Seagate ST3146855LW Cheetah 15K.5 FC Product Manual

Seagate ST3146855LW Manual

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  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 1
    Product Manual Cheetah 15K.5 FC ST3300655FC ST3146855FC ST373455FC 100384772 Rev. F August 2007
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 2
    trademarks of Seagate Technology LLC or one of its affiliated companies in the United States and/ or other countries. All other trademarks or registered trademarks are the property of their respective owners. One gigabyte, or GB, equals one billion bytes when referring to hard drive capacity
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 3
    Seek errors 16 5.1.4 Interface errors 16 5.2 Reliability and service 16 5.2.1 Annualized Failure Rate (AFR) and Mean Time Between maintenance 16 5.2.3 Hot plugging the drive 16 5.2.4 S.M.A.R.T 17 5.2.5 Thermal monitor 18 5.2.6 Drive Self Test (DST 19 5.2.7 15K.5 FC Product Manual, Rev. F i
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 4
    Drive ID/option selection 43 8.2 Drive orientation 43 8.3 Cooling 43 8.4 Drive mounting 44 8.5 Grounding 45 9.0 Interface requirements 47 9.1 FC-AL features 47 9.1.1 Fibre Channel link service 53 9.2 Dual port support 53 9.3 SCSI commands supported 54 9.3.1 Inquiry data 58 Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 5
    9.5.12 Device control codes 71 9.6 Signal characteristics 71 9.6.1 TTL input characteristics 71 9.6.2 LED driver signals 72 9.6.3 FC Differential output 72 9.6.4 FC Differential input 72 10.0 Seagate Technology support services 75 Cheetah 15K.5 FC Product Manual, Rev. F iii
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 6
    iv Cheetah 15K.5 FC Product Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 7
    26 Typical ST3146855FC drive, 4 Gbit, +12V current profile 27 Typical ST3146855FC drive, 4 Gbit, +5V current profile 27 Typical ST373455FC drive, 4 Gbit, +12V current profile 28 Typical ST373455FC drive. 4 Gbit, eye diagram 72 Receive eye diagram 73 Cheetah 15K.5 FC Product Manual, Rev. F v
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 8
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 9
    Scope This manual describes Seagate Technology® LLC, Cheetah® 15K.5 FC (Fibre Channel) disc drives. Cheetah 15K.5 FC drives support the Fibre Channel Arbitrated Loop and SCSI Fibre Channel Protocol specifications to the extent described in this manual. The Fibre Channel Interface Manual (part number
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 10
    2 Cheetah 15K.5 FC Product Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 11
    Seagate standards as noted in the appropriate sections of this manual and the Seagate Fibre Channel Interface Manual, part number 100293070. The Cheetah 15K.5 FC disc drive does not provide adequate shielding. If the I/O cables are external to the enclosure, shielded cables should be used, with the
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 12
    drive • Keyboard • Monitor/display • Printer • External modem • Mouse Although the test system with this Seagate of Korea. This drive has been tested parts and materials in Seagate products are procured from external suppliers. We rely and materials for the disc drives documented in this publication.
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 13
    are complied with. 2.3 Reference documents Cheetah 15K.5 FC Installation Guide Seagate part number: 100384774 ANSI Fibre Channel Documents X3.230-1994 Specification for 40-pin SCA-2 Connector with Bidirectional Enclosure Services Interface ANSI Small Computer System Interface (SCSI) Documents
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 14
    6 Cheetah 15K.5 FC Product Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 15
    FC drives support the Manual which describes the general interface characteristics of this drive. Cheetah 15K.5 FC drives are classified as intelligent peripherals and provide level 2 conformance (highest level) with the ANSI SCSI-1 standard. Never disassemble the HDA and do not attempt to service
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 16
    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
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 17
    of queue • Supports start and stop ST373455FC Decimal 143,374,744 140,395,092 137,577,184 136,331,467 Hex 88BB998 85E4254 83342E0 82040CB 2. Seagate drives drive can change its capacity to something less than maximum. See the Mode Select Parameter List table in the SCSI Commands Reference Manual
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 18
    to the maximum capacity. 3.6 Factory-installed accessories OEM standard drives are shipped with the Cheetah 15K.5 FC Installation Guide (part number 100384774) and the Safety and Regulatory Agency Specifications DC power. • Single-unit shipping pack. 10 Cheetah 15K.5 FC Product Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 19
    drive characteristics Drive capacity* Read/write data heads Bytes per track Tracks per inch Peak bits per inch Areal density Internal data rate Disc rotation speed Avg rotational latency ST3300655FC 300.0 8 74,340 125,000 890k 110 960 to 1607 15k 2.0 ST3146855FC ST373455FC to hard drive capacity.
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 20
    Maximum (without verify) ST3300655FC 120 60 ST3146855FC 90 45 ST373455FC 60 30 4.2.3 General performance characteristics Sustainable disc transfer Channel Interface Manual less than 3 seconds after DC power has been applied. After the Motor Start command has been received, the drive becomes
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 21
    the buffer. If the cache is enabled (see RCD bit in the FC Interface Manual ), data requested by the host with a read command is retrieved from the buffer, and 15) does not set up a new segment size. If the STRICT bit in Mode page 00h (byte 2, bit 1) is set to one, the drive responds as it does for
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 22
    drive does not overwrite data the drive may to force the drive to write all settings for the drive. DRA bit = 0 enables prefetch. The drive does not use the Max Prefetch field ( drive enables prefetch of contiguous blocks from the disc when it senses that a prefetch hit will likely occur. The drive
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 23
    the following: • The drive is operated in accordance with this manual using DC power as defined in paragraph 6.2, "DC power requirements." • Errors caused by host system failures are excluded from error rate computations. • Assume random data. • Default OEM error recovery settings are applied. This
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 24
    Reliability and service You can enhance the reliability of Cheetah K15.4 disc drives by ensuring that the drive receives adequate 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 Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 25
    while the drive performs self test of the FC interface. The control line for an external port bypass circuit on-line data as the drive performs normal read and write operations. When the PERF bit is set, the drive is considered to be in milliseconds Cheetah 15K.5 FC Product Manual, Rev. F 17
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 26
    is to set thresholds for drive drives drive which exceeds the threatening temperature value. A temperature sensor monitors the drive temperature and issues a warning over the interface when the temperature exceeds a set drive set at 68°C which is the maximum temperature limit according to the drive
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 27
    drive fails the test, remove it from service and return it to Seagate for service. 5.2.6.1 DST failure definition The drive will drive to be returned to Seagate as a failed drive. A Drive Not Ready condition is reported by the drive under the following conditions: Cheetah 15K.5 FC Product Manual
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 28
    Drive cannot read configuration tables from the disc In these conditions, the drive as much of the drive as possible within entries When the drive begins DST, it creates block. The drive reports 20 parameter set to zero, the drive passed with no errors detected by the DST. If the field is not set
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 29
    in your purchase contract, Seagate warrants that each product ( Seagate's option and at no charge to Seagate's designated facility in accordance with Seagate's warranty procedure. Seagate Seagate customer service centers are the only facilities authorized to service Seagate drives. Seagate
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 30
    22 Cheetah 15K.5 FC Product Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 31
    DC power requirements The voltage and current requirements for a single drive are shown below. Values indicated apply at the drive connector. Notes are shown following table 4. Table 2: DC 1.60 (Amps) +12V [2] ±5% [2] 0.75 1.94 3.44 0.03 1.16 1.21 3.04 Cheetah 15K.5 FC Product Manual, Rev. F 23
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 32
    0.53 2.08 3.65 0.03 0.87 0.93 2.62 Table 4: DC power requirements for ST373455FC model 1 Gbit Notes (Amps) Voltage +5V Regulation [5] ±5% Avg idle current DCX these values. Power supply at nominal voltage. N (number of drives tested) = 6, 35 Degrees C ambient. [2] For +12 Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 33
    power sequencing. The drive protects against inadvertent writing during power-up and down. 6.2.3 Current profiles The +12V and +5V current profiles for the ST3300655FC, ST3146855FC, and ST373455FC models are shown below in the following figures. Cheetah 15K.5 FC Product Manual, Rev. F 25
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 34
    Note: All times and currents are typical. See Tables 2, 3, and 4 for maximum current requirements. Figure 1. Typical ST3300655FC drive, 4 Gbit, +12V current profile Figure 2. Typical ST3300655FC drive, 4 Gbit, +5V current profile 26 Cheetah 15K.5 FC Product Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 35
    Figure 3. Typical ST3146855FC drive, 4 Gbit, +12V current profile Figure 4. Typical ST3146855FC drive, 4 Gbit, +5V current profile Cheetah 15K.5 FC Product Manual, Rev. F 27
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 36
    Figure 5. Typical ST373455FC drive, 4 Gbit, +12V current profile Figure 6. Typical ST373455FC drive. 4 Gbit, +5V current profile 28 Cheetah 15K.5 FC Product Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 37
    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, vs. input/output operations per second at 4 Gbit Cheetah 15K.5 FC Product Manual, Rev. F 29
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 38
    , 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, power vs. input/output operations per second at 4 Gbit 30 Cheetah 15K.5 FC Product Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 39
    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. ST373455FC ST373455FC DC drive meets all specifications over a 41°F to 131°F (5°C to 55°C) drive drive
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 40
    drive is packaged in the shipping container designed by Seagate for use with drive the drive chassis. If the drive drive movement. The limits of shock and vibration defined within this document are specified with the drive Operating-normal The drive, as installed sinewave). The drive, as installed
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 41
    drives and integrated drives. The drive axis. The drive subjected to axis. The drive subjected to Packaged Disc drives shipped as loose additional details refer to Seagate specifications 30190-001 Drives packaged in single or multipacks with a gross weight of 20 pounds (8.95 kg) or less by Seagate
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 42
    Z Y X X Z Y Figure 11. Recommended mounting 34 Cheetah 15K.5 FC Product Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 43
    any discrete tones more than 10 dB above the masking noise on typical drives when measured according to Seagate specification 30553-001. There will not be any tones more than 24 dB above the testing cannot duplicate every potential application environment. Cheetah 15K.5 FC Product Manual, Rev. F 35
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 44
    2006. A number of parts and materials in Seagate products are procured from external suppliers. We rely on the representations of our declarations for all parts and materials for the disc drives documented in this publication. Current supplier declarations include 15K.5 FC Product Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 45
    in figure below. Refer to Figure 12 for detailed mounting configuration dimensions. See Section 8.4, "Drive mounting." Height (max): Width (max): Depth (max): Weight (max): 1.028 in 4. 015 max 0.38 max Figure 12. E D Mounting configuration dimensions Cheetah 15K.5 FC Product Manual, Rev. F 37
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 46
    38 Cheetah 15K.5 FC Product Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 47
    initiator and the drive). In addition, Seagate provides the following technologies used to increase data integrity and drive reliability: • Background Manual. The drive implements selectable error recovery time limits required in video applications. The error recovery scheme supported by the drive
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 48
    a single reread or re-write attempt. The maximum level used by the drive in LBA recovery is determined by the read and write retry counts. Table reallocations are disabled even if the ARRE or AWRE bits are one. The drive will still perform data recovery actions within the limits defined by the Read
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 49
    put into service by the host system. On regular duty drives, if the host system makes use of the BMS Log Page, it can avoid placing data in suspect locations on the media. Unreadable and recovered error sites will be logged or reallocated per ARRE/AWRE settings. Cheetah 15K.5 FC Product Manual, Rev
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 50
    servicing activity from BMS only impacts the first command that interrupted BMS, this results in a typical delay of about 1 ms. 7.5 Media Pre-Scan Media Pre-Scan is a feature that allows the drive are enabled-this is the default setting from the Seagate factory. With AWRE and ARRE Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 51
    hard assigned arbitrated loop physical address (AL_PA). There are 125 AL_PAs available (see Table 26). If you set the drive. If you change options after applying power to the drive, recycle the drive power to activate the new settings. • It is not necessary to low-level format this drive. The drive
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 52
    . Note. Before mounting the drive in any kind of 3.5-inch to 5.25-inch adapter frame, verify with Seagate Technology that the drive can meet the shock and capable of mounting the drive so that it can meet the shock and vibration specifications listed in this manual. 44 Cheetah 15K.5 FC Product
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 53
    ground are connected together in the drive and cannot be separated by the user. The equipment in which the drive is mounted is connected directly to the provide a nonconductive (electrically isolating) method of mounting the drive in the host equipment. Increased radiated emissions may result if
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 54
    46 Cheetah 15K.5 FC Product Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 55
    Manual (part number 100293070). 9.1 FC-AL features This section lists the Fibre Channel-specific features supported by Cheetah 15K.5 FC drives. 9.1.1 Fibre Channel link service frames Table 6 lists the link services supported by Cheetah 15K.5 FC drives. Table 6: Link services supported
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 56
    Terminate task Clear ACA Target reset Clear task set Abort task set Supported No Yes Yes Yes Yes 9.1.3 Fibre Channel supported. Table 8: FC SCSI FCP response codes Function name Function complete Function not supported Function reject Response code 00 04 05 48 Cheetah 15K.5 FC Product Manual
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 57
    offset Not checked. Port Login Accept will return a 0-not supported. Valid version level x N_Port/F_Port Must = 0, N_Port Node name. The node name is not checked or saved by the drive. SO Service options Class 3 only. MSB Class valid Must = 1 Intermix .5 FC Product Manual, Rev. F 49
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 58
    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_Port Login Class 3 Indicates fields that are not used. 50 Cheetah 15K.5 FC Product Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 59
    Version CC Bytes (22, 23 and 24) and (30, 31 and 32) are currently factory set to 00 04 CF respectively (subject to change). UI Unique identifier. This 24-bit field is uniquely assigned to the drive. This same UI appears in the Port Name and Node Name fields. P Port identifier field
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 60
    . This field is not checked. The FC-AL drive uses BB-Credit of zero (0). CF Common features. field size in the Class 3 parameters is used. The drive uses the lower FS of Fabric Login Accept or N_Port NN Node Name. The drive does not check or save the node name. SO Service Options-Class 3 only.
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 61
    ) the connection of Port A and B for these products must follow the requirements in their product manuals. Subject to buffer availability, the Cheetah 15K.5 FC drives support: • Concurrent port transfers-The drive supports receiving transfers on both ports at the same time when the ports are on
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 62
    supported by Cheetah 15K.5 FC drives. Table 16: Supported commands Command code 00h 01h 03h 04h 07h 08h 0Ah 0Bh 12h 15h 16h 17h 18h 1Ah Supported Y Date code page (C1h) Y Jumper settings page (C2h) Y Device Behavior page drive geometry page (04h) 54 Cheetah 15K.5 FC Product Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 63
    unit Y Receive diagnostic results Y Supported diagnostics pages Y Translate page Y Enclosure services page Y Send diagnostics page Y Supported diagnostics pages Y Translate page N Relative address N Search data high N Search data equal Cheetah 15K.5 FC Product Manual, Rev. F 55
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 64
    3Ch 3Eh 3Fh 40h 41h 42-4Bh 4Ch 4Dh Supported [4] Command name N Search data low N Set limits N Prefetch Y Synchronize cache N Lock-unlock- N PBdata N LBdata N Not used Y Log Select Y Log Sense Y Support Log page (00h) Y Write Error Counter page (02h) Y Read Error Counter
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 65
    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. Cheetah 15K.5 FC Product Manual, Rev. F 57
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 66
    support. ST373455FC 53 54 33 37 33 34 35 35 46 43 20 9.3.2 Mode Sense data The Mode Sense command provides a way for the drive to report its operating parameters to the initiator. The drive maintains four sets of mode parameters: 1. Default values Default values are hard-coded in the drive
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 67
    are installed from saved or default values after a power on reset, hard reset, or Bus Device Reset message. 4. Changeable values Changeable values see the Fibre Channel Interface Manual). Definitions: SAV = Current saved value. DEF = Default value. Standard OEM drives are shipped configured this way
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 68
    Table 18: Mode Sense data saved, default and changeable values for ST3300655FC drives MMODE SENSE (10 BYTE) HEADER DATA 00 ae 00 10 00 00 00 08 22 ec b2 5c 00 00 02 00 MODE SENSE PAGES CHG 80 06 b7 40 0f 00 00 00 READ CAPACITY DATA 22 ec b2 5b 00 00 02 00 60 Cheetah 15K.5 FC Product Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 69
    Table 19: Mode Sense data default and changeable values for ST3146855FC drives MODE SENSE (10 BYTE) HEADER DATA 00 ae 00 10 00 00 00 08 11 17 73 30 00 00 02 00 MODE SENSE PAGES 00 CHG 80 06 b7 40 0f 00 00 00 READ CAPACITY DATA 11 17 73 2f 00 00 02 00 Cheetah 15K.5 FC Product Manual, Rev. F 61
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 70
    Table 20: Mode Sense data default and changeable values for ST373455FC drives MODE SENSE (10 BYTE) HEADER DATA 00 ae 00 10 00 00 00 08 08 8b b9 98 00 00 02 00 MODE SENSE PAGES CHG 80 06 b7 40 0f 00 00 00 READ CAPACITY DATA 08 8b b9 97 00 00 02 00 62 Cheetah 15K.5 FC Product Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 71
    Zero latency read Queue tagging (up to 128 queue tags supported) Deferred error handling Parameter rounding (controlled by Round bit Supported Y Y Y Y Y Y Y Y N N Status Good Check condition Condition met/good Busy Intermediate/good Intermediate/condition met/good Reservation conflict Task set
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 72
    operational aspects of Seagate's Fibre Channel drives are provided in the Fibre Channel Interface Manual.. J1 interface connector the loop with loop operation recovery after a brief interruption. These PBCs are located external to the FC-AL device. Figure 15 shows the relationship between the PBC
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 73
    FC-SCA connector for: • DC power • FC-AL interface • Drive select (device identification) • Option selection • Enclosure Services interface This 40-pin connector is designed to plug directly into a backpanel. External cables are not required. 9.5.4 Pin descriptions This section provides a pin
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 74
    [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. drive circuitry. The preferred electrical connection at the backplane is either open or grounded (open for the '1' setting, grounded for the '0' setting Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 75
    FC-SCA with support for +5 volts and +12 volts. All of the voltage pins in the drive connector are the same length. Four 12 volt pins provide +12 volt power to the drive. The current The LED and the current-limiting resistor are external to the drive. Cheetah 15K.5 FC Product Manual, Rev. F 67
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 76
    and the current limiting resistor are external to the drive. 9.5.9 Enable port bypass signals The drive, on detection of the Loop Port Bypass primitive sequence, or on removal of the drive. In the bypass state the drive • Drive interface hardware error 9.5.10 Motor start controls The drive's
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 77
    bits of enclosure status and a bidirectional mode. ESI support and the mode are determined by the drive using a discovery process. Refer to the Fibre Channel Interface Manual for a description of ESI operation. 9.5.11.1 Parallel Enclosure Services Interface (ESI) The parallel ESI line is an output
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 78
    1C 1D 1E 1F 20 21 22 23 24 25 26 27 28 29 2A Setting (dec) 00 01 02 03 04 05 06 07 08 09 10 11 12 47 48 49 4A 4B 4C 4D 4E 4F 50 51 52 53 54 55 Setting (dec) 43 44 45 46 47 48 49 50 51 52 53 54 55 6F 70 71 72 73 74 75 76 77 78 79 7A 7B 7C 7D Setting (dec) 86 87 88 89 90 91 92 93 94 95 96 97 98
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 79
    If the backpanel does not connect to these lines, the drive has 10K ohm pull up resistors that default the device control code to 7 (1.0625 GHz). Table lists the supported codes. Table 27: Device control code values 2 (pin -1.6mA IOH < -500µA IOL < 1.6mA Cheetah 15K.5 FC Product Manual, Rev. F 71
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 80
    driver signals Fault and Active LED signals are located in the FC-SCA connector (J1). See Table 29 for the output characteristics of the LED drive signals. Table 29: LED drive signal State LED off, high LED on, low Current drive mV Notes AC coupled 72 Cheetah 15K.5 FC Product Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 81
    typical and minimum requirements to recover data at the specified interface error rate. The inputs are AC coupled on the drive. 941 ps Vin (mv) 659 ps 376 ps Figure 19. Receive eye diagram Table 32: Eye diagram 4 GHz 235 ps 1581/1132 145 ps 113 ps Cheetah 15K.5 FC Product Manual, Rev. F 73
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 82
    74 Cheetah 15K.5 FC Product Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 83
    Support: [email protected] Technical Support: [email protected] Warranty Support: http://www.seagate.com/support/service/index.html mySeagate my.seagate spp.seagate.com spp.seagate.com supports Seagate Support Seagate technical support is available to assist you online at support.seagate
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 84
    Operations Warranty Service Seagate offers worldwide customer support for Seagate products. Seagate distributors, OEMs and other direct customers should contact their Seagate Customer Service Operations (CSO) representative for warrantyrelated issues. Resellers or end users of drive products should
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 85
    basic link service frames 47 Basic_Accept (BA_ACC) 47 Basic_Reject (BA_RJT) 47 Cheetah 15K.5 FC Product Manual, Rev. Communications 3 capacity unformatted 11 capacity, drive, programmable 9 CC 50, 51 clear ACA function 48 clear task set function 48 commands supported 54 Common features 49, 52 Company
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 86
    drive 35 drive capacity programmable 9 drive characteristics 11 drive ID 43 drive ID/option select headers 43 drive mounting 37, 44 drive orientation 43 drive select 65 driver signals 72 drivers and receivers 8 dual port support Channel Interface Manual 1, 3 Fibre Channel Services 47 Field pointer
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 87
    data 58 installation 43 guide 5 interface 43 commands supported 54 description 64 drive characteristics 11 IRAW 42 J J1 connector 43 Jumper settings page command 54 jumpers 43 L latency average rotational 11, 12 LBdata 56 LED driver signals 72 Link Service Reject (LS_RJT) 47 link services supported
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 88
    locked) spindle operation 63 Zero latency read 63 miscellaneous status support ACA active 63 ACA active, faulted initiator 63 Busy 63 Intermediate/condition met/good 63 Intermediate/good 63 Reservation conflict 63 Task set full 63 miscorrected media data 15 Mode select (10) command 57 Manual, Rev. F
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 89
    50 Process Logout (PRLO) 47 programmable drive capacity 9 public loop FC-AL options reliability and service 16 repair drive geometry page command 54 rotation speed 11 running disparity 16 S safety 3 SCA part numbers 65 SCSI interface commands supported 52 Service Options 52 Service options 49 Set
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 90
    complete 00 48 Function not supported 05 48 Function reject 04 48 task set full status 63 technical support services 75 temperature 31, 43 11 Translate page command 55 transmit eye diagram 72 transmitters 66 transporting the drive 21 TTL input characteristics 71 U UI 50, 51 unformatted 9 unique
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 91
  • Seagate ST3146855LW | Cheetah 15K.5 FC Product Manual - Page 92
    Seagate Technology LLC 920 Disc Drive, Scotts Valley, California 95066-4544, USA Publication Number: 100384772, Rev. F, Printed in USA
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Product Manual
Cheetah 15K.5 FC
100384772
Rev. F
August 2007
ST3300655FC
ST3146855FC
ST373455FC