Product Manual
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... needed the Volume 2 Interface Manual should be ordered, part number 77738479. Newman/J. Nowitzke L. Revision Rev. B Rev. If the SCSI Interface information is Volume 1 of a two volume document with the SCSI Interface information in the Volume 2 SCSI Interface Product Manual, part number 77738479. Newman/J. Nowitzke Sheets Affected 1/1, v thru viii, 1-82 Adds ST34502 models. A Rev...
... needed the Volume 2 Interface Manual should be ordered, part number 77738479. Newman/J. Nowitzke L. Revision Rev. B Rev. If the SCSI Interface information is Volume 1 of a two volume document with the SCSI Interface information in the Volume 2 SCSI Interface Product Manual, part number 77738479. Newman/J. Nowitzke Sheets Affected 1/1, v thru viii, 1-82 Adds ST34502 models. A Rev...
Product Manual
Page 7
...Reliability 7 3.5 Unformatted and formatted capacities 8 3.6 Programmable drive capacity 8 3.7 Factory installed accessories 8 3.8 Options (factory installed 8 3.9 Accessories (user installed 8 4.0 Performance characteristics 9 4.1 Internal drive characteristics (transparent to user 9 4.2 SCSI performance characteristics (visible to user 9 4.2.1 4.2.2 4.2.3...15 5.2.4 Service life 15 5.2.5 Service philosophy 15 5.2.6 Service tools 15 5.2.7 Hot plugging Cheetah 9LP disc drives 15 5.2.8 S.M.A.R.T 16 5.2.9 Product warranty 17 6.0 Physical/electrical specifications 19 6.1 AC ...
...Reliability 7 3.5 Unformatted and formatted capacities 8 3.6 Programmable drive capacity 8 3.7 Factory installed accessories 8 3.8 Options (factory installed 8 3.9 Accessories (user installed 8 4.0 Performance characteristics 9 4.1 Internal drive characteristics (transparent to user 9 4.2 SCSI performance characteristics (visible to user 9 4.2.1 4.2.2 4.2.3...15 5.2.4 Service life 15 5.2.5 Service philosophy 15 5.2.6 Service tools 15 5.2.7 Hot plugging Cheetah 9LP disc drives 15 5.2.8 S.M.A.R.T 16 5.2.9 Product warranty 17 6.0 Physical/electrical specifications 19 6.1 AC ...
Product Manual
Page 8
.../ACK offset 48 9.6 Physical interface 48 9.6.1 DC cable and connector 48 9.6.2 SCSI interface physical description 50 9.6.3 SCSI interface cable requirements 50 9.6.4 Mating connectors 51 9.7 Electrical description 59 9.7.1 Multimode-SE and LVD alternatives 59 9.8 Terminator requirements 61 9.9 Terminator power 61 9.10 Disc drive SCSI timing 62 9.11 Drive activity LED 63 10.0 Seagate Technology support services 65
.../ACK offset 48 9.6 Physical interface 48 9.6.1 DC cable and connector 48 9.6.2 SCSI interface physical description 50 9.6.3 SCSI interface cable requirements 50 9.6.4 Mating connectors 51 9.7 Electrical description 59 9.7.1 Multimode-SE and LVD alternatives 59 9.8 Terminator requirements 61 9.9 Terminator power 61 9.10 Disc drive SCSI timing 62 9.11 Drive activity LED 63 10.0 Seagate Technology support services 65
Product Manual
Page 9
Figure 4. Figure 8. Figure 14. Figure 18. Figure 3. List of Figures Cheetah 9LP family drive (ST39102LW shown 1 Cheetah 9LP family drive 6 Typical Cheetah 9LP family drive +12 V current profile 21 Locations of PCBA components listed in Table 3 23 Recommended mounting 25 ST39102LW and ST34502LW mounting configuration dimensions 27 ST39102LC and ST34502LC mounting configuration dimensions 28 J6 jumper header 32...
Figure 4. Figure 8. Figure 14. Figure 18. Figure 3. List of Figures Cheetah 9LP family drive (ST39102LW shown 1 Cheetah 9LP family drive 6 Typical Cheetah 9LP family drive +12 V current profile 21 Locations of PCBA components listed in Table 3 23 Recommended mounting 25 ST39102LW and ST34502LW mounting configuration dimensions 27 ST39102LC and ST34502LC mounting configuration dimensions 28 J6 jumper header 32...
Product Manual
Page 11
... Manual, Rev. C 1 1.0 Scope This manual describes Seagate Technology®, Inc. Cheetah 9LP™ disc drives. The SCSI Interface Product Manual (part number 77738479) describes general SCSI interface characteristics of this manual. Figure 1. Cheetah 9LP family drive (ST39102LW shown) Cheetah 9LP drives support the small computer system interface (SCSI) as described in the ANSI SCSI, SCSI-2, and SCSI-3 (Fast-20 and Fast-40) interface...
... Manual, Rev. C 1 1.0 Scope This manual describes Seagate Technology®, Inc. Cheetah 9LP™ disc drives. The SCSI Interface Product Manual (part number 77738479) describes general SCSI interface characteristics of this manual. Figure 1. Cheetah 9LP family drive (ST39102LW shown) Cheetah 9LP drives support the small computer system interface (SCSI) as described in the ANSI SCSI, SCSI-2, and SCSI-3 (Fast-20 and Fast-40) interface...
Product Manual
Page 13
... Regulations of the Canadian Department of design and construction. The Cheetah 9LP disc drive is capable of meeting the Class B limits of the FCC Rules and Regulations of the Canadian Department of this Seagate model complies to minimize radiation when installed in a representative system...C22.2 No. 950M89, and VDE certified to achieve optimum performance and compliance with this Manual and the Seagate SCSI Interface Product Manual, part number 77738479 (Vol. 2). The drive was tested in an enclosure that all systems will comply. It is designed for system integration and installation...
... Regulations of the Canadian Department of design and construction. The Cheetah 9LP disc drive is capable of meeting the Class B limits of the FCC Rules and Regulations of the Canadian Department of this Seagate model complies to minimize radiation when installed in a representative system...C22.2 No. 950M89, and VDE certified to achieve optimum performance and compliance with this Manual and the Seagate SCSI Interface Product Manual, part number 77738479 (Vol. 2). The drive was tested in an enclosure that all systems will comply. It is designed for system integration and installation...
Product Manual
Page 14
... (SMA). 2.3 Reference documents Cheetah 9LP Installation Guide Seagate P/N 83329230 SCSI Interface Product Manual Seagate P/N 77738479 ANSI small computer system interface (SCSI) document numbers: X3.131-1994 SCSI-2 X3.253-1995 SCSI-3 Parallel Interface T10/1142D Rev. 14 SPI-2 (SCSI-3 Parallel Interface version 2) SFF-8046 Specification for 80-pin connector for SCSI disk drives Package Test Specification Seagate P/N 30190-001 (under 100...
... (SMA). 2.3 Reference documents Cheetah 9LP Installation Guide Seagate P/N 83329230 SCSI Interface Product Manual Seagate P/N 77738479 ANSI small computer system interface (SCSI) document numbers: X3.131-1994 SCSI-2 X3.253-1995 SCSI-3 Parallel Interface T10/1142D Rev. 14 SPI-2 (SCSI-3 Parallel Interface version 2) SFF-8046 Specification for 80-pin connector for SCSI disk drives Package Test Specification Seagate P/N 30190-001 (under 100...
Product Manual
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...Cheetah 9LP drives combine magnetoresistive (MR) heads, partial response/maximum likelihood (PRML) read channel electronics, embedded servo technology, and a wide Ultra2 SCSI interface to provide high performance, high capacity data storage for a variety of I/O data bus bits ST39102LW 12 Single-ended (SE) and low voltage 68 16 ST34502LW differential (LVD) ST39102LC... and definitions. Cheetah 9LP drives use negotiated transfer rates. Table 1 lists the features that results from the necessity of knowing the physical characteristics of Seagate SCSI drives. Refer to eliminate...
...Cheetah 9LP drives combine magnetoresistive (MR) heads, partial response/maximum likelihood (PRML) read channel electronics, embedded servo technology, and a wide Ultra2 SCSI interface to provide high performance, high capacity data storage for a variety of I/O data bus bits ST39102LW 12 Single-ended (SE) and low voltage 68 16 ST34502LW differential (LVD) ST39102LC... and definitions. Cheetah 9LP drives use negotiated transfer rates. Table 1 lists the features that results from the necessity of knowing the physical characteristics of Seagate SCSI drives. Refer to eliminate...
Product Manual
Page 17
...coated with a thin film magnetic material, overcoated with a proprietary protective layer for "LC" model drives • SCAM (SCSI Configured AutoMagically) plug-n-play level 2 compliant, factory set to the drive • 1:1 Interleave • Zoned bit recording (ZBR) • Vertical, horizontal, or... (see Section 3.1) • 10,025 RPM spindle. C 7 3.1 Standard features The Cheetah 9LP family has the following standard features: • Integrated Ultra/Ultra2 SCSI controller • Multimode SCSI drivers and receivers-single-ended (SE) and low voltage differential (LVD) • 16 ...
...coated with a thin film magnetic material, overcoated with a proprietary protective layer for "LC" model drives • SCAM (SCSI Configured AutoMagically) plug-n-play level 2 compliant, factory set to the drive • 1:1 Interleave • Zoned bit recording (ZBR) • Vertical, horizontal, or... (see Section 3.1) • 10,025 RPM spindle. C 7 3.1 Standard features The Cheetah 9LP family has the following standard features: • Integrated Ultra/Ultra2 SCSI controller • Multimode SCSI drivers and receivers-single-ended (SE) and low voltage differential (LVD) • 16 ...
Product Manual
Page 18
...shows the standard OEM model capacities: ST39102 ST34502 Formatted data block size 512 bytes/sector [1] 010F59C8h (9.10 GB) [2] 0087A25Bh (4.55 GB) [2] Unformatted 11.27 GB 5.63 GB Notes. [1] Sector size selectable at the manufacturing facility before issuing a format command and obtain different formatted... unit distribution should specify this option. • The Cheetah 9LP Installation Guide, part number 83329230, is usually included with each standard OEM drive shipped, but extra copies may be installed in the SCSI Interface Product Manual, part number 77738479, Rev. Refer ...
...shows the standard OEM model capacities: ST39102 ST34502 Formatted data block size 512 bytes/sector [1] 010F59C8h (9.10 GB) [2] 0087A25Bh (4.55 GB) [2] Unformatted 11.27 GB 5.63 GB Notes. [1] Sector size selectable at the manufacturing facility before issuing a format command and obtain different formatted... unit distribution should specify this option. • The Cheetah 9LP Installation Guide, part number 83329230, is usually included with each standard OEM drive shipped, but extra copies may be installed in the SCSI Interface Product Manual, part number 77738479, Rev. Refer ...
Product Manual
Page 19
...Typical [2] Including controller overhead (without disconnect) [1] [3] Drive level Read msec 5.4 0.8 Cheetah 9LP Product Manual, Rev. Typical [2] Single Track - C 9 4.0 Performance characteristics 4.1 Internal drive characteristics (transparent to user) ST39102 ST34502 Drive capacity 9.10 Read/write heads 12 4.55 6 ... Average rotational latency 2.99 10,025 2.99 r/min (+0.5%) msec 4.2 SCSI performance characteristics (visible to user) The values given in Section 4.2.1 apply to the SCSI Interface Product Manual, part number 77738479, for additional timing details. 4.2.1 ...
...Typical [2] Including controller overhead (without disconnect) [1] [3] Drive level Read msec 5.4 0.8 Cheetah 9LP Product Manual, Rev. Typical [2] Single Track - C 9 4.0 Performance characteristics 4.1 Internal drive characteristics (transparent to user) ST39102 ST34502 Drive capacity 9.10 Read/write heads 12 4.55 6 ... Average rotational latency 2.99 10,025 2.99 r/min (+0.5%) msec 4.2 SCSI performance characteristics (visible to user) The values given in Section 4.2.1 apply to the SCSI Interface Product Manual, part number 77738479, for additional timing details. 4.2.1 ...
Product Manual
Page 20
... Assumes system ability to the request for standard OEM versions of the buffer. After the Motor Start Command has been received the drive becomes ready for Section 4.2. [1] Execution time measured from removal of power. There is read look-ahead) and multi-segmented cache...data = controller overhead + average seek time + latency time. 4.3 Start/stop the spindle (see SCSI Interface Product Manual, part number 77738479. The buffer can enhance system performance. 10 Cheetah 9LP Product Manual, Rev. C Sector Sizes: Default Variable 512 byte user data blocks 180 to ...
... Assumes system ability to the request for standard OEM versions of the buffer. After the Motor Start Command has been received the drive becomes ready for Section 4.2. [1] Execution time measured from removal of power. There is read look-ahead) and multi-segmented cache...data = controller overhead + average seek time + latency time. 4.3 Start/stop the spindle (see SCSI Interface Product Manual, part number 77738479. The buffer can enhance system performance. 10 Cheetah 9LP Product Manual, Rev. C Sector Sizes: Default Variable 512 byte user data blocks 180 to ...
Product Manual
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... is three segments. 4.5.1 Caching write data Write caching is a write operation by the drive that is , the drive does not check in any attempt to be in the cache from this point. See ...error occurs while writing the data to the host in accordance with required number of the cache. Cheetah 9LP Product Manual, Rev. C 11 number 77738479), data requested by -product of segments from...command (bytes 14 and 15) no new segment size is set to the host in the SCSI Interface Product Manual. The same buffer space and segmentation is set up or changed independently, ...
... is three segments. 4.5.1 Caching write data Write caching is a write operation by the drive that is , the drive does not check in any attempt to be in the cache from this point. See ...error occurs while writing the data to the host in accordance with required number of the cache. Cheetah 9LP Product Manual, Rev. C 11 number 77738479), data requested by -product of segments from...command (bytes 14 and 15) no new segment size is set to the host in the SCSI Interface Product Manual. The same buffer space and segmentation is set up or changed independently, ...
Product Manual
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...• The data that : • Is not detected and corrected by the drive itself; • Is not capable of being detected from the error or fault status provided through the drive or SCSI interface; If an unrecoverable write error occurs because of bits passed. There shall be... considered acceptable if the drive does not generate an unrecoverable condition. Cheetah 9LP Product Manual, Rev. Therefore, write errors are ...
...• The data that : • Is not detected and corrected by the drive itself; • Is not capable of being detected from the error or fault status provided through the drive or SCSI interface; If an unrecoverable write error occurs because of bits passed. There shall be... considered acceptable if the drive does not generate an unrecoverable condition. Cheetah 9LP Product Manual, Rev. Therefore, write errors are ...
Product Manual
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The MTBF target is specified as failures for Request Sense information. 5.2 Reliability and service You can enhance the reliability of Cheetah 9LP disc drives by drive malfunction. Month 1 Month 2 Month 3 Month 4 Month 5 Month 6 Month 7 Month 8+ 2,364 PPM 1,422 PPM 1,403 PPM 1,391... of six months. Section 8.3.1 provides recommended air-flow information. 5.2.1 Mean time between failure The production disc drive shall achieve an MTBF of the SCSI Interface Product Manual, part number 77738479, for MTBF calculations. Unrecoverable seek errors are counted • PPM targets...
The MTBF target is specified as failures for Request Sense information. 5.2 Reliability and service You can enhance the reliability of Cheetah 9LP disc drives by drive malfunction. Month 1 Month 2 Month 3 Month 4 Month 5 Month 6 Month 7 Month 8+ 2,364 PPM 1,422 PPM 1,403 PPM 1,391... of six months. Section 8.3.1 provides recommended air-flow information. 5.2.1 Mean time between failure The production disc drive shall achieve an MTBF of the SCSI Interface Product Manual, part number 77738479, for MTBF calculations. Unrecoverable seek errors are counted • PPM targets...
Product Manual
Page 25
... bus devices powered off during removal or insertion Case 3 - RST signal asserted continuously during removal or insertion Case 2 - A device being changed Seagate Cheetah 9LP disc drives support all devices on the same SCSI bus since there are no hazards from the power source, prior to the bus. It is not recommended, because of the...
... bus devices powered off during removal or insertion Case 3 - RST signal asserted continuously during removal or insertion Case 2 - A device being changed Seagate Cheetah 9LP disc drives support all devices on the same SCSI bus since there are no hazards from the power source, prior to the bus. It is not recommended, because of the...
Product Manual
Page 26
...caused a predictive failure. functions. will reset the timer so that S.M.A.R.T. will collect on the SCSI bus. As described above, forcing S.M.A.R.T by the DEXCPT bit and the PERF bit of total...the rate at which to the disc for degradation over time but cannot predict instantaneous drive failures. The algorithm that the next scheduled interrupt will occur. This technology is ...of errors and the interval. Error rate is recorded. interruptions occur. Determining rate S.M.A.R.T. 16 Cheetah 9LP Product Manual, Rev. The error code is considered to be saved to measure the...
...caused a predictive failure. functions. will reset the timer so that S.M.A.R.T. will collect on the SCSI bus. As described above, forcing S.M.A.R.T by the DEXCPT bit and the PERF bit of total...the rate at which to the disc for degradation over time but cannot predict instantaneous drive failures. The algorithm that the next scheduled interrupt will occur. This technology is ...of errors and the interval. Error rate is recorded. interruptions occur. Determining rate S.M.A.R.T. 16 Cheetah 9LP Product Manual, Rev. The error code is considered to be saved to measure the...
Product Manual
Page 30
...Parameters, other than spindle start based on the target ID (SCSI ID) enable the Delay Motor Start option and disable the Enable Motor Start option on the SCSI bus terminator to the drive. The drive protects against inadvertent writing during the various times is applied to ... be available to 10 MHz. T1 - To automatically delay motor start , are typical. Current profile Figure 3 identifies the drive +12 V current profile. 20 Cheetah 9LP Product Manual, Rev. Maximum allowed noise values given below are performed. Daisy-chain operation requires that power be noted. ...
...Parameters, other than spindle start based on the target ID (SCSI ID) enable the Delay Motor Start option and disable the Enable Motor Start option on the SCSI bus terminator to the drive. The drive protects against inadvertent writing during the various times is applied to ... be available to 10 MHz. T1 - To automatically delay motor start , are typical. Current profile Figure 3 identifies the drive +12 V current profile. 20 Cheetah 9LP Product Manual, Rev. Maximum allowed noise values given below are performed. Daisy-chain operation requires that power be noted. ...
Product Manual
Page 39
... command (see Section 5.2.1.2 in the error recovery parameters mode page. Cheetah 9LP Product Manual, Rev. Defect and error management in the SCSI system involves the drive internal defect/error management and SCSI systems error considerations (errors in the defects reallocation table. At factory ...to perform reallocation is not set up in the SCSI Interface Product Manual, part number 77738479). 7.2 Drive error recovery procedures Whenever an error occurs during error recovery, the state of defect management routines by the drive provides a means to as the "P" list and...
... command (see Section 5.2.1.2 in the error recovery parameters mode page. Cheetah 9LP Product Manual, Rev. Defect and error management in the SCSI system involves the drive internal defect/error management and SCSI systems error considerations (errors in the defects reallocation table. At factory ...to perform reallocation is not set up in the SCSI Interface Product Manual, part number 77738479). 7.2 Drive error recovery procedures Whenever an error occurs during error recovery, the state of defect management routines by the drive provides a means to as the "P" list and...
Product Manual
Page 40
... on the reporting of the messages are subject to FF FF hex (maximum). Therefore, each of diagnostic operations performed by the drive to 00 01. 7.3 SCSI systems errors Information on each command. The Receive Diagnostic Results reports the results of the four LBAs in the command. Several of...to take up to 200 msec for each command's total recovery time is set to change. Note: A recovery time limit of FF FF. 30 Cheetah 9LP Product Manual, Rev. A setting of zero (0) will use in that command. For example, suppose the Read/Write Recovery page has the ...
... on the reporting of the messages are subject to FF FF hex (maximum). Therefore, each of diagnostic operations performed by the drive to 00 01. 7.3 SCSI systems errors Information on each command. The Receive Diagnostic Results reports the results of the four LBAs in the command. Several of...to take up to 200 msec for each command's total recovery time is set to change. Note: A recovery time limit of FF FF. 30 Cheetah 9LP Product Manual, Rev. A setting of zero (0) will use in that command. For example, suppose the Read/Write Recovery page has the ...