB0 GND 7 13 14 41 DB1 GND 8 15 16 42 DB2 GND 9 17 18 43 DB3 GND 10 19 20 44 DB4 GND 11 21 22 45 DB5 GND 12 23 24 46 DB6 GND 13 25 26 47 DB7 GND 14 27 28 48 DBP GND 15 29 3...

Page 85: ...12 40 DB0 DB1 7 13 14 41 DB1 DB2 8 15 16 42 DB2 DB3 9 17 18 43 DB3 DB4 10 19 20 44 DB4 DB5 11 21 22 45 DB5 DB6 12 23 24 46 DB6 DB7 13 25 26 47 DB7 DBP 14 27 28 48 DBP Ground 15 29 30 49 Ground DIFFSN...

Page 86: ...NC 10 6 46 DIFFSNS 8 DB11 7 47 GND DB10 8 48 GND DB9 9 49 GND DB8 10 50 GND I O 11 51 GND REQ 12 52 GND C D 13 53 GND SEL 14 54 GND MSG 15 55 GND RST 16 56 GND ACK 17 57 GND BSY 18 58 GND ATN 19 59 GN...

Page 87: ...6 46 DIFFSNS 8 DB11 7 47 DB11 DB10 8 48 DB10 DB9 9 49 DB9 DB8 10 50 DB8 I O 11 51 I O REQ 12 52 REQ C D 13 53 C D SEL 14 54 SEL MSG 15 55 MSG RST 16 56 RST ACK 17 57 ACK BSY 18 58 BSY ATN 19 59 ATN DB...

Page 88: ...may be used to implement equivalent contact assignments 13 Connector contacts are on 0 100 inch 2 54 mm centers 9 7 Electrical description Barracuda 36ES LW and LC model drives are multimode devices T...

Page 89: ...t characteristics shall additionally conform to EIA RS 485 Figure 29 LVD output signals Input characteristics Each signal Vs received by LVD interface receiver circuits shall have the following input...

Page 90: ...e terminator power is an active circuit which has an input source voltage selected by jumper plug TP See Figure 19 Applies to N and W models 5 Interface signal levels and logical sense at the drive I...

Page 91: ...neral cable characteristics A characteristic impedance of 100 ohm 10 is recommended for unshielded flat or twisted pair ribbon cable However most available cables have a somewhat lower characteristic...

Page 92: ...ween the SCSI I O cable and the drive I O connector or on the end of a short I O cable stub extending past the last cable connector LC drives are designed to be plugged into a backpanel connector with...

Page 93: ...ndent Reselect Identify MSG to Data media T16 4 5 11 Command Dependent Data to Status T17 4 5 15 Command Dependent Status to Command Complete MSG T18 4 5 5 8 15 0 98 s Command Complete MSG to Bus Free...

Page 94: ...2 T31 4 5 13 0 12 s MSG IN Byte Transfer T32 4 5 5 7 8 14 15 0 04 s MSG OUT Byte Transfer T33 4 5 2 0 04 s STATUS Byte Transfer T34 4 5 5 8 15 0 04 s Synchronous Data Transfer Characteristics Request...

Page 95: ...5 toll free 9 A M to 7 P M eastern time Monday through Friday Tape Purchases US customers can purchase Seagate data cartridges tape supplies accessories and select Seagate tape drive products 24 hours...

Page 96: ...87 Warranty Service Call Center Toll free Direct dial FAX Internet USA 1 800 468 3472 1 405 936 1456 1 405 936 1462 Mexico and Latin America 1 405 936 1456 1 405 936 1464 Canada Memofix 1 800 636 6349...

Page 97: ...ervices For Asia Pacific presales and technical support dial the toll free number for your specific country The Asia Pacific toll free numbers are available from 6 00 A M to 10 45 A M and 12 00 P M to...

Page 98: ...88 Barracuda 36ES Product Manual Rev H...

Page 99: ...ulkhead connector 66 bus device reset message 54 bytes per sector 50 bytes surface 9 bytes track 9 C cabinet cooling 44 cable 63 cable length 80 cache 10 11 12 cache buffer 7 cache miss 11 cache mode...

Page 100: ...mounting 31 45 constraints 13 drive orientation 44 drive power 37 drive primary defects list 35 drive SCSI timing 83 drive select header 63 drive spindle 43 drive transfer 11 drive volume 37 drive wa...

Page 101: ...gical 10 logical block 10 11 12 logical characteristics 63 logical segment mode select page 08h 10 low level format 37 low voltage differential LVD drivers and receivers 7 LVD 79 LVD interface receive...

Page 102: ...ower supply voltage 13 power carrying conductor 71 power on 37 78 power on operating hours 14 power on reset 54 power up 22 43 power up hours 14 prefetch 10 11 12 prefetch read look ahead 10 12 prefet...

Page 103: ...single ended drive 80 single ended SCSI driver 80 single ended SCSI receiver 80 site installation 14 software interleave 12 source voltage 80 spare part 14 spindle 22 spindle startup 43 standard day 2...

Page 104: ...te error 13 V vibration 28 30 vital product data 52 volatile memory 54 voltage 10 21 W warranty 7 18 wet bulb temperature 27 wide SCSI Ultra160 interface 5 WP jumper 43 wrap around 11 write caching 11...

Page 105: ......

Page 106: ...Seagate Technology LLC 920 Disc Drive Scotts Valley California 95066 4544 USA Publication Number 75789521 Rev H Printed in USA...

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Seagate Barracuda 36ES ST318417N, Product Manual

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Summary of Contents for Barracuda 36ES ST318417N

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