Manuale d’uso / di manutenzione del prodotto ST3450857FC del fabbricante Seagate
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Product Manual Cheetah 15K.7 FC 100516225 Rev. E December 2012 Standard models ST3600057FC ST3450857FC ST3300657FC Self-Encrypting Drive models ST3600957FC ST3450757FC ST3300557FC SED FIPS 140-2 model.
© 2012 Seagate Technology LLC. All rights reserved. Publication number: 100516225, Rev. E December 2012 Seagate, Seagate Technology and the Wave logo are registered trademarks of Seagate Technology LLC in the United States and/or other countries.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E I C ONTENTS S EAGATE ® T ECHNOLOGY S UPPORT S ERVICES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.0 S COPE . . . . . . . . . . . . . . . . . . . . . . . . . . .
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E II C ONTENTS 6.2.2 Power sequencing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 6.2.3 Current profiles . . . . . . . . . . . . . . . . . . . . . . . . .
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E III C ONTENTS 11.1.7 Fibre Channel Process Login Accept . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 11.1.8 Fibre Channel fabric login . . . . . . . . . . . . . . . . . . . . . . . .
Cheetah 15K.7 FC Product Manual, Rev. E 1 For information regarding online support and services, visit http://www.seagate.com/www/en-us/about/contact_us/ Available services include: • Presales &.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 2 1.0 S COPE This manual describes Seagate Technology ® LLC, Cheetah ® 15K.7 FC (Fibre Channel) disk drives. Cheetah 15K.7 FC drives support the Fibre Channel Arbitrated Loop and SCSI Fibre Channel Protocol specifications to the extent described in this manual.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 3 2.0 A PPLICABLE STANDARDS AND REFERENCE DOCUMENTATION The drive has been developed as a system peripheral to the highest standards of design and construction.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 4 2.1.2 Electromagnetic compliance Seagate uses an independent laboratory to confirm compliance with the directives/standards for CE Marking and C-Tick Marking. The drive was tested in a representative system for typical applications.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 5 2.3 R EFERENCE DOCUMENTS 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.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 6 3.0 G ENERAL DESCRIPTION Cheetah 15K.7 FC drives provide high performance, high capacity data storage for a variety of systems including engineering workstations, network servers, mainframes, and supercomputers.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 7 3.1 S TANDARD FEATURES Cheetah 15K.7 FC drives have the following standard features: • 4-Gbit Fibre Channel interface • Integrated dual port FC-AL c.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 8 3.2 M EDIA DESCRIPTION The media used on the drive has an aluminum substrate coated with a thin film magnetic material, overcoated with a proprietary protective layer for improved durability and environmental protection.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 9 3.5.1 Programmable drive capacity Using the Mode Select command, the drive can change its capacity to something less than maximum. See the Mode Select Parameter List table in the SCSI Commands Reference Manual .
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 10 4.0 P ERFORMANCE CHARACTERISTICS This section provides detailed information concerning performance-related characteristics and features of Cheetah 15K.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 11 4.2.2 Format command execution time (minutes) When changing sector sizes, the format times shown below may need to be increased by 30 minutes. Note. There is approximately a 1.5 increase in time to format a SED drive versus a non-SED drive of the same capacity.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 12 4.4 P REFETCH / MULTI - SEGMENTED CACHE CONTROL The drive provides a prefetch (read look-ahead) and multi-segmented cache control algorithms that in many cases can enhance system performance. Cache refers to the drive buffer storage space when it is used in cache operations.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 13 4.5.1 Caching write data Write caching is a write operation by the drive that makes use of a drive buffer storage area where the data to be written to the medium is stored while the drive performs the Write command.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 14 5.0 R ELIABILITY SPECIFICATIONS The following reliability specifications assume correct host and drive operational interface, including all interface timings, power supply voltages, environmental requirements and drive mounting constraints.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 15 5.2 R ELIABILITY AND SERVICE You can enhance the reliability of Constellation ES.3 SAS disk drives by ensuring that the drive receives adequate cooling. Section 6.0 provides temperature measurements and other information that may be used to enhance the service life of the drive.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 16 Controlling S.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.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 17 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.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 18 5.2.6.1 DST failure definition The drive will present a “diagnostic failed” condition through the self-tests results value of the diagnostic log page if a functional failure is encountered during DST.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 19 The anticipated length of the Extended test is reported through the Control Mode page. 5.2.6.2.4 Log page entries When the drive begins DST, it creates a new entry in the Self-test Results Log page.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 20 6.0 P HYSICAL / ELECTRICAL SPECIFICATIONS This section provides information relating to the physical and electrical characteristics of the drive. 6.1 AC POWER REQUIREMENTS None. 6.2 DC POWER REQUIREMENTS The voltage and current requirements for a single drive are shown below.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 21 [1] Measured with average reading DC ammeter. Instantaneous +12V current peaks will exceed these values.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 22 6.2.2 Power 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.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 23 Figure 2. Typical ST3450857FC current profiles Figure 3. Typical ST3300657FC current profiles.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 24 6.3 P OWER DISSIPATION 600GB model Typical power dissipation under idle conditions in 4 Gbit operation is 11.58 watts (39.52 BTUs per hour). To obtain operating power for typical random read operations, refer to the following I/O rate curve (see Figure 4).
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 25 300GB models Typical power dissipation under idle conditions in 4 Gbit operation is 9.06 watts (30.92 BTUs per hour). To obtain operating power for typical random read operations, refer to the following I/O rate curve (see Figure 4).
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 26 6.4 E NVIRONMENTAL LIMITS Temperature and humidity values experienced by the drive must be such that condensation does not occur on any drive part. Altitude and atmospheric pressure specifications are referenced to a standard day at 58.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 27 6.4.4 Shock and vibration Shock and vibration limits specified in this document are measured directly on the drive chassis.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 28 Z Y X Z Y X Figure 8. Recommended mounting.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 29 6.4.4.2 Vibration a. Operating—normal The drive as installed for normal operation, shall comply with the complete specified performance while subjected to continuous vibration not exceeding 10 – 300 Hz 1.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 30 6.5 M ECHANICAL SPECIFICATIONS Refer to Figure 9 for detailed physical dimensions. See Section 10.4, “Drive mounting.”” S -Z- T // J H L B K [1] F [1] D E -Z- Mounting holes are 6-32 UNC 2B, three on each side and four on the bottom.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 31 7.0 A BOUT FIPS The Federal Information Processing Standard (FIPS) Publication 140-2 is a U.S. Government Computer Security Standard used to accredit cryptographic modules.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 32 8.0 A BOUT SELF - ENCRYPTING DRIVES Self-encrypting drives (SEDs) offer encryption and security se rvices for the protection of st ored data, commonly known as “protection of data at rest.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 33 8.4 D RIVE LOCKING In addition to changing the passwords, as described in Section 8.2.3, the owner should also set the data access controls for the individual bands.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 34 9.0 D EFECT AND ERROR MANAGEMENT Seagate continues to use innovative technologies to manage defects and errors. These technologies are designed to increase data integrity, perform drive self-maintenance, and validate proper drive operation.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 35 [1] These values are subject to change. Setting these retry counts to a value below the default setting could result in an increased unrecovered error rate which may exceed the value given in this product manual.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 36 9.4 B ACKGROUND M EDIA S CAN Background Media Scan (BMS) is a self-initiated media scan. BMS is defined in the T10 document SPC-4 available from the T10 committee. BMS performs sequential reads across the entire pack of the media while the drive is idle.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 37 10.0 I NSTALLATION Cheetah 15K.7 FC disk drive installation is a plug-and-play proce ss. There are no jumpers, switches, or terminators on the drive. Simply plug the drive into the host’s 40-pin Fibre Channel backpanel connector (FC-SCA) — no cables are required.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 38 10.4 D RIVE MOUNTING Mount the drive using the bottom or side mounting holes. If you mount the drive using the bottom holes, ensure that you do not physically distort the drive by attempting to mount it on a stiff, non-flat surface.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 39 11.0 I NTERFACE REQUIREMENTS This section partially describes the interface requirements as implemented on Cheetah 15K.7 FC drives. Additional information is provided in the Fibre Channel Interface Manual (part number 100293070).
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 40 11.1.2 Fibre Channel task management functions Table 7 lists the Fibre Channel SCSI Fibre Channel Protocol (FC SCSI FCP) task management functions supported. 11.1.3 Fibre Channel task management responses Table 8 lists the FC SCSI FCP response codes returned for task management functions supported.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 41 11.1.4 Fibre Channel port login Table 9 identifies the required content of the N_Port Login (PLOGI) payload from an initiator.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 42 11.1.5 Fibre Channel port login accept Table 10 identifies the N_Port Login access payload values. 11.1.6 Fibre Channel Process Login Table 11 lists the process login payload data. XXIndicates fields that are not used.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 43 11.1.7 Fibre Channel Process Login Accept Table 12 lists Cheetah 15K.7 FC process login accept payload data.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 44 11.1.9 Fibre Channel fabric accept login Table 14 lists the required content of the Fabric Login Accept (ACC) payload from the fabric.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 45 11.1.10 Fibre Channel Arbitrated Loop options Table 15 lists the FC-AL options supported by Cheetah 15K.7 FC drives. 11.2 D UAL PORT SUPPORT Cheetah 15K.7 FC drives have two independe nt FC-AL ports. These ports may be c onnected on independent loops or on the same loop.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 46 11.3 SCSI COMMANDS SUPPORTED Table 16 lists the SCSI commands supported by Cheetah 15K.7 FC drives. Table 16 Supported commands Command code Supported .
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 47 Y Information exceptions control page (1Ch) Y Background Scan mode subpage (01h) 1Bh Y Start unit/stop unit Y Y Executable Executable 1Ch Y Receive dia.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 48 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 microc.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 49 [1] Cheetah 15K.7 FC drives can format to 512, 520, 524 or 528 bytes per logical block. [2] Warning. Power loss during flash programming can result in firmware corruption. This usually makes the drive inopera- ble.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 50 11.3.1 Inquiry data Table 17 lists the Inquiry command data that the drive should return to the initiator per the format given in the Fibre Channel Interface Manual . * Copyright year (changes with actual year).
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 51 4. Changeable values Changeable values form a bit mask, stored in nonvolatile memory, that dictates which of the current values and saved values can be changed by a Mode Select command. A one (1) indicates the value can be changed.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 52 Table 18 Mode Sense data saved, default and changeable values for ST3600057FC drives MODE DATA HEADER: 00 be 00 10 00 00 00 08 MODE PAGES: DEF 81 0a c0.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 53 Table 19 Mode Sense data default and changeable values for ST3450857FC drives MODE DATA HEADER: 00 be 00 10 00 00 00 08 BLOCK DESCRIPTOR: 34 65 f8 70 0.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 54 Table 20 Mode Sense data default and changeable values for ST3300657FC drives MODE DATA HEADER: 00 be 00 10 00 00 00 08 BLOCK DESCRIPTOR: 22 ec b2 5c 0.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 55 11.4 M ISCELLANEOUS OPERATING FEATURES AND CONDITIONS Table 21 lists various features and conditions. A “Y” in the support column indicates the feature or condition is supported. An “N” in the support column indicates the feature or condition is not supported.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 56 11.5 FC-AL PHYSICAL INTERFACE Figure 12 shows the location of the J1 Fibre Channel single connection attachment (FC-SCA). Figure 14 provides the dimensions of the FC-SCA connector. Details of the physical, electrical, and logical characteristics are provided within this section.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 57 11.5.2 Connector requirements Table 23 Recommended mating SCA part numbers P ART DESCRIPTION P OSITIONS P ART NUMBER F EATURES AMP Vertical (SCA sequen.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 58 11.5.4 Pin descriptions This section provides a pin-out of the FC-SCA and a description of the functions provided by the pins.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 59 11.5.5 FC-AL transmitters and receivers A typical FC-AL differential copper transmitter and receiver pair is shown in Figure 15. The receiver is required to provide th e AC coupling to eliminate ground shift noise.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 60 11.5.8 Active LED Out The Active LED Out signal is driven by the drive as indicated in Table 25. The Active LED Out signal is designed to pull down the cathode of an LED. The anode is attached to the proper +5 volt supply through an appropriate current limiting resistor.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 61 11.5.10 Motor start controls The drive’s motor is started according to the Start_1 and Start_2 signals described in Table 26. The state of these signals can be wired into the backplane socket or driven by logic on the backplane.
Table 27 AL_PA values AL_PA (hex) SEL ID (hex) Setting (dec) AL_PA (hex) SEL ID (hex) Setting (dec) AL_PA (hex) SEL ID (hex) Setting (dec) EF 00 00 A3 2B 43 4D 56 86 E8 01 01 9F 2C 44 4C 57 87 E4 02 0.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 63 11.5.12 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.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 64 11.6.2 LED driver signals Fault and Active LED signals are located in the FC-SCA connecto r (J1). See Table 30 for the ou tput characteristics of the LED drive signals. 11.6.3 FC Differential output The serial output signal voltage characteristics are provided in Table 31.
C HEETAH 15K.7 FC P RODUCT M ANUAL , R EV . E 65 11.6.4 FC Differential input The serial input signal voltage characteristics are provided in Table 32. Figure 17 provides the data valid eye diagram for typical and minimum requirements to recover data at the specified interface error rate.
Cheetah 15K.7 FC Product Manual, Rev. E 66 Numerics 12 volt pins 59 3rd party reserve command 49 5 volt pins 59 A Abort Sequence (ABTS) 39 abort task set function 40 AC coupling 59 AC power requiremen.
Cheetah 15K.7 FC Product Manual, Rev. E 67 D DAR 36 Data Bands 33 data bands 32 Data encryption 32 Data Encryption Key 32 data heads read/write 10 data rate internal 10 data transfer rate 11 data vali.
Cheetah 15K.7 FC Product Manual, Rev. E 68 Federal Information Processing Standard 31 Fibre Channel documents 5 Fibre Channel Interface Control page (19h) 46 Fibre Channel Interface Manual 2 , 3 Fibre.
Cheetah 15K.7 FC Product Manual, Rev. E 69 mean time between failure (MTBF) 15 media description 8 Media Pre-Scan 36 miscellaneous feature support Adaptive caching 55 Asynchronous event notification 5.
Cheetah 15K.7 FC Product Manual, Rev. E 70 accept 42 Port Name 44 Port name (initiator’s) 41 power 59 dissipation 24 requirements, AC 20 requirements, DC 20 sequencing 22 Power control page (1Ah) co.
Cheetah 15K.7 FC Product Manual, Rev. E 71 standard feature 7 Self-Encrypting Drive (SED) Users Guide 2 self-encrypting drives 32 Self-Monitoring Analysis and Reporting Technology 8 , 15 Send diagnost.
Seagate Technology LLC AMERICAS Seagate Technology LLC 10200 South De Anza Boulevard, Cupertino, California 95014, United States, 408-658-1000 ASIA/PACIFIC Seagate Singapore International Headquarters Pte.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Seagate ST3450857FC è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Seagate ST3450857FC - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Seagate ST3450857FC imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Seagate ST3450857FC ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Seagate ST3450857FC, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Seagate ST3450857FC.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Seagate ST3450857FC. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Seagate ST3450857FC insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
