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Cheetah 15K.7 FC Product Manual, Rev. B

3.1

Standard features

Cheetah 15K.7 FC drives have the following standard features:

• 4-Gbit Fibre Channel interface

• Integrated dual port FC-AL controller

• Concurrent dual port transfers

• Support for FC arbitrated loop, private and public attachment

• Differential copper FC drivers and receivers

• Downloadable firmware using the FC-AL interface

• Supports SCSI enclosure services via interface connector

• 128-deep task set (queue)

• Supports up to 32 initiators

• Drive selection ID and configuration options are set on the FC-AL backpanel or through interface com-

mands. Jumpers are not used on the drive.

• Supports SCSI Enclosure Services through the interface connector

• Fibre Channel worldwide name uniquely identifies the drive and each port

• User-selectable logical block size

(512, 520, 524, or 528 bytes per logical block)

• Selectable frame sizes from

256 to 2,112 bytes

• Industry standard 3.5-inch low profile form factor dimensions

• Programmable logical block reallocation scheme

• Flawed logical block reallocation at format time

• Programmable auto write and read reallocation

• 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

• Zone bit recording (ZBR)

• Vertical, horizontal, or top down mounting

• Dynamic spindle brake

• 16,384 Kbyte data buffer (see Section 4.5)

• Embedded servo design

• Reallocation of defects on command (Post Format)

• Fibre Channel interface transports SCSI protocol

Cheetah 15K.7 FC SED models have the following additional features :

• Automatic data encryption/decryption
• Controlled access
• Random number generator
• Drive locking
• 16 independent data bands
• Cryptographic erase of user data for a drive that will be repurposed or scrapped

Содержание Cheetah 15K.7 FC

Страница 1: ...Product Manual Cheetah 15K 7 FC 100516225 Rev B January 2010 Standard models ST3600057FC ST3450857FC ST3300657FC Self Encrypting Drive models ST3600957FC ST3450757FC ST3300557FC ...

Страница 2: ...other trademarks or registered trademarks are the property of their respec tive owners No part of this publication may be reproduced in any form without the written permission of Seagate Technology LLC One gigabyte or GB equals one billion bytes and one terabyte or TB equals one trillion bytes Your computer s operating system may use a different standard of measurement and report a lower capacity ...

Страница 3: ... time minutes 9 4 2 3 General performance characteristics 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 Recoverable Errors 13 5 1 2 Unrecoverable Errors 13 5 1 3 Seek errors 14 5 1 4 Interface errors 14 5 2 Reliability and service 14 5 ...

Страница 4: ... recovery procedures 38 8 3 FC AL system errors 40 8 4 Background Media Scan 41 8 5 Media Pre Scan 41 8 6 Deferred Auto Reallocation 41 8 7 Idle Read After Write 42 9 0 Installation 43 9 1 Drive ID option selection 43 9 2 Drive orientation 43 9 3 Cooling 44 9 4 Drive mounting 45 9 5 Grounding 45 10 0 Interface requirements 46 10 1 FC AL features 46 10 1 1 Fibre Channel link service frames 46 10 1 ...

Страница 5: ...s and receivers 65 10 5 6 Power 66 10 5 7 Fault LED Out 66 10 5 8 Active LED Out 67 10 5 9 Enable port bypass signals 67 10 5 10 Motor start controls 67 10 5 11 SEL_6 through SEL_0 ID lines 68 10 5 12 Device control codes 70 10 6 Signal characteristics 70 10 6 1 TTL input characteristics 70 10 6 2 LED driver signals 71 10 6 3 FC Differential output 71 10 6 4 FC Differential input 71 11 0 Seagate T...

Страница 6: ...iv Cheetah 15K 7 FC Product Manual Rev B ...

Страница 7: ... interface general operation and security features available on SED drives From this point on in this product manual the reference to Cheetah 15K 7 FC models is referred to as the drive unless references to individuals models are necessary Note Previous generations of Seagate Self Encrypting Drive models were called Full Disk Encryption FDE models before a differentiation between drive based encry...

Страница 8: ...uct manual 2 1 1 Electromagnetic compatibility The drive as delivered is designed for system integration and installation into a suitable enclosure prior to use As such the drive is supplied as a subassembly and is not subject to Subpart B of Part 15 of the FCC Rules and Regulations nor the Radio Interference Regulations of the Canadian Department of Communica tions The design characteristics of t...

Страница 9: ...io Research Laboratory RRL Ministry of Information and Communica tion Republic of Korea Taiwanese BSMI If this model has two Chinese words meaning EMC certification followed by an eight digit identification num ber as a Marking it complies with Chinese National Standard CNS 13438 and meets the Electromagnetic Compatibility EMC Framework requirements of the Taiwanese Bureau of Standards Metrology a...

Страница 10: ...7 Specification for 40 pin SCA 2 Connector with Bidirectional Enclosure Services Interface ANSI Small Computer System Interface SCSI Documents X3 131 1994 SCSI 2 X3 270 1996 SCSI 3 Architecture Model NCITS 305 199X SCSI 3 Enclosure Services Trusted Computing Group TCG Documents apply to SED models only TCG Core Specification version 0 9 TCG SSC Specification draft Self Encrypting Drives Users Guid...

Страница 11: ...ds defined by the Trusted Computing Group see www trustedcomputinggroup org Note Never disassemble the HDA and do not attempt to service items in the sealed enclosure heads media actuator etc as this requires special facilities The drive does not contain user replaceable parts Opening the HDA for any reason voids your warranty Cheetah 15K 7 FC drives use a dedicated landing zone at the innermost r...

Страница 12: ...l block Selectable frame sizes from 256 to 2 112 bytes Industry standard 3 5 inch low profile form factor dimensions Programmable logical block reallocation scheme Flawed logical block reallocation at format time Programmable auto write and read reallocation Reed Solomon error correction code Sealed head and disc assembly HDA No preventive maintenance or adjustments required Dedicated head landing...

Страница 13: ...he table below Seagate designs specify capacity points at certain block sizes that Seagate guarantees current and future products will meet We recommend customers use this capacity in their project planning as it ensures a stable operating point with backward and forward compatibility from generation to generation The current guaranteed operating points for this product are Seagate drives also may...

Страница 14: ...actory installed options You may order the following items which are incorporated at the manufacturing facility during production or packaged before shipping Some of the options available are not an exhaustive list of possible options Other capacities can be ordered depending on sparing scheme and sector size requested Single unit shipping pack The drive is normally shipped in bulk packaging to pr...

Страница 15: ...ity may vary depending on operating environment and formatting 4 2 Seek performance characteristics See Section 10 5 FC AL physical interface on page 63 and the Fibre Channel Interface Manual part number 77767496 for additional timing details 4 2 1 Access time Not including controller overhead 2 msec 1 1 Typical access times are measured under nominal conditions of temperature voltage and horizont...

Страница 16: ...onds after application of power Stop time is 30 seconds maximum from removal of DC power If the Motor Start option is enabled the internal controller accepts the commands listed in the Fibre Channel Interface Manual less than 3 seconds after DC power has been applied After the Motor Start command has been received the drive becomes ready for normal operations within 20 seconds excluding the error ...

Страница 17: ...h is an integer number of logical blocks The drive dynamically creates and removes segments based on the workload The wrap around capa bility of the individual segments greatly enhances the cache s overall performance Note The size of each segment is not reported by Mode Sense command page 08h bytes 14 and 15 The value 0XFFFF is always reported regardless of the actual size of the segment Sending ...

Страница 18: ...er from the buf fer to the host on subsequent Read commands that request those logical blocks this is true even if cache operation 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 DRA bit DRA bit 0 enables prefetch The...

Страница 19: ...rvention Recoverable Data errors use retries and correction Application of ECC on the fly correction alone is not con sidered a Recovered Data error Recovered Data error rate is determined using read bits transferred for recoverable errors occurring during a read and using write bits transferred for recoverable errors occurring during a write 5 1 2 Unrecoverable Errors Unrecoverable Data Errors Se...

Страница 20: ...tion 6 4 1 may increase the AFR decrease the MTBF AFR and MTBF statistics are poplulation statistics that are not relevant to individual units AFR and MTBF specifications are based on the following assumptions for Enterprise Storage System environ ments 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...

Страница 21: ... M A R T The operating mode of S M A R T is controlled by the DEXCPT and PERF bits on the Informational Exceptions Control mode page 1Ch Use the DEXCPT bit to enable or disable the S M A R T feature Setting the DEX CPT bit disables all S M A R T functions When enabled S M A R T collects on line data as the drive performs normal read and write operations When the PERF bit is set the drive is consid...

Страница 22: ...here is a separate Failure History Counter for each attribute 5 2 5 Thermal monitor Cheetah 15K 7 FC drives implement a temperature warning system which 1 Signals the host if the temperature exceeds a value which would threaten the drive 2 Signals the host if the temperature exceeds a user specified value 3 Saves a S M A R T data frame on the drive which exceeds the threatening temperature value A...

Страница 23: ...f 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 6 2 Implementation This section provides all of the in...

Страница 24: ...t the beginning of the self test results log parameter section of the log page Existing data will be moved to make room for the new parameter block The drive reports 20 param eter blocks in the log page If there are more than 20 parameter blocks the least recent parameter block will be deleted The new parameter block will be initialized as follows 1 The Function Code field is set to the same value...

Страница 25: ... a particular drive can be determined by calling Seagate Customer Service at 1 800 468 3472 You can also determine remaining warranty using the Seagate web site www seagate com The drive serial number is required to determine remaining warranty information Shipping When transporting or shipping a drive use only a Seagate approved container Keep your original box Sea gate approved containers are ea...

Страница 26: ... are shown below Values indicated apply at the drive connector Notes are shown following the last power requirements table The standard drive models and the SED drive models have identical hardware however the security and encryption portion of the drive controller ASIC is enabled and functional in the SED models This represents a small additional drain on the 5V supply of about 30mA and a commens...

Страница 27: ...ng current Typical DCX 1 6 0 48 1 18 0 51 1 17 Maximum DC 3σ 1 0 50 1 19 0 53 1 19 Maximum peak DC 3σ 1 30 3 00 1 32 2 98 Table 3 ST3450857FC DC power requirements 2 Gbit 4 Gbit Notes Amps Amps Amps Amps Voltage 5V 12V 2 5V 12V 2 Regulation 5 5 5 2 5 5 2 Avg idle current DCX 1 7 0 40 0 69 0 42 0 69 Maximum starting current peak DC DC 3σ 3 0 69 1 85 0 72 1 85 peak AC AC 3σ 3 1 08 3 77 1 08 3 49 Del...

Страница 28: ...voltages 7 During idle the drive heads are relocated every 60 seconds to a random location within the band from three quarters to maximum track General DC power requirement notes 1 Minimum current loading for each supply voltage is not less than 1 2 of the maximum operating current shown 2 The 5V and 12V supplies should employ separate ground returns 3 Where power is provided to multiple drives fr...

Страница 29: ...ower sequencing The drive does not require power sequencing The drive protects against inadvertent writing during power up and down 6 2 3 Current profiles The 12V and 5V current profiles are shown in the following figures Note All times and currents are typical See Section 6 2 for maximum current requirements Figure 1 Typical ST3600057FC current profiles 5 V 250 mV pp from 0 to 100 kHz to 20 MHz 1...

Страница 30: ...24 Cheetah 15K 7 FC Product Manual Rev B Figure 2 Typical ST3450857FC current profiles ...

Страница 31: ...Cheetah 15K 7 FC Product Manual Rev B 25 Figure 3 Typical ST3300657FC current profiles ...

Страница 32: ...g power for typical random read operations refer to the following I O rate curve see Figure 4 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 per hour multiply watts by 3 4123 Figure 4 ST3600057FC DC current and power vs input output operations per second ...

Страница 33: ... typical random read operations refer to the following I O rate curve see Figure 4 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 per hour multiply watts by 3 4123 Figure 5 ST3450857FC DC current and power vs input output operations per second ...

Страница 34: ...Temperature a Operating The maximum allowable continuous or sustained HDA case temperature for the rated Annualized Failure Rate AFR is 122 F 50 C The maximum allowable HDA case temperature is 60 C Occasional excur sions of HDA case temperatures above 122 F 50 C or below 41 F 5 C may occur without impact to the specified AFR Continual or sustained operation at HDA case temperatures outside these l...

Страница 35: ...DA Temp Check Point 5 1 0 Figure 7 Locations of the HDA temperature check point 6 4 2 Relative humidity The values below assume that no condensation on the drive occurs a Operating 5 to 95 non condensing relative humidity with a maximum gradient of 20 per hour b Non operating 5 to 95 non condensing relative humidity 6 4 3 Effective altitude sea level a Operating 1 000 to 10 000 feet 305 to 3 048 m...

Страница 36: ...Shock occurring at abnormal lev els may promote degraded operational performance during the abnormal shock period Specified 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 once every 2 seconds c Non operating The limits of non operating shock shall apply to all conditions of handling and...

Страница 37: ...Cheetah 15K 7 FC Product Manual Rev B 31 Z Y X Z Y X Figure 8 Recommended mounting ...

Страница 38: ...applied in the X Y or Z axis 6 4 5 Acoustics Sound power during idle mode shall be 3 4 bels typical when measured to ISO 7779 specification Sound power while operating shall be 3 8 bels typical when measured to ISO 7779 specification There will not be any discrete tones more than 10 dB above the masking noise on typical drives when mea sured according to Seagate specification 30553 001 There will ...

Страница 39: ...ts require compliance with our chemical substance restrictions and our suppliers document their compliance with our requirements by providing material content declarations for all parts and materials for the disc drives documented in this publication Current supplier declarations include disclosure of the inclusion of any RoHS regulated substance in such parts or materials Seagate also has interna...

Страница 40: ...ead engagement of 0 12 in 3 05 mm Notes 1 Inches A B C D E F H J K L M N P R S T U 26 10 147 00 101 60 95 25 3 18 44 45 28 50 101 60 6 35 41 60 4 60 1 02 41 28 41 10 7 00 0 38 0 38 1 028 5 787 4 000 3 750 0 125 1 750 1 122 4 000 0 250 1 638 0 181 040 1 625 1 618 0 276 015 015 max max 010 010 010 010 020 010 010 010 020 040 max max max max 25 25 25 25 50 25 25 25 50 1 02 max max Dimension Table Mil...

Страница 41: ...BC mode to encrypt all data prior to being written on the media and to decrypt all data as it is read from the media The encryption engines are always in operation cannot be disabled and do not detract in any way from the performance of the drive The 32 byte Data Encryption Key DEK is a random number which is generated by the drive never leaves the drive and is inaccessible to the host system The ...

Страница 42: ...rCycle to ensure that the data bands will be locked if power is lost This scenario occurs if the drive is removed from its cabinet The drive will not honor any data read or write requests until the bands have been unlocked This prevents the user data from being accessed without the appropriate credentials when the drive has been removed from its cabinet and installed in another system When the dri...

Страница 43: ...efore the drive will allow the download operation 1 The download must be an SED file A standard base drive non SED file will be rejected 2 The download file must be signed and authenticated 3 As with a non SED drive the download file must pass the acceptance criteria for the drive For example it must be applicable to the correct drive model and have compatible revision and customer status 7 8 Powe...

Страница 44: ... drive shipment are listed in the G list defects growth list The P and G lists may be referenced by the initiator using the Read Defect Data command Details of the SCSI commands supported by the drive are described in the Fibre Channel Interface Manual Also more information on the drive Error Recovery philosophy is presented in the Fibre Channel Interface Manual 8 2 Drive error recovery procedures...

Страница 45: ...ocations Reallocations are performed when the ARRE bit for reads or AWRE bit for writes is one the RC bit is zero and the recov ery time limit for the command has not yet been met Time needed to perform reallocation is not counted against the recovery time limit When the RC bit is one reallocations are disabled even if the ARRE or AWRE bits are one The drive will still perform data recovery action...

Страница 46: ... on each command Therefore each command s total recovery time is subject to the 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 8 3 FC AL system errors Information on the reporting of operational errors or faults across the interface is given in the Fibre Channe...

Страница 47: ...been found by the host system during critical data accesses early in the drive s life The default setting for Media Pre Scan is enabled on standard products Media Pre Scan checks each write command to determine if the destination LBAs have been scanned by BMS If the LBAs have been verified the drive proceeds with the normal write command If the LBAs have not been verified by BMS Pre Scan will conv...

Страница 48: ...em requests the drive reads recently written data from the media and compares it to valid write command data resident in the drives data buffer Any sectors that fail the comparison result in the invocation of a rewrite and auto reallocation process The process attempts to rewrite the data to the original location If a verification of this rewrite fails the sector is re mapped to a spare location ...

Страница 49: ... this 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 wi...

Страница 50: ...ed in Section 6 4 1 If forced air is necessary possible air flow patterns are shown in Figure 10 The air flow patterns are created by fans either forcing or drawing air as shown in the illustrations Conduction convection or other forced air flow patterns are acceptable as long as the temperature measurement guidelines of Section 6 4 1 are met Figure 10 Air flow Above unit Under unit Note Air flows...

Страница 51: ... to 5 25 inch adapter frame verify with Seagate Technology that the drive can meet the shock and vibration specifications given herein while mounted in such an adapter frame Adapter frames that are available may not have a mechanical structure capable of mounting the drive so that it can meet the shock and vibration specifications listed in this manual 9 5 Grounding Signal ground PCBA and HDA grou...

Страница 52: ...s Table 6 lists the link services supported by Cheetah 15K 7 FC drives Table 6 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 Addres...

Страница 53: ...nel task management responses Table 8 lists the FC SCSI FCP response codes returned for task management functions supported Table 7 Fibre Channel SCSI FCP task management functions Task name Supported Terminate task No Clear ACA Yes Target reset Yes Clear task set Yes Abort task set Yes Table 8 FC SCSI FCP response codes Function name Response code Function complete 00 Function not supported 04 Fu...

Страница 54: ...sing 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 t...

Страница 55: ...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 CC Bytes 22 23 and 24 and 30 31 and 32 are currently factory set to 00 04 CF respectively subject to change FS Receive buffer field size The drive returns and uses the receive buffer size from the N_...

Страница 56: ...02 00 CC CC 32 35 CC UI UI UI 36 47 00 00 00 00 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 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 CC Bytes 22 23 and...

Страница 57: ...ot 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 ch...

Страница 58: ...tah 15K 7 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 15K 7 FC drives support Concurrent port transfers...

Страница 59: ...ion 0Ah Y Write N Y Executable Check Condition 0Bh Y Seek N N Executable Executable 12h Y Inquiry Y N Executable Executable Y Vital product data page 00h Y Unit serial number page 80h Y Implemented operating def page 81h Y Device 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 ...

Страница 60: ...ed 2Eh Y Write and verify N Y Executable Check Condition Y Disable page out Y Byte check N Relative address 2Fh Y Verify 10 BYTCHK 0 N Y Executable Executable Y Verify 10 BYTCHK 1 N Y Executable Check Condition Y Disable page out 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 N Y Executable Check Condition 35h Y ...

Страница 61: ... long 10 WR_UNCOR 0 N Y Check Condition Check Condition Write long 10 WR_UNCOR 1 N Y Executable Check Condition 40h N Change definition Y N Executable Check Condtion 41h Y Write same 10 N Y Executable Check Condition N PBdata N LBdata 42 4Bh N Not used 4Ch Y Log Select Y N Executable Executable 4Dh Y Log Sense Y N Executable Executable Y Support Log page 00h Y Write Error Counter page 02h Y Read E...

Страница 62: ...Y PI only Verify 32 BYTCHK 0 N Y Executable Executable 7Fh Y PI only Verify 32 BYTCHK 1 N Y Executable Check Condition 80h N XD write extended 81h N Rebuild 82h N Regenerate 83 8Eh N Not used 8Fh Y PI only Verify 16 BYTCHK 0 N Y Executable Executable 8Fh Y PI only Verify 16 BYTCHK 1 N Y Executable Check Condition 93h Y PI only Write same 16 N Y Executable Check Condition A0h Y Report LUNS Y N Exec...

Страница 63: ...mware into the flash E PROM An initiator can request and receive from the drive a list of default values and use those in a Mode Select command to set up new current and saved values where the values are change able 2 Saved values Saved 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...

Страница 64: ...ble 18 refer to Mode page 81 in the row entitled CHG These are hex numbers representing the changeable values for Mode page 81 Note in columns 5 and 6 bytes 04 and 05 there is 00h which 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 ...

Страница 65: ...00 00 00 00 00 00 00 00 00 00 00 00 00 DEF 87 0a 00 0b ff 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 20 00 00 00 00 00 00 CHG 88 12 a5 00 00 00 ff ff ff ff 00 00 20 00 00 00 00 00 00 00 DEF 8a 0a 02 00 00 00 00 00 00 00 19 00 CHG 8a 0a 03 f0 00 00 00 00 00 00 00 00 DEF 99 06 00 00 00 00 00 00 CHG 99 06 00 ff 00 00 00 00 DEF 9a 0a 00 02 0...

Страница 66: ...00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 DEF 87 0a 00 0b ff 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 20 00 00 00 00 00 00 CHG 88 12 a5 00 00 00 ff ff ff ff 00 00 20 00 00 00 00 00 00 00 DEF 8a 0a 02 00 00 00 00 00 00 00 12 c0 CHG 8a 0a 03 f0 00 00 00 00 00 00 00 00 DEF 99 06 00 00 00 00 00 00 CHG 99 06 00 ff 00 00 00 00...

Страница 67: ...00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 DEF 87 0a 00 0b ff 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 20 00 00 00 00 00 00 CHG 88 12 a5 00 00 00 ff ff ff ff 00 00 20 00 00 00 00 00 00 00 DEF 8a 0a 02 00 00 00 00 00 00 00 0c 80 CHG 8a 0a 03 f0 00 00 00 00 00 00 00 00 DEF 99 06 00 00 00 00 00 00 CHG 99 06 00 ff 00 00 00 00...

Страница 68: ... event 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 b...

Страница 69: ... 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 PBCs allow devices to be inserted into unp...

Страница 70: ...ion Option selection Enclosure Services interface This 40 pin connector is designed to plug directly into a backpanel External cables are not required 10 5 4 Pin descriptions This section provides a pin out of the FC SCA and a description of the functions provided by the pins 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...

Страница 71: ...input output 18 DEV_CTRL_CODE_1 2 TTL input 38 SEL_0 TTL input output 19 5 Volts 39 DEV_CTRL_CODE_0 2 TTL input 20 5 Volts 40 5 Volts charge Short pins in mating backpanel connector 1 This pin may be connected to external logic to detect the presence of the drive The drive connects this pin to the common ground 2 Pins 9 10 17 18 and 39 are option select pins and are tied high by the drive circuitr...

Страница 72: ...rter contacts to achieve power surge reductions and to aid in hot plugging the drives There are longer 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...

Страница 73: ...e bypass state the drive continues to receive on the inbound fibre Enable Bypass may be deactivated by detection of a Loop Port Enable primitive sequence if the drive has completed self test and a hardware failure is not present Failure modes detected by the disc drive that will enable bypass include Transmitter receiver wrap test failure Loss of receive clock Loss of transmission clock Drive inte...

Страница 74: ...this value signals the drive that physical addresses are not being assigned using the SEL lines and that a soft address will be determined by FC AL loop initialization When the Parallel ESI line is low the enclosure backpanel logic switches to ESI mode if supported There are two modes of ESI seven bits of enclosure status and a bidirectional mode ESI support and the mode are determined by the driv...

Страница 75: ...0E 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 76: ...tics Table 29 provides the TTL characteristics Table 28 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 4 250 GHz operation on both ports 1 1 0 2 125 GHz operation on both ports 1 1 1 1 0625 GHz operation on both ports Table 29 TTL characteri...

Страница 77: ...haracteristics of the outputs and the receiver Figure 15 provides the data output valid eye diagram relative to the bit cell time Figure 15 Transmit eye diagram 10 6 4 FC Differential input The serial input signal voltage characteristics are provided in Table 32 Table 30 LED drive signal State Current drive available Output voltage LED off high 0 IOH 100µA LED on low IOL 30 mA 0 VOL 0 8V Table 31 ...

Страница 78: ...rror rate The inputs are AC coupled on the drive Figure 16 Receive eye diagram Table 33 Eye diagram data values Link rate 1 GHz 2 GHz 4 GHz Bit time 941 ps 470 ps 235 ps XMIT eye 725 ps min 315 ps min 158 2 1 1 Short Ideal load 113 2 End of compliance channel RCV eye Typical 659 ps 305 ps 145 ps Minimum 395 ps 226 ps 113 ps 941 ps 659 ps Vin mv Typical Minimum 376 ps ...

Страница 79: ...single password protected Web interface anytime anywhere in the world spp seagate com spp seagate com supports Seagate resellers with product information program benefits and sales tools You may register for customized communications that are not available on the web These communications contain product launch EOL pricing promotions and other channel related information To learn more about the ben...

Страница 80: ...nters are available on a global basis for the return of defective products See www sea gate com for the service center near you USA Canada Latin America support services For an extensive list of telephone numbers to technical support presales and warranty service in USA Canada Latin America including business hours go to the Contact Us page on www seagate com Global Customer Support Presales Techn...

Страница 81: ... average rotational latency 9 B Background Media Scan 41 backpanel 64 backplane 67 Band 0 36 BandMasterX 36 basic link service frames 46 Basic_Accept BA_ACC 46 Basic_Reject BA_RJT 46 BB 48 51 BB Credit 48 51 BMS 41 buffer data 6 space 11 busy status 62 bypass circuit 14 Byte check command 54 C cache operation 11 cache segments 11 Caching parameters page 08h command 53 caching write data 11 Canadia...

Страница 82: ... drive characteristics 9 drive ID 43 drive ID option select headers 43 Drive Locking 36 drive mounting 34 45 drive orientation 43 drive select 64 driver signals 71 drivers and receivers 6 dual port support 52 E electrical description of connector 64 signal characteristics 70 specifications 20 electromagnetic compatibility 2 electromagnetic susceptibility 33 EMI requirements 2 enable bypass port A ...

Страница 83: ...ad write data 9 heat removal 44 host equipment 45 hot plugging the drive 14 humidity 29 humidity limits 28 I IC 48 ID and configuration options 6 Idle Read After Write 42 Implemented operating def page command 53 Information exceptions control page 1Ch command 54 Initiator control 48 Inquiry command 53 inquiry data 57 installation 43 interface 43 commands supported 52 description 63 error rate 13 ...

Страница 84: ...rrected media data 13 Mode select 10 command 56 command 53 Mode sense 10 command 56 command 53 data table 57 59 monitoring state 14 motor start controls 67 option 10 mounting 45 holes 45 orientations 43 mounting configuration 34 mounting configuration dimensions 34 MSID 35 36 MTBF 14 N N_Port Login PLOGI 46 payload 48 payload values 49 NN 48 51 Node Name 51 Node name 48 noise audible 2 noise immun...

Страница 85: ...ffset 48 51 RCD bit 11 Read buffer command 55 Read capacity command 54 Read combined header and data mode 0 55 Read command 53 Read data mode 2 55 Read defect data command 54 Read descriptor mode 3 55 read error rates 13 38 Read extended command 54 Read Link Status RLS 46 Read long command 55 read write data heads 9 Reassign blocks command 53 Receive buffer field size 48 51 receive buffer field si...

Страница 86: ...llowable for non flat surface 45 switches 43 Synchronize cache command 54 synchronized spindle operation 62 system chassis 45 T target reset function 47 task management functions 47 Abort task set 47 Clear ACA 47 Clear task set 47 Target reset 47 terminate task 47 task management response codes 47 Function complete 00 47 Function not supported 05 47 Function reject 04 47 task set full status 62 TC...

Страница 87: ...ombined header and data mode 0 55 Write command 53 Write data mode 2 55 Write extended command 54 Write long command 55 Write same command 55 56 X XD read 56 XD write 56 XD write extended command 56 XID reassign 48 XP write 56 Z zero latency read 62 zone bit recording ZBR 6 ...

Страница 88: ...82 Cheetah 15K 7 FC Product Manual Rev B ...

Страница 89: ......

Страница 90: ...Seagate Technology LLC 920 Disc Drive Scotts Valley California 95066 4544 USA Publication Number 100516225 Rev B Printed in USA ...

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