Seagate Cheetah ST173404FC Product Manual Download | Manualshive

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Cheetah 73FC Product Manual, Rev. C

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Summary of Contents for Cheetah ST173404FC

Page 1: ... Cheetah 73FC Disc Drive ST173404FC FCV Product Manual Volume 1 ...

Page 2: ......

Page 3: ... Cheetah 73FC Disc Drive ST173404FC FCV Product Manual Volume 1 ...

Page 4: ...y LLC Cheetah SeaFAX SeaFONE SeaBOARD and SeaTDD are either trademarks or registered trademarks of Seagate Technology LLC or one of its subsidiaries All other trade marks or registered trademarks are the property of their respective owners No part of this publication may be reproduced in any form without written permission from Seagate Technology LLC Printed in the United States of America ...

Page 5: ...vision Date Writer Engineer Sheets Affected A 7 27 2000 L Newman G Velaski 1 1 v thru viii 1 thru 68 B Class A Release 8 24 2000 L Newman G Velaski Page 10 C 8 29 2000 L Newman G Velaski Pages 6 9 10 38 39 40 43 45 46 49 52 57 and 58 ...

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Page 7: ...10 4 3 Start stop time 10 4 4 Prefetch multi segmented cache control 10 4 5 Cache operation 11 4 5 1 Caching write data 11 4 5 2 Prefetch operation 12 5 0 Reliability specifications 13 5 1 Error rates 13 5 1 1 Environmental interference 13 5 1 2 Interface errors 13 5 1 3 Write errors 13 5 1 4 Seek errors 14 5 2 Reliability and service 14 5 2 1 Mean time between failure MTBF 14 5 2 2 Field failure ...

Page 8: ... Fibre Channel port login accept 39 9 1 6 Fibre Channel Process Login 39 9 1 7 Fibre Channel Process Login Accept 39 9 1 8 Fibre Channel fabric login 40 9 1 9 Fibre Channel fabric accept login 41 9 1 10 Fibre Channel Arbitrated Loop options 42 9 2 Dual port support 42 9 3 SCSI commands supported 43 9 3 1 Inquiry data 46 9 3 2 Mode Sense data 46 9 4 Miscellaneous operating features and conditions 4...

Page 9: ...4 Figure 6 Locations of PCBA components listed in Table 2 25 Figure 7 Recommended mounting 27 Figure 8 Mounting configuration dimensions 29 Figure 9 Physical interface 33 Figure 10 LED indicator connector 34 Figure 11 Air flow 35 Figure 12 Physical interface 50 Figure 13 Port bypass circuit physical interconnect 50 Figure 14 FC AL SCA device connector dimensions 51 Figure 15 J6 connector dimension...

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Page 11: ...upport the Fibre Channel Arbitrated Loop and SCSI Fibre Channel Protocol specifica tions to the extent described in this manual The Fibre Channel Interface Manual part number 77767496 describes the general Fibre Channel Arbitrated Loop characteristics of this and other Seagate Fibre Channel drives Figure 1 Cheetah 73FC family disc drive ...

Page 12: ...2 Cheetah 73FC Product Manual Rev C ...

Page 13: ...en 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 provide adequate shielding If the I O cables are external to the enclosure shielded cables should be used with the shields grounded to the enclosure and to the host con troller 2 1 1 1 Electromagne...

Page 14: ...FC PH 2 Fibre Channel Physical and Signaling Interface 2 X3 303 1998 FC PH 3 Fibre Channel Physical and Signaling Interface 3 X3 272 1996 FC Arbitrated Loop FC AL X3 269 1996 Fibre Channel Protocol for SCSI FCP NCITIS TR 19 Private Loop SCSI Direct Attach NCITIS TR 20 Fabric Loop Attachment FC FLA SFF 8045 Specification for 40 pin SCA 2 Connector with Parallel Selection SFF 8067 Specification for ...

Page 15: ...free HDA environment See Figure 2 for an exploded view of the drive Never disassemble the HDA This exploded view is for informa tion only Do not attempt to service items in the sealed enclosure heads media actuator etc as this requires special facilities The drive contains no parts replaceable by the user and opening the HDA for any reason voids your warranty Figure 2 Cheetah 73FC disc drive Cheet...

Page 16: ...n Reed Solomon error correction code Sealed head and disc assembly HDA No preventive maintenance or adjustments required Dedicated head landing zone Automatic shipping lock Embedded Grey Code track address to eliminate seek errors Self diagnostics performed at power on 1 1 interleave Zone bit recording ZBR Vertical horizontal or top down mounting Dynamic spindle brake 4 096 kbyte data buffer 16 38...

Page 17: ...e capacity to the value in the Number of Clocks 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 Cheetah 73FC Installation Guide part number 83329483 and the Safety and Regulatory Agency Specifications page part number 75789512 3 8 Factory installed options You may order the foll...

Page 18: ...8 Cheetah 73FC Product Manual Rev C ...

Page 19: ...msec 4 2 Seek performance characteristics 4 2 1 Access time 4 2 2 Format command execution time for 512 byte sectors Including controller overhead without disconnect 1 2 msec 1 Execution time measured from receipt of the command to the FCP Response 2 Assumes no errors and no sector has been relocated Not including controller overhead without disconnect 1 2 msec Read Write Read Write Average Typica...

Page 20: ...ost sends the Mode Select command with the proper values in the applicable bytes in page 08h Prefetch and cache operations are independent features from the standpoint that each is enabled and disabled independently using the Mode Select command however in actual opera tion the prefetch feature overlaps cache operation somewhat as described in sections 4 5 1 and 4 5 2 All default cache and prefetc...

Page 21: ...th the Mode Select Disconnect Reconnect parameters page 02h 3 If the prefetch feature is enabled refer to section 4 5 2 for operation from this point Case B A Read command requests data and the first logical block is not in any segment of the cache 1 The drive fetches the requested logical blocks from the disc and transfers them into a segment and then from there to the host in accordance with the...

Page 22: ...red in the buffer for immediate transfer from the buffer to the host on subsequent Read commands that request those logical blocks this is true even if cache opera tion is disabled Though the prefetch operation uses the buffer as a cache finding the requested data in the buffer is a prefetch hit not a cache operation hit To enable Prefetch use Mode Select page 08h byte 12 bit 5 Disable Read Ahead ...

Page 23: ...cover the data as transmitted by the device port connected to the receiver The error may be detected as a running disparity error illegal code loss of word sync or CRC error The total error rate for a loop of devices is the sum of the individual device error rates 5 1 3 Write errors Write errors can occur as a result of media defects environmental interference or equipment malfunction Therefore wr...

Page 24: ...ifications See Section 6 4 Environmental limits The MTBF target is specified as device power on hours POH for all drives in service per failure The following expression defines MTBF Estimated power on operating hours means power on hours per disc drive times the total number of disc drives in service Each disc drive must have accumulated at least nine months of operation Data is calculated on a ro...

Page 25: ...or hot plugged The control line to an optional port bypass circuit external to the drive defaults to the Enable Bypass state If the bypass circuit is present the next device in the loop will continue to receive the output of the previous device to the newly inserted device If the bypass circuit is not present loop operation is temporarily disrupted until the next device starts receiving the output...

Page 26: ...ntrolled by the MRIE bits in the Informational Exceptions Control mode page 1Ch Subject to the reporting method the firmware will issue to the host an 01 5Dxx sense code The error code is preserved through bus resets and power cycles Determining rate S M A R T monitors the rate at which errors occur and signals a predictive failure if the rate of degraded errors increases to an unacceptable level ...

Page 27: ...be reported regardless of the number of retries required to recover the data The following conditions are considered DST failure conditions Seek error after retries are exhausted Track follow error after retries are exhausted Read error after retries are exhausted Write error after retries are exhausted Recovered errors will not be reported as diagnostic failures 5 2 9 2 Implementation This sectio...

Page 28: ...nitialized as follows 1 The Function Code field is set to the same value as sent in the DST command 2 The Self Test Results Value field is set to Fh 3 The drive will store the log page to non volatile memory After a self test is complete or has been aborted the drive updates the Self Test Results Value field in its Self Test Results Log page in non volatile memory The host may use Log Sense to rea...

Page 29: ...your original box Seagate approved containers are easily identified by the Seagate Approved Package label Shipping a drive in a non approved container voids the drive warranty Seagate service centers may refuse receipt of components improperly packaged or obviously damaged in transit Contact your authorized Seagate distributor to purchase additional boxes Seagate recommends ship ping by an air rid...

Page 30: ...20 Cheetah 73FC Product Manual Rev C ...

Page 31: ...is defined as random 8 block reads at 190 I Os per second Current and power speci fied at nominal voltages Decreasing 5 volt supply by 5 increases 5 volt current by 2 9 Decreasing 12 volt supply by 5 increases 12 volt current by 2 7 During idle the drive heads are relocated every 60 seconds to a random location within the band from track zero to one fourth of maximum track General DC power require...

Page 32: ...file The cur rent during the various times is as shown T0 Power is applied to the drive T1 Controller self tests are performed T2 Spindle begins to accelerate under current limiting after performing internal diagnostics T3 Spindle is up to speed and the Head Arm restraint is unlocked T4 The adaptive servo calibration sequence is performed Note All times and currents are typical See Table 1 for max...

Page 33: ...Rev C 23 Figure 4 Typical Cheetah 73FC drive 5V current profile 0 4 8 12 16 20 24 28 32 0 0 0 5 1 0 A 1 5 Seconds Average value of waveform Envelope of waveform 5 Volt Current during spindle start Typical Amperes T2 T1 T4 T3 T5 T0 ...

Page 34: ...hat the temperatures at the locations specified in Table 2 are not exceeded Air flow may be needed to achieve these temperature val ues see Section 8 4 and 8 4 1 Operation at case temperatures above these values may adversely affect the drives ability to meet specifications The MTBF specification for the drive is based on operating in an environment that ensures that the case temperatures specifie...

Page 35: ...the drive 2 Measure HDA temp at point labeled HDA on Figure 6 3 PCB mounted integrated circuit case b Non operating 40 to 158 F 40 to 70 C package ambient with a maximum gradient of 36 F 20 C per hour This specification assumes that the drive is packaged in the shipping container designed by Seagate for use with drive Figure 6 Locations of PCBA components listed in Table 2 Items in Figure 6 Maximu...

Page 36: ... The drive as installed for normal operation shall operate error free while subjected to intermittent shock not exceeding 65 0 Gs at a maxi mum duration of 2 msec half sinewave Shock may be applied in the X Y or Z axis b Operating abnormal Equipment as installed for normal operation does not incur physical damage while subjected to intermit tent shock not exceeding 40 Gs at a maximum duration of 1...

Page 37: ...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 equivalent Figure 7 Recommended mounting Package size Packaged product weight Drop height 600 cu in 9 800 cu cm Any 60 in 1524 mm 600 1800 cu in 9 800 19 700 cu cm 0 20 lb 0 to 9 1 kg 48 in 1219 mm 1800 ...

Page 38: ...le Translational random flat profile 10 400 Hz 1 2 GRMS c Non operating The limits of non operating vibration shall apply to all conditions of handling and transportation This includes both isolated drives and integrated drives The drive shall not incur physical damage or degraded performance as a result of continuous vibration not exceeding 5 22 Hz 0 040 inches 1 02 mm displacement 22 400 Hz 2 00...

Page 39: ...F 1 D E C G P X X U A M Z Z X N Mounting holes are 6 32 UNC 2B three on each side and four on the bottom Max screw penetration into side of drive is 0 15 in 3 81 mm Max screw tightening torque is 6 0 in lb 3 32 nm with minimum full thread engagement of 0 12 in 3 05 mm Notes 1 Inches A B C D E F G H J K L M N P R S T U 42 01 147 00 101 60 92 25 3 18 44 45 41 28 28 50 101 60 6 35 41 60 4 60 1 20 41 ...

Page 40: ...30 Cheetah 73FC Product Manual Rev C ...

Page 41: ...rror recovery procedures used depend on the options previously set in the Error Recovery Parameters mode page Error recovery and defect management may involve using sev eral SCSI commands described in the Fibre Channel Interface Manual The drive implements selectable error recovery time limits required in video applications The error recovery scheme supported by the drive provides a way to control...

Page 42: ...tarts on each command Therefore each command s total recovery time is subject ot he recovery time limit Note A recovery time limit of 0 will use the drive s default value of FF FF Minimum recovery time limit is achieved by setting the Recovery Time Limit field to 00 01 7 3 FC AL system errors Information on the reporting of operational errors or faults across the interface is given in the Fibre Ch...

Page 43: ...n If you set the AL_PA on the backpanel to a value of 0 the system issues a unique soft assigned physical address auto matically Loop initialization is the process used to verify or obtain an address The loop initialization process is per formed when power is applied to the drive when a device is added or removed from the Fibre Channel loop or when a device times out attempting to win arbitration ...

Page 44: ...re ferred mounting orientations 8 4 Cooling Cabinet cooling must be designed by the customer so that the ambient temperature immediately surrounding the drive will not exceed temperature conditions specified in Section 6 4 1 Temperature Specific consider ation should be given to make sure adequate air circulation is present around the printed circuit board PCB to meet the requirements of Section 6...

Page 45: ...face stiffness is 80 lb in 14 0 N mm The following equation and paragraph define the allowable mounting surface stiffness where K is the mounting surface stiffness units in lb in or N mm and X is the out of plane surface distortion units in inches or millimeters The out of plane distortion X is determined by defining a plane with three of the four mounting points fixed and evaluating the out of pl...

Page 46: ...tri cally isolating shock mounts If it is desired for the system chassis to not be connected to the HDA PCBA ground the systems integrator or user must provide a nonconductive electrically isolating method of mount ing the drive in the host equipment Increased radiated emissions may result if you do not provide the maximum surface area ground connection between system ground and drive ground This ...

Page 47: ...nse codes returned for task management functions supported Table 4 Link services supported Type of frame Link service Basic link service frames Abort Sequence ABTS Basic link service reply frames Basic_Accept BA_ACC Basic_Reject BA_RJT Extended link service frames N_Port Login PLOGI Fabric Login FLOGI Logout LOGO Process Login PRLI Process Logout PRLO Read Link Status RLS Fabric Address Notificati...

Page 48: ...g offset Must 1 Random relative offset Not checked Port Login Accept will return a 0 not supported Valid version level x N_Port F_Port Must 0 N_Port Alternate credit model Must 1 Other bits reserved xxx XX FS Receive buffer field size The FS field in the common and Class 3 parameters is checked for the range 128 FS 2 112 and a multiple of four bytes For multiple frame sequences all frames but the ...

Page 49: ...0 00 00 00 00 00 00 00 Class 1 48 51 00 00 00 00 52 63 00 00 00 00 00 00 00 00 00 00 00 00 Class 2 64 67 00 00 00 00 68 79 80 00 00 00 00 00 FS FS 00 FF 00 00 Class 3 80 83 00 01 00 00 84 95 00 00 00 00 00 00 00 00 00 00 00 00 Reserved 96 99 00 00 00 00 100 111 00 00 00 00 00 00 00 00 00 00 00 00 Vendor 112 115 00 00 00 00 Version FS Receive buffer field size The drive returns and uses the receive...

Page 50: ...0 00 00 Class 1 48 51 00 00 00 00 52 63 00 00 00 00 00 00 00 00 00 00 00 00 Class 2 64 67 00 00 00 00 68 79 80 00 00 00 00 00 08 40 00 00 00 00 Class 3 80 83 00 00 00 00 84 95 00 00 00 00 00 00 00 00 00 00 00 00 Reserved 96 99 00 00 00 00 100 111 00 00 00 00 00 00 00 00 00 00 00 00 Vendor 112 115 00 00 00 00 Version UI Unique identifier This 24 bit field is uniquely assigned to the drive This same...

Page 51: ...checked The FC AL drive uses BB Credit of zero 0 CF Common features This binary field selects the common features requested by the fabric login MSB Continuously increasing offset x Random relative offset x Valid version level x N_Port F_Port Must 1 F_Port Alternate credit model Must 1 Other bits reserved xxx XX FS Receive buffer field size The FS field in the common and Class 3 parameters is check...

Page 52: ...revent an address conflict Note When a ST173404FC drive is connected in loops with these previous Seagate FC drive products Barracuda 4LP FC ST32171FC ST34371FC and ST34571FC Barracuda 9FC ST19171FC Cheetah 4LP FC ST34501FC Cheetah 9FC ST19101FC the connection of Port A and B for these products must follow the requirements in their product manu als Subject to buffer availability the Cheetah 73FC d...

Page 53: ...page Y Firmware numbers page Y Date code page Y Jumper settings page 15h Y Mode select same pages as Mode Sense command shown below 3 16h Y Reserve N 3rd party reserved N Extent reservation 17h Y Release 18h N Copy 1Ah Y Mode sense Y Unit attention page 00h Y Error recovery page 01h Y Disconnect reconnect control page 02h Y Format page 03h Y Rigid disc drive geometry page 04h Y Verify error recove...

Page 54: ...arch data equal 32h N Search data low 33h N Set limits 34h N Prefetch 35h Y Synchronize cache 36h N Lock unlock cache 37h Y Read defect data 39h N Compare 3Ah N Copy and verify 3Bh Y Write buffer Y Write combined header and data mode 0 Y Write data mode 2 N Download microcode mode 4 Y Download microcode and save modes 5 N Download microcode with offsets mode 6 Y Download microcode with offsets and...

Page 55: ...cial request 40h N Change definition 41h Y Write same N PBdata N LBdata 42 4Bh N Not used 4Ch Y Log Select 4Dh Y Log Sense 4E 4Fh N Not used 50h A XD write 51h A XP write 52h A XD read 53 54h N Not used 55h Y Mode Select 10 3 56h Y Reserved 10 Y 3rd party reserve N Extent reservation 57h Y Released 10 58 59h N Not used 5Ah Y Mode Sense 10 3 5B 5Dh N Not used 5E A Persistent reserve in 5F A Persist...

Page 56: ...list that are not changeable by the Mode Select command get their values from default values storage When power is applied to the drive it takes saved values from the media and stores them as current values in volatile memory It is not possible to change the current values or the saved values with a Mode Select command before the drive achieves operating speed and is ready An attempt to do so resu...

Page 57: ...In byte 02 hex value FF equates to the binary pattern 11111111 If there is a zero in any bit position in the field it means that bit is not changeable Since all of the bits in byte 02 are ones all of these bits are changeable The changeable values list can only be changed by downloading new firmware into the flash E PROM Note Because there are often several different versions of drive control firm...

Page 58: ...0 00 00 00 00 00 00 00 00 00 00 DEF 84 16 00 37 14 18 00 00 00 00 00 00 00 00 00 00 00 00 00 00 27 20 00 00 CHG 84 16 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 DEF 87 0a 00 0b f0 00 00 00 00 00 ff ff CHG 87 0a 0f ff 00 00 00 00 00 00 ff ff DEF 88 12 14 00 ff ff 00 00 ff ff ff ff 80 10 00 00 00 00 00 00 CHG 88 12 b5 00 00 00 ff ff ff ff 00 00 a0 ff 00 00 00 00 00 00 DEF 8a 0...

Page 59: ...otification N Synchronized locked spindle operation Y Segmented caching N Zero latency read Y Queue tagging up to 128 queue tags supported Y Deferred error handling Y Parameter rounding controlled by Round bit in Mode Select page 0 Y Reporting actual retry count in Extended Sense bytes 15 16 and 17 N Adaptive caching Y SMP 1 in Mode Select command needed to save RPL and rotational offset bytes Tab...

Page 60: ...together or with other compatible FC AL devices A maxi mum of 127 devices may have addresses however one of the addresses is reserved for a fabric port switch device This means 126 addresses are available for FC AL devices More FC AL compatible devices may phys ically reside on the loop but they will not be functional because they would not be able to obtain valid addresses Port bypass circuits PB...

Page 61: ...ode 40 512 220 91 101N With polarization Molex 40 717431040 With polarization 1 618 003 in 41 1 0 08 mm 0 197 003 in 5 00 08 mm 2 places 1 28 in 32 47 mm 64 in 16 24 mm Pin 40 Pin 20 Pin 21 Pin 1 1 618 003 in 41 10 0 08 mm 1 492 009 in 37 90 0 24 mm 6 71 0 18 mm 0 25 mm 0 264 007 in 010 in typ 05 in 1 27 mm min 0 226 in 6 50 mm min 0 024 in 0 60 mm min 0 039 in 0 75 mm 2 places 0 051 006 in 1 30 0...

Page 62: ... name Signal type Pin Signal name Signal type 1 EN bypass port A TTL output 21 12 Volts charge 2 12 Volts 22 Ground 3 12 Volts 23 Ground 4 12 Volts 24 Port A_in Diff PECL input pair 5 Parallel ESI 25 Port A_in 6 Ground 1 26 Ground 7 Active LED out Open collector out 27 Port B_in Diff PECL input pair 8 Reserved 28 Port B_in 9 Start_1 TTL input 29 Ground 10 Start_2 TTL input 30 Port A_out Diff PECL ...

Page 63: ...he drive filter capacitors to charge Current to the drive through the long charge pins is limited by the system in which the drive operates Three of the 12 volt pins are shorter to allow capacitive pre charging through the longer 12 volt charge pin Two of the 5 volt pins are shorter to allow capacitive precharging through the longer 5 volt charge pin 9 5 7 Fault LED Out The Fault LED Out signal is...

Page 64: ...e state of these signals can be wired into the backplane socket or driven by logic on the backplane 9 5 11 SEL_6 through SEL_0 ID lines The SEL_6 through SEL_0 ID lines determine drive address and optionally for an Enclosure Services Inter face When the Parallel ESI line is high the enclosure backpanel must provide address information on the SEL line Refer to table 23 for a mapping of SEL to FC AL...

Page 65: ...Refer to the Fibre Channel Interface Manual for a description of ESI operations 9 5 12 Device control codes The drive inputs a Device Control Code on the DEV_CTRL_CODE lines at power up to determine the link rate on the Fibre Channel ports Both ports run at the same rate If the backpanel does not connect to these lines the drive has 10K ohm pull up resistors that default the device control code to...

Page 66: ... 14 7C 39 57 34 64 100 CE 0F 15 7A 3A 58 33 65 101 CD 10 16 79 3B 59 32 66 102 CC 11 17 76 3C 60 31 67 103 CB 12 18 75 3D 61 2E 68 104 CA 13 19 74 3E 62 2D 69 105 C9 14 20 73 3F 63 2C 6A 106 C7 15 21 72 40 64 2B 6B 107 C6 16 22 71 41 65 2A 6C 108 C5 17 23 6E 42 66 29 6D 109 C3 18 24 6D 43 67 27 6E 110 BC 19 25 6C 44 68 26 6F 111 BA 1A 26 6B 45 69 25 70 112 B9 1B 27 6A 46 70 23 71 113 B6 1C 28 69 4...

Page 67: ...aximum signal without rise and fall time degradation You must AC couple the receiver to isolate potentially different DC characteristics of the outputs and the receiver Table 24 TTL characteristics State Voltage Current Input high 1 9 VIH 5 5V IIH 500nA max Input low 0 5V VIL 0 9V IOL 500nA max Output high EN Bypass A B 2 4 VOH 5 25V IOH 3mA Output low EN Bypass A B VOL 0 5V IOL 3mA Output high Pa...

Page 68: ...pical and minimum requirements to recover data at the specified interface error rate The inputs are AC coupled on the drive Table 28 lists the data values Figure 18 Receive eye diagram Table 27 Differential PECL input characteristics Description Parameter Notes Serial input voltage swing 400 Vin 2 000 mV AC coupled Table 28 Eye diagram data values Link rate 1 GHz 2 GHz Bit time 941 ps 470 ps XMIT ...

Page 69: ...ast and easy comparison shop ping and seamless integration with key distributors for a one stop shopping experience For support questions and comments http reseller seagate com benefits T1 html or 1 877 271 3285 toll free 9 A M to 7 P M eastern time Monday through Friday SeaBOARD is a computer bulletin board system that contains information about Seagate disc and tape drive products and is availab...

Page 70: ...n Other customers should contact their place of purchase Authorized Service Centers If you live outside the US you can contact an Authorized Service Center for service USA Canada Latin America Support Services Presales Support Call Center Toll free Direct dial FAX Disc 1 877 271 3285 405 936 1210 1 405 936 1683 Tape 1 800 626 6637 1 714 641 2500 1 714 641 2410 Server Appliance 1 800 732 4283 1 405...

Page 71: ...For presales technical support warranty service and FAX services in Africa and the Middle East dial our European call center at 31 20 316 7222 from 8 30 A M to 5 00 P M European central time Monday through Friday or send a FAX to 31 20 653 3513 The European call center is located in Amsterdam The Nether lands Asia Pacific Support Services For Asia Pacific presales and technical support dial the to...

Page 72: ...62 Cheetah 73FC Product Manual Rev C ...

Page 73: ...A_ACC 37 Basic_Reject BA_RJT 37 BB 38 41 BB Credit 38 41 bits per inch 9 buffer data 6 space 11 busy status 49 bypass circuit 15 Byte check command 44 bytes per surface 9 bytes per track 9 C cache operation 11 cache segments 11 Caching parameters page 08h command 43 caching write data 11 Canadian Department of Communications 3 capacity formatted 7 unformatted 7 9 case temperature 24 CF 38 41 Chang...

Page 74: ...s port A 54 port B 54 signal 54 state 15 Enclosure Services interface 52 Enclosure services page command 43 environment 35 environmental interference 13 limits 24 requirements 13 environmental control 28 error detection mechanisms FC 15 management 31 rates 13 error correction code 96 bit Reed Solomon 6 Error recovery page 01h command 43 extended link service frames 37 reply frames 37 Extended sens...

Page 75: ... J6 connector 33 34 Jumper settings page command 43 jumpers 33 L latency average rotational 9 10 LBdata 45 LED driver signals 57 link rate 55 Link Service Reject LS_RJT 37 link services supported 37 Lock unlock cache command 44 Log select command 45 Log sense command 45 logic power 53 logical block address 11 logical block reallocation scheme 6 logical block size 6 10 logical segments 11 Logout LO...

Page 76: ...ion 35 P P_LOGI received on Port A 39 received on Port B 39 package size 27 packaged 27 parameter rounding 49 pass through state 15 PBC 50 54 PBdata 45 PCB temperature 25 PCBA 36 Peak bits per inch 9 peak operating current 21 peak to peak measurements 22 PECL input 58 performance characteristics detailed 9 general 10 performance degradation 26 performance highlights 6 physical damage 28 physical i...

Page 77: ...command 45 resonance 26 return information 19 Rezero unit command 43 Rigid disc drive geometry page command 43 rotation speed 9 running disparity 15 S safety 3 SCA part numbers 51 SCSI interface commands supported 43 SCSI Interface Product Manual 3 Search data equal command 44 high command 44 low command 44 Seek command 43 seek error defined 14 rate 13 Seek extended command 44 seek performance cha...

Page 78: ...cess Logout TRPLO 37 tracks per inch 9 tracks per surface 9 Translate page command 43 44 transmit eye diagram 58 transmitters 53 transporting the drive 19 TTL input characteristics 57 U UI 39 40 unique identifier 39 40 Unit attention page 00h command 43 Unit serial number page command 43 unrecoverable error 13 write error defined 13 unrecovered media data 13 V Valid version level 38 41 Verify comm...

Page 79: ......

Page 80: ...Seagate Technology LLC 920 Disc Drive Scotts Valley California 95066 4544 USA Publication Number 83329482 Rev C Printed in USA ...

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