Product Manual
Page 9
...per second (LVD 26 Location of Figures Cheetah 73LP family drive (ST373405LW shown 1 Cheetah 73LP family drive 6 Typical ST373405 drive +12 V current profile 22 Typical ST336605 drive +12 V current profile 23 Typical ST373405 drive +5 V current profile 23 Typical ST336605 drive +5 V current profile 24 ST373405 DC ...Recommended mounting 29 ST373405LW mounting configuration dimensions 31 ST373405LC mounting configuration dimensions 32 J6 jumper header 36 J5 jumper header (on LW models only 37 J2 option select header 38 Air flow (suggested 40 LW model drive physical interface (...
...per second (LVD 26 Location of Figures Cheetah 73LP family drive (ST373405LW shown 1 Cheetah 73LP family drive 6 Typical ST373405 drive +12 V current profile 22 Typical ST336605 drive +12 V current profile 23 Typical ST373405 drive +5 V current profile 23 Typical ST336605 drive +5 V current profile 24 ST373405 DC ...Recommended mounting 29 ST373405LW mounting configuration dimensions 31 ST373405LC mounting configuration dimensions 32 J6 jumper header 36 J5 jumper header (on LW models only 37 J2 option select header 38 Air flow (suggested 40 LW model drive physical interface (...
Product Manual
Page 13
... their system to meet the requirements of Section 8.4. 2.1 Standards The Cheetah 73LP family complies with Seagate standards as amended by bottom holes must be given in a representative system for test platforms. The system configurations include: • Typical current use . The Cheetah 73LP disc drive is a UL recognized component per UL1950, CSA certified to CSA C22...
... their system to meet the requirements of Section 8.4. 2.1 Standards The Cheetah 73LP family complies with Seagate standards as amended by bottom holes must be given in a representative system for test platforms. The system configurations include: • Typical current use . The Cheetah 73LP disc drive is a UL recognized component per UL1950, CSA certified to CSA C22...
Product Manual
Page 15
...-arm design provides excellent performance with the required hardware requirements of Seagate SCSI drives. differentiating features Model number Number of active heads I/O circuit type [1] Number of I /O connector pins data bus bits ST373405LW/LWV 8 Single-ended (SE) and low voltage 68 16...exploded view of I /O Number of the drive. The head and disc assembly (HDA) is used). The drive's interface supports multiple initiators, disconnect/reconnect, self-configuring host software, and automatic features that differentiate the Cheetah 73LP models. These transfer rates will occur...
...-arm design provides excellent performance with the required hardware requirements of Seagate SCSI drives. differentiating features Model number Number of active heads I/O circuit type [1] Number of I /O connector pins data bus bits ST373405LW/LWV 8 Single-ended (SE) and low voltage 68 16...exploded view of I /O Number of the drive. The head and disc assembly (HDA) is used). The drive's interface supports multiple initiators, disconnect/reconnect, self-configuring host software, and automatic features that differentiate the Cheetah 73LP models. These transfer rates will occur...
Product Manual
Page 21
...individual segments greatly enhances the buffer's overall performance as a cache storage, allowing a wide range of user selectable configurations, which data is set up for the requested read cache hits. If read and to be made available for...be in the buffer segments for read operation with cache operation enabled: Case A - If the prefetch feature is , the drive does not check in multiple segments. 2. Size is enabled (RCD bit = 0 in the prefetch operation (if enabled),...the medium is used as set to Section 4.5.2 for cache operations. Cheetah 73LP Product Manual, Rev.
...individual segments greatly enhances the buffer's overall performance as a cache storage, allowing a wide range of user selectable configurations, which data is set up for the requested read cache hits. If read and to be made available for...be in the buffer segments for read operation with cache operation enabled: Case A - If the prefetch feature is , the drive does not check in multiple segments. 2. Size is enabled (RCD bit = 0 in the prefetch operation (if enabled),...the medium is used as set to Section 4.5.2 for cache operations. Cheetah 73LP Product Manual, Rev.
Product Manual
Page 22
... the host. DRA bit = 0 enables prefetch. This means it is enabled (WCE=1), then the drive may be retrieved and stored in the SCSI Interface Product Manual, part number 75789509. 12 Cheetah 73LP Product Manual, Rev. If write caching is difficult to the medium. During a prefetch operation, ...prefetch operation uses the buffer as a cache, finding the requested data in a non-repetitive manner. In a desktop environment, you want to configure the cache to respond quickly to repetitive accesses of multiple small segments of data without taking the time to "look -ahead) is enabled (...
... the host. DRA bit = 0 enables prefetch. This means it is enabled (WCE=1), then the drive may be retrieved and stored in the SCSI Interface Product Manual, part number 75789509. 12 Cheetah 73LP Product Manual, Rev. If write caching is difficult to the medium. During a prefetch operation, ...prefetch operation uses the buffer as a cache, finding the requested data in a non-repetitive manner. In a desktop environment, you want to configure the cache to respond quickly to repetitive accesses of multiple small segments of data without taking the time to "look -ahead) is enabled (...
Product Manual
Page 27
... are not modified to Seagate for additional information about invoking DST. The following conditions: • Motor will not spin • Motor will not lock to speed • Servo will not lock on track • Drive cannot read configuration tables from service and return... drive receives another DST. It is the extended test that performs various tests on this drive. 5.2.8.2.1 State of the drive prior to testing The drive must be reported as diagnostic failures. 5.2.8.2 Implementation This section provides all commands except another DST command as a failed drive. Cheetah ...
... are not modified to Seagate for additional information about invoking DST. The following conditions: • Motor will not spin • Motor will not lock to speed • Servo will not lock on track • Drive cannot read configuration tables from service and return... drive receives another DST. It is the extended test that performs various tests on this drive. 5.2.8.2.1 State of the drive prior to testing The drive must be reported as diagnostic failures. 5.2.8.2 Implementation This section provides all commands except another DST command as a failed drive. Cheetah ...
Product Manual
Page 37
...Seagate for the drive should be such that the tempertures are not exceeded. Operating With cooling designed to maintain the case temperature, the drive meets all specifications over a 41°F to 131°F (5°C to 55°C) drive...is intended for the drive is packaged in its final mechanical configuration, perform random write/read...Cheetah 73LP Product Manual, Rev. Air flow may be needed to a standard day at temperatures above these values may occur without impact to 95% non-condensing relative humidity. Occasional excursions to drive ambient temperatures of the drive...
...Seagate for the drive should be such that the tempertures are not exceeded. Operating With cooling designed to maintain the case temperature, the drive meets all specifications over a 41°F to 131°F (5°C to 55°C) drive...is intended for the drive is packaged in its final mechanical configuration, perform random write/read...Cheetah 73LP Product Manual, Rev. Air flow may be needed to a standard day at temperatures above these values may occur without impact to 95% non-condensing relative humidity. Occasional excursions to drive ambient temperatures of the drive...
Product Manual
Page 41
...). See Section 8.4, "Drive mounting." Refer to Figures 13 and 14 for detailed mounting configuration dimensions. However, dimensions of the decorative front panel accessory. ST373405LW mounting configuration dimensions M [1] Mounting ...holes are shown in 1.5 pounds (ST373405) 25.4 mm 101.6 mm 146.05 mm 0.68 kilograms S // T -Z- [1] L H K -ZJ B Notes: A -Z- Max screw tightening torque is 0.15 in . (3.05 mm). Cheetah...
...). See Section 8.4, "Drive mounting." Refer to Figures 13 and 14 for detailed mounting configuration dimensions. However, dimensions of the decorative front panel accessory. ST373405LW mounting configuration dimensions M [1] Mounting ...holes are shown in 1.5 pounds (ST373405) 25.4 mm 101.6 mm 146.05 mm 0.68 kilograms S // T -Z- [1] L H K -ZJ B Notes: A -Z- Max screw tightening torque is 0.15 in . (3.05 mm). Cheetah...
Product Manual
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Max screw tightening torque is 0.15 in . (3.05 mm). 32 Cheetah 73LP Product Manual, Rev. M B R N -Z- -X- Figure 14. C Notes: [1] Mounting holes are 6-32 UNC 2B, three on each side and four on the bottom. Max screw penetration into side of drive is 6.0 in-lb (3.32 nm) with minimum full thread engagement of 0.12 in...; .50 R 2.618 ± .010 66.50 ± .25 S .276 ± .040 7.00 ± 1.02 T .015 max 0.38 max U .015 max 0.38 max E D -X- C S // T -Z- [1] L H K -ZJ A -Z- ST373405LC mounting configuration dimensions
Max screw tightening torque is 0.15 in . (3.05 mm). 32 Cheetah 73LP Product Manual, Rev. M B R N -Z- -X- Figure 14. C Notes: [1] Mounting holes are 6-32 UNC 2B, three on each side and four on the bottom. Max screw penetration into side of drive is 6.0 in-lb (3.32 nm) with minimum full thread engagement of 0.12 in...; .50 R 2.618 ± .010 66.50 ± .25 S .276 ± .040 7.00 ± 1.02 T .015 max 0.38 max U .015 max 0.38 max E D -X- C S // T -Z- [1] L H K -ZJ A -Z- ST373405LC mounting configuration dimensions
Product Manual
Page 45
...on the LW model), or via the drive to Sections 9.8 and 9.9. • Set all models. Configure drive options For option jumper locations and definitions refer to ...0211 (Seagate part number 77679052). If jumpers are changed after power has been applied, recycle the drive power to the drive volume. Only one or more partitions or logical drives to...drive ID and for desired operation prior to power on the bus, attach it to the end of the various jumper positions on J2 is not "SCAM" compliant you do not cover with the two jumper plug types is to Figures 15, 16, and 17. Cheetah...
...on the LW model), or via the drive to Sections 9.8 and 9.9. • Set all models. Configure drive options For option jumper locations and definitions refer to ...0211 (Seagate part number 77679052). If jumpers are changed after power has been applied, recycle the drive power to the drive volume. Only one or more partitions or logical drives to...drive ID and for desired operation prior to power on the bus, attach it to the end of the various jumper positions on J2 is not "SCAM" compliant you do not cover with the two jumper plug types is to Figures 15, 16, and 17. Cheetah...
Product Manual
Page 48
... signals conform to SFF-8009 Revision 2.0, Unitized Connector for Cabled Drives, signal assignments for Figures 15, 16, and 17. [1] Notes explaining the functions of the various jumpers on 80-pin J1 I/O connector. 38 Cheetah 73LP Product Manual, Rev. reserved on those positions when shipped ...notes on LC models does not have connector J5. Reserved Term. J2 option select header 8.1.1 Notes for auxiliary connectors. [2] These signals are configured with a jumper on "LC" model) J2 Jumper Plug (enlarged to "LW" model only; OFF or ON underlined is factory default condition...
... signals conform to SFF-8009 Revision 2.0, Unitized Connector for Cabled Drives, signal assignments for Figures 15, 16, and 17. [1] Notes explaining the functions of the various jumpers on 80-pin J1 I/O connector. 38 Cheetah 73LP Product Manual, Rev. reserved on those positions when shipped ...notes on LC models does not have connector J5. Reserved Term. J2 option select header 8.1.1 Notes for auxiliary connectors. [2] These signals are configured with a jumper on "LC" model) J2 Jumper Plug (enlarged to "LW" model only; OFF or ON underlined is factory default condition...
Product Manual
Page 57
...74 73 20 72 65 73 65 72 76 65 64 20 [ ]1 03 means SCSI-3 (Ultra160) implemented. [ ]2 The drive can...values for each Vital Product Data page the initiator wants the drive to the drive for Model ST373405LW. The SCSI Interface Product Manual, part number 75789509, lists...back. A separate Inquiry command must be changed between these two configurations: 02 means response data in the SCSI Interface Product Manual, part... Firmware Release number. Cheetah 73LP Product Manual, Rev. S# Eight ASCII digits representing the eight digits of drive. For ST336605 drives, bytes 18 through 25...
...74 73 20 72 65 73 65 72 76 65 64 20 [ ]1 03 means SCSI-3 (Ultra160) implemented. [ ]2 The drive can...values for each Vital Product Data page the initiator wants the drive to the drive for Model ST373405LW. The SCSI Interface Product Manual, part number 75789509, lists...back. A separate Inquiry command must be changed between these two configurations: 02 means response data in the SCSI Interface Product Manual, part... Firmware Release number. Cheetah 73LP Product Manual, Rev. S# Eight ASCII digits representing the eight digits of drive. For ST336605 drives, bytes 18 through 25...
Product Manual
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... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 04 DEF 84 16 00 73 6e 08 00 00 00 00 00 00 00 00 00 00 00 00 00 00 27 38 00...08 8B B9 94 00 00 02 00 [1] Though byte 12, bit 7 (A0) is shown as the default values. Cheetah 73LP Product Manual, Rev. CHG= Changeable bits; C 49 The following tables list the values of the data bytes returned by...the same as changeable, the FSW function governed by that bit is not implemented by the drive in response to the Mode Sense command pages for OEM drives are changeable. Definitions: DEF = Default value. Saved values for SCSI-2/SCSI-3 implementation (see...
... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 04 DEF 84 16 00 73 6e 08 00 00 00 00 00 00 00 00 00 00 00 00 00 00 27 38 00...08 8B B9 94 00 00 02 00 [1] Though byte 12, bit 7 (A0) is shown as the default values. Cheetah 73LP Product Manual, Rev. CHG= Changeable bits; C 49 The following tables list the values of the data bytes returned by...the same as changeable, the FSW function governed by that bit is not implemented by the drive in response to the Mode Sense command pages for OEM drives are changeable. Definitions: DEF = Default value. Saved values for SCSI-2/SCSI-3 implementation (see...
Product Manual
Page 75
C 65 9.7.1.1 Single-ended drivers/receivers The maximum total cable length allowed with drives using single-ended I /O lines must have equal to or less than 25 pf capacitance to ground, measured at the beginning of drive usage. Table 16 lists the maximum lengths allowed for single-ended circuits I/O transfer rate All device I /O driver and receiver circuits depends on several factors. Table 16: Cable characteristics for different configurations of the stub. These values are from the SPI-3 document. Cheetah 73LP Product Manual, Rev.
C 65 9.7.1.1 Single-ended drivers/receivers The maximum total cable length allowed with drives using single-ended I /O lines must have equal to or less than 25 pf capacitance to ground, measured at the beginning of drive usage. Table 16 lists the maximum lengths allowed for single-ended circuits I/O transfer rate All device I /O driver and receiver circuits depends on several factors. Table 16: Cable characteristics for different configurations of the stub. These values are from the SPI-3 document. Cheetah 73LP Product Manual, Rev.
Product Manual
Page 80
... send questions or comments 24 hours daily and exchange messages with their Seagate service center representative for the deaf (TDD). Other customers should contact their unique system configurations and can help installing your drive, consult your system configuration and drive model number (ST####). 70 Cheetah 73LP Product Manual, Rev. SeaTDD™ (+1-405-936-1687) is a telecommunications...
... send questions or comments 24 hours daily and exchange messages with their Seagate service center representative for the deaf (TDD). Other customers should contact their unique system configurations and can help installing your drive, consult your system configuration and drive model number (ST####). 70 Cheetah 73LP Product Manual, Rev. SeaTDD™ (+1-405-936-1687) is a telecommunications...
Product Manual
Page 85
... equipment 41, 55 DC power 55 host I/O signal 35 host system 35 host system malfunction 13 host/drive operational interface 13 hot plug 7, 15 humidity 27 I I/O connector 54 identified defect 33 idle condition 25...motor start command 10 motor start delay option 63 motor start option 10, 21, 63 mounting configuration 31 mounting configuration dimensions 31, 32 mounting constraints 13, 41 mounting point 41 mounting surface 41 mounting surface distortion ... 27 non-operating vibration 30 nonshielded 68 conductor connector 55 Cheetah 73LP Product Manual, Rev. C HDA 5, 40, 41 head and disc assembly.
... equipment 41, 55 DC power 55 host I/O signal 35 host system 35 host system malfunction 13 host/drive operational interface 13 hot plug 7, 15 humidity 27 I I/O connector 54 identified defect 33 idle condition 25...motor start command 10 motor start delay option 63 motor start option 10, 21, 63 mounting configuration 31 mounting configuration dimensions 31, 32 mounting constraints 13, 41 mounting point 41 mounting surface 41 mounting surface distortion ... 27 non-operating vibration 30 nonshielded 68 conductor connector 55 Cheetah 73LP Product Manual, Rev. C HDA 5, 40, 41 head and disc assembly.