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Cheetah 73LP FC Product Manual, Rev. D

vii

List of Figures

Figure 1.

Cheetah 73LP FC family disc drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Figure 2.

Cheetah 73LP FC disc drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Figure 3.

Typical ST373405FC drive +12V current profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Figure 4.

Typical ST336605FC drive +12V current profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Figure 5.

Typical ST373405FC drive +5V current profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Figure 6.

Typical ST336605FC drive +5V current profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Figure 7.

ST373405FC DC current and power vs. input/output operations per second . . . . . . . . . . . . 23

Figure 8.

ST336605FC DC current and power vs. input/output operations per second . . . . . . . . . . . . 23

Figure 9.

Location of the HDA Temperature check point . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Figure 10.

Recommended mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Figure 11.

Mounting configuration dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

Figure 12.

Physical interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

Figure 13.

LED indicator connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

Figure 14.

Air flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Figure 15.

Physical interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

Figure 16.

Port bypass circuit physical interconnect . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

Figure 17.

FC-AL SCA device connector dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

Figure 18.

J6 connector dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

Figure 19.

FC-AL transmitters and receivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

Figure 20.

Transmit eye diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58

Figure 21.

Receive eye diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58

Содержание Cheetah 73LP FC ST336605FC

Страница 1: ... Cheetah 73LP FC Disc Drive ST373405FC FCV ST336605FC FCV Product Manual Volume 1 ...

Страница 2: ......

Страница 3: ... Cheetah 73LP FC Disc Drive ST373405FC FCV ST336605FC FCV Product Manual Volume 1 ...

Страница 4: ...FONE SeaBOARD and SeaTDD are either registered trademarks or trademarks of Seagate Technology LLC Other product names are registered trademarks or trademarks of their owners Seagate reserves the right to change without notice product offerings or specifications No part of this publica tion may be reproduced in any form without written permission of Seagate Technology LLC Printed in the United Stat...

Страница 5: ...nual part number 75789509 If you need the SCSI Interface information order the SCSI Interface Product Manual part number 75789509 Revision Date Writer Engineer Sheets Affected A Class A Release 04 13 2001 L Newman J Nowitzke All B 08 07 2001 L Newman J Nowitzke Pages 9 61 62 and 63 C 10 30 2001 L Newman B Hohn Page 20 D 05 10 2002 K Schweiss B Hohn Pages 47 48 and 58 ...

Страница 6: ......

Страница 7: ...racteristics 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 4 5 3 Optimizing cache performance for desktop and server applications 12 5 0 Reliability specifications 13 5 1 Error rates 13 5 1 1 Environmental interference 13 5 1 2 Write errors 13 5 1 3 Seek errors 13 5 2 Reliability and service 14...

Страница 8: ...hannel port login accept 37 9 1 6 Fibre Channel Process Login 37 9 1 7 Fibre Channel Process Login Accept 37 9 1 8 Fibre Channel fabric login 38 9 1 9 Fibre Channel fabric accept login 39 9 1 10 Fibre Channel Arbitrated Loop options 40 9 2 Dual port support 40 9 3 SCSI commands supported 41 9 3 1 Inquiry data 45 9 3 2 Mode Sense data 45 9 4 Miscellaneous operating features and conditions 49 9 5 FC...

Страница 9: ... operations per second 23 Figure 8 ST336605FC DC current and power vs input output operations per second 23 Figure 9 Location of the HDA Temperature check point 24 Figure 10 Recommended mounting 26 Figure 11 Mounting configuration dimensions 28 Figure 12 Physical interface 31 Figure 13 LED indicator connector 32 Figure 14 Air flow 33 Figure 15 Physical interface 50 Figure 16 Port bypass circuit ph...

Страница 10: ......

Страница 11: ...C drives support the Fibre Channel Arbitrated Loop and SCSI Fibre Channel Protocol specifi cations 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 73LP FC family disc drive ...

Страница 12: ...2 Cheetah 73LP FC Product Manual Rev D ...

Страница 13: ...when 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 Electromag...

Страница 14: ...Reference documents Cheetah 73LP FC Installation Guide Seagate part number 100109947 Fibre Channel Interface Manual Seagate part number 77767496 ANSI Fibre Channel Documents X3 230 1994 FC Physical and Signaling Interface FC PH X3 297 1997 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 ...

Страница 15: ...DA 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 73LP FC disc drive Cheetah ...

Страница 16: ...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 16 384 Kbytes on FCV drives See Section 4 5 Embedded s...

Страница 17: ...es the total drive capacity to the value in the Number 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 Cheetah 73LP FC Installation Guide part number 100109947 3 8 Factory installed options You may order the following items which are incorporated at the manufacturing f...

Страница 18: ...8 Cheetah 73LP FC Product Manual Rev D ...

Страница 19: ...performance characteristics 4 2 1 Access time 4 2 2 Format command execution time for 512 byte sectors Including controller overhead 1 2 msec 1 Execution time measured from receipt of the FCP Command to the FCP Response 2 Assumes no errors and no sector has been relocated Not including controller overhead 1 2 msec Read Write Read Write ST373405FC Average Typical3 4 3 Typical access times are measu...

Страница 20: ...icable 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 prefetch mode parameter values Mode Page 08h for standard OEM versions of t...

Страница 21: ...st in accordance with 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 ...

Страница 22: ...he drive does not use the Prefetch Ceiling field bytes 10 and 11 During a prefetch operation the drive crosses a cylinder boundary to fetch more data only if Mode parameters page 08h byte 2 bit 4 is set to 1 Discontinuity DISC bit When prefetch read look ahead is enabled enabled by DRA 0 it operates under the control of ARLA Adaptive Read Look Ahead If the host uses software interleave ARLA enable...

Страница 23: ... or FC AL interface is not recovered by normal drive or system recovery procedures without operator intervention 5 1 2 Write errors Write errors can occur as a result of media defects environmental interference or equipment malfunction Therefore write errors are not predictable as a function of the number of bits passed If an unrecoverable write error occurs because of an equipment malfunction in ...

Страница 24: ...nimum period of six months MTBF is based on the following assumptions 8 760 power on hours per year 250 average on off cycles per year Operating at nominal voltages System provides adequate cooling to ensure the case temperatures specified in Section 6 4 1 are not exceeded Drive failure means any stoppage or failure to meet defined specifications caused by drive malfunction A S M A R T predictive ...

Страница 25: ...n Discharge the static electricity from the drive carrier prior to inserting it into the system Caution The drive motor must come to a complete stop prior to changing the plane of operation This time is required to insure data integrity 5 2 7 S M A R T S M A R T is an acronym for Self Monitoring Analysis and Reporting Technology This technology is intended to recognize conditions that indicate imm...

Страница 26: ...iod of time The firm ware keeps a running count of the number of times the error rate for each attribute is unacceptable To accom plish this a counter is incremented each time the error rate is unacceptable and decremented not to exceed zero whenever the error rate is acceptable If the counter continually increments such that it reaches the pre dictive threshold a predictive failure is signaled Th...

Страница 27: ...Send Diagnostic command with the appropriate Function Code 001b for the short test or 010b for the extended test in bytes 1 bits 5 6 and 7 Refer to the Fibre Channel Interface Product Manual part number 77767496 for additional information about invoking DST 5 2 8 2 3 Short and extended tests DST has two testing options 1 short 2 extended These testing options are described in the following two sub...

Страница 28: ... the DST Function Code field This will cause a 01 self test aborted by the application client code to appear in the self test results values log All other abort mechanisms will be reported as a 02 self test routine was interrupted by a reset condition 5 2 9 Product warranty Beginning on the date of shipment to the customer and continuing for a period of five years Seagate warrants that each produc...

Страница 29: ... defined as random 8 block reads at 200 I Os per second Current and power speci fied at nominal voltages Decreasing 5 volt supply by 5 increases 5 volt current by 3 6 Decreasing 12 volt supply by 5 increases 12 volt current by 3 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 requireme...

Страница 30: ... down 6 2 3 Current profiles Figure 3 identifies the drive 12V current profile The current 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 Note All times and currents are typical Se...

Страница 31: ...Typical ST336605FC drive 12V current profile Figure 5 Typical ST373405FC drive 5V current profile Seconds 12 Volt Current during spindle start Typical Amperes T0 T1 T2 T3 T4 Seconds 5 Volt Current during spindle start Typical Amperes T0 T2 T3 T4 T1 T5 ...

Страница 32: ...22 Cheetah 73LP FC Product Manual Rev D Figure 6 Typical ST336605FC drive 5V current profile Seconds 5 Volt Current during spindle start Typical Amperes T0 T2 T3 T4 T1 T5 ...

Страница 33: ...second ST336605FC Typical power dissipation under idle conditions is 9 6 watts 32 8 BTUs per hour To obtain operating power for typical random 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 current and total watts on the vertical axis To calculate BTUs...

Страница 34: ... C may occur without impact to specified MTBF Air flow may be needed to achieve these temperatures Continual or sustained operation at HDA case temperatures above these values may degrade MTBF The maximum allowable continuous or sustained HDA case temperature for the rated MTBF is 122 F 50 C To confirm that the required cooling for the HDA is provided place the drive in its final mechanical config...

Страница 35: ...ion of 11 msec half sinewave Shock occurring at abnormal levels may promote degraded operational performance during the abnormal shock period Speci fied operational performance will continue when normal operating shock levels resume Shock may be applied in the X Y or Z axis Shock is not to be repeated more than two times per second c Non operating The limits of non operating shock shall apply to a...

Страница 36: ...kaged 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 10 Recommended mounting Z Y X Z Y X ...

Страница 37: ...rating abnormal translational random flat profile 10 500 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 2...

Страница 38: ...S K 1 Z T Z 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 P R S T U 26 10 147 00 101 60 95 25 3 18 44 45 41 28 28 50 101 60 6 35 41 60 4 6...

Страница 39: ...s When an error occurs during drive operation the drive if programmed to do so performs error recovery proce dures to attempt to recover the data The error 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 imp...

Страница 40: ...ill end with Check Condition status and an unrecoverable read error will be reported 7 3 FC AL system errors Information on the reporting of operational errors or faults across the interface is given in the Fibre Channel Interface Manual The FCP Response returns information to the host about numerous kinds of errors or faults The Receive Diagnostic Results reports the results of diagnostic operati...

Страница 41: ...s condition 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 ar...

Страница 42: ...ive in horizontal discs level and vertical drive on its side orientations which are the two pre 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 The rack cabinet or drawer environment for the drive must provide heat...

Страница 43: ...urface 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 ...

Страница 44: ...ectri 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 Thi...

Страница 45: ...FCP response codes returned for task management functions supported Table 3 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 N...

Страница 46: ...ng 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...

Страница 47: ...0 00 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 rece...

Страница 48: ... 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 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 sa...

Страница 49: ...t 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 che...

Страница 50: ... to prevent an address conflict Note When a Cheetah 73LP FC drive is connected in loops with 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 73...

Страница 51: ...e identification page 83h Y Firmware numbers page C0h Y Date code page C1h Y Jumper settings page C2h Y Device behavior page C3h 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 03...

Страница 52: ...ut Y Byte check N Relative address 30h N Search data high 31h N Search 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 m...

Страница 53: ...e 0Dh N Application Client page 0Fh Y Self Test Results page 10h Y Cache Statistics Counter page 37h Y Factory Log page 3Eh 4E 4Fh N Not used 50h N XD write 51h N XP write 52h N 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 Persis...

Страница 54: ...l block in the range 512 to 704 bytes 2 Warning Power loss during flash programming can result in firmware corruption This usually makes the drive inoperable 3 Reference Mode Sense command 1Ah for mode pages supported 4 Y Yes Command is supported N No Command is not supported A Support is available on special request ...

Страница 55: ...d values are stored on the drive s media using a Mode Select command Only parameter values that are allowed to be changed can be changed by this method Parameters in the saved values 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 volatil...

Страница 56: ...indicates that in bytes 04 and 05 none of the bits are changeable Note also that bytes 06 07 09 10 and 11 are not changeable because those fields are all zeros 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...

Страница 57: ...60 00 5a 40 00 00 00 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 DEF 84 16 00 73 6e 08 00 00 00 00 00 00 00 00 00 00 00 00 00 00 27 38 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 ...

Страница 58: ...60 00 5a 40 00 00 00 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 DEF 84 16 00 73 6e 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 27 38 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 ...

Страница 59: ... notification 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 T...

Страница 60: ...p 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 physically reside on the loop but they will not be functional because they would not be able to obtain valid addresses Port bypass circuits P...

Страница 61: ...thode 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...

Страница 62: ...lternatively these pins may be driven by a 3 3V logic device pulled up to 3 3V through a pull up resistor recommended size of 10K ohm or grounded through some other means Pin Signal name Signal type Pin Signal name Signal type 1 EN bypass port A Low Voltage 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_...

Страница 63: ... voltage contacts in the connector to enable the 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...

Страница 64: ...The 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 22 for a mapping of SEL to FC ...

Страница 65: ...nction of the SEL lines A high level the default state indicates the drive requires address informa tion on the SEL lines A low level indicates the drive is attempting an ESI transfer The enclosure may not sup port ESI on any or all drive locations It may only support the address function Support of ESI is discovered by the drive Refer to the Fibre Channel Interface Manual for a description of ESI...

Страница 66: ...E 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 ...

Страница 67: ...he indicator connector J6 See Table 25 for the output characteristics of the LED drive signals Table 23 Device control code values 2 pin 17 1 pin 18 0 pin 39 Definition 0 0 0 Reserved for Power failure warning 0 0 1 Reserved for auto negotiation of link rate 0 1 0 Reserved 0 1 1 Reserved 1 0 0 Reserved 1 0 1 Reserved 1 1 0 2 125 GHz operation on both ports 1 1 1 1 0625 GHz operation on both ports ...

Страница 68: ...gure 20 Transmit eye diagram 9 6 4 Differential PECL input The serial PECL input signal voltage characteristics are provided in Table 27 Figure 21 provides the data valid eye diagram for typical 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 21 Receive eye diagram Table 26 Differential PECL...

Страница 69: ...Cheetah 73LP FC Product Manual Rev D 59 Table 28 Eye diagram data values Link rate 1 GHz 2 GHz Bit time 941 ps 470 ps XMIT eye 725 ps min 315 ps min RCV eye Typical 659 ps 305 ps Minimum 395 ps 226 ps ...

Страница 70: ...60 Cheetah 73LP FC Product Manual Rev D ...

Страница 71: ...85 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 daily at buytape seagate com Automated Services SeaFONE 1 800 SEAGATE is Seagate s toll free number 1 800 732 4283 to access our automated self help services Using a touch tone phone you can find an...

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Страница 73: ...port Services 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 6 00 P M Australian east ern time Monday through Friday If your country is not listed here direct dial one of our technical support loca tions Call Center Toll free Direct dial FAX Australia 18...

Страница 74: ...64 Cheetah 73LP FC Product Manual Rev D ...

Страница 75: ...kplane 54 basic link service frames 35 Basic_Accept BA_ACC 35 Basic_Reject BA_RJT 35 BB 36 39 BB Credit 36 39 buffer data 6 space 11 busy status 49 bypass circuit 15 Byte check command 42 bytes per surface 9 bytes per track 9 C cache operation 11 cache segments 11 Caching parameters page 08h command 41 caching write data 11 Canadian Department of Communications 3 capacity formatted 7 unformatted 7...

Страница 76: ... susceptibility 27 EMI 13 EMI requirements 3 enable bypass port A 54 port B 54 signal 54 state 15 Enclosure Services interface 52 Enclosure services page command 42 environment 33 environmental interference 13 limits 24 requirements 13 environmental control 27 error detection mechanisms FC 15 management 29 rates 13 error correction code 96 bit Reed Solomon 6 Error recovery page 01h command 41 exte...

Страница 77: ... 9 internal defects errors 29 internal drive characteristics 9 J J1 connector 31 J6 connector 31 32 Jumper settings page command 41 jumpers 31 L latency average rotational 9 10 LBdata 43 LED driver signals 57 link rate 57 Link Service Reject LS_RJT 35 link services supported 35 Lock unlock cache command 42 Log select command 43 Log sense command 43 logic power 53 logical block address 11 logical b...

Страница 78: ...nfigurations 31 option selection 52 options 7 40 orientation 25 OS 36 out of plane distortion 33 overhead time for head switch 10 for one track cylinder switch 10 P P_LOGI received on Port A 37 received on Port B 37 package size 25 package test specification 4 packaged 25 parameter rounding 49 pass through state 15 PBC 50 54 PBdata 43 PCBA 34 peak bits per inch 9 peak operating current 19 peak to ...

Страница 79: ...cations 13 repair and return information 18 reporting actual retry count 49 Request sense command 41 reservation conflict status 49 Reserve command 41 Reserved 10 command 43 resonance 25 return information 18 Rezero unit command 41 Rigid disc drive geometry page command 41 rotation speed 9 running disparity 15 S safety 3 SCA part numbers 51 SCSI interface commands supported 41 SCSI Interface Produ...

Страница 80: ...31 Test unit ready command 41 Third party Process Logout TRPLO 35 tracks per inch 9 tracks per surface 9 Translate page command 42 transmit eye diagram 58 transmitters 53 transporting the drive 18 TTL input characteristics 57 U UI 37 38 unique identifier 37 38 Unit attention page 00h command 41 Unit serial number page command 41 unrecoverable error 13 write error defined 13 unrecovered media data ...

Страница 81: ......

Страница 82: ...Seagate Technology LLC 920 Disc Drive Scotts Valley California 95066 4544 USA Publication Number 100109944 Rev D Printed in USA ...

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Содержание Cheetah 73LP FC ST336605FC

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