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Cheetah 36XL ST39205LC
Seagate Cheetah 36XL ST39205LC Manuals
Manuals and User Guides for Seagate Cheetah 36XL ST39205LC. We have
2
Seagate Cheetah 36XL ST39205LC manuals available for free PDF download: Product Manual
Seagate Cheetah 36XL ST39205LC Product Manual (96 pages)
Cheetah 36XL Family
Brand:
Seagate
| Category:
Storage
| Size: 1.88 MB
Table of Contents
Table of Contents
7
1 Scope
11
Figure 1. Cheetah 36XL Family Drive (ST336705LC Shown)
11
2 Applicable Standards and Reference Documentation
13
Standards
13
Electromagnetic Compatibility
13
Electromagnetic Susceptibility
13
Electromagnetic Compliance
13
Reference Documents
14
3 General Description
15
Figure 2. Cheetah 36XL Family Drive
16
Standard Features
17
Media Characteristics
17
Performance
17
Reliability
17
Formatted Capacities
18
Programmable Drive Capacity
18
Factory Installed Accessories
18
Options (Factory Installed)
18
4 Performance Characteristics
19
Internal Drive Characteristics (Transparent to User)
19
SCSI Performance Characteristics (Visible to User)
19
Access Time
19
Format Command Execution Time (Minutes)
19
Generalized Performance Characteristics
19
Start/Stop Time
20
Prefetch/Multi-Segmented Cache Control
20
Cache Operation
21
Caching Write Data
21
Prefetch Operation
22
Optimizing Cache Performance for Desktop and Server Applications
22
5 Reliability Specifications
25
Error Rates
25
Environmental Interference
25
Read Errors
25
Write Errors
25
Seek Errors
25
Reliability and Service
26
Mean Time between Failure
26
Preventive Maintenance
26
Service Life
26
Service Philosophy
26
Service Tools
26
Hot Plugging Cheetah 36XL Disc Drives
27
S.M.a.r.t
27
Drive Self Test (DST)
28
DST Failure Definition
29
Implementation
29
Product Warranty
30
6 Physical/Electrical Specifications
33
AC Power Requirements
33
DC Power Requirements
33
Conducted Noise Immunity
34
Power Sequencing
34
Current Profile
34
Figure 3. Typical ST336705 Drive +12 V Current Profile
35
Figure 4. Typical ST318405 Drive +12 V Current Profile
35
Figure 5. Typical ST39205 Drive +12 V Current Profile
36
Figure 6. Typical ST336705 Drive +5 V Current Profile
36
Figure 7. Typicalst318405 Drive +5 V Current Profile
37
Figure 8. Typicalst39205 Drive +5 V Current Profile
37
Power Dissipation
38
Figure 9. ST336705 DC Current and Power Vs. Input/Output Operations Per Second
38
Figure 10. ST318405 DC Current and Power Vs. Input/Output Operations Per Second
39
Environmental Limits
40
Temperature
40
Figure 11. ST39205 DC Current and Power Vs. Input/Output Operations Per Second (LVD)
40
Relative Humidity
41
Figure 12. Location of HDA Temperature Check Point
41
Effective Altitude (Sea Level)
42
Shock and Vibration
42
Shock
42
Figure 13. Recommended Mounting
43
Vibration
44
Air Cleanliness
44
Acoustics
44
Electromagnetic Susceptibility
44
Mechanical Specifications
45
Figure 14. LW Mounting Configuration Dimensions
45
Figure 15. LC Mounting Configuration Dimensions
46
7 Defect and Error Management
47
Drive Internal Defects
47
Drive Error Recovery Procedures
47
SCSI Systems Errors
48
8 Installation
49
Drive ID/Option Select Header
49
Figure 16. J6 Jumper Header
50
Figure 17. J5 Jumper Header (on LW Model Only)
51
Figure 18. J2 Option Select Header
52
Notes for Figures 16, 17, and 18
52
Function Description
53
Drive Orientation
54
Cooling
54
Drive Mounting
54
Grounding
54
9 Interface Requirements
55
General Description
55
SCSI Interface Messages Supported
55
SCSI Interface Commands Supported
56
Inquiry Vital Product Data
59
Mode Sense Data
59
SCSI Bus Conditions and Miscellaneous Features Supported
67
Synchronous Data Transfer
68
Synchronous Data Transfer Periods Supported
68
REQ/ACK Offset
68
Physical Interface
68
DC Cable and Connector
68
Figure 19. LW Model Drive Physical Interface (68-Pin J1 SCSI I/O Connector)
69
Figure 20. LC Model Drive Physical Interface (80-Pin J1 SCSI I/O Connector)
69
SCSI Interface Physical Description
70
SCSI Interface Cable Requirements
70
Mating Connectors
71
Mating Connectors for LW Model Drives
71
Mating Connectors for LC Model Drives
71
Figure 21. SCSI Daisy Chain Interface Cabling for LW Drives
72
Figure 22. Nonshielded 68 Pin SCSI Device Connector Used on LW Drives
73
Figure 23. Nonshielded 80 Pin SCSI "SCA-2" Connector, Used on LC Drives
74
Electrical Description
79
Multimode-SE and LVD Alternatives
79
Figure 24. LVD Output Signals
80
Figure 25. Typical SE-LVD Alternative Transmitter Receiver Circuits
80
General Cable Characteristics
81
Low Voltage Differential I/O Circuits
81
Single-Ended Drivers/Receivers
81
Terminator Requirements
81
Terminator Power
81
Disc Drive SCSI Timing
82
Drive Activity Remote LED Signal Status
83
10 Seagate Technology Support Services
85
Technical Support
86
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Seagate Cheetah 36XL ST39205LC Product Manual (96 pages)
Cheetah 36XL series
Brand:
Seagate
| Category:
Storage
| Size: 1.85 MB
Table of Contents
Table of Contents
7
1 Scope
11
Figure 1. Cheetah 36XL Family Drive (ST336705LC Shown)
11
2 Applicable Standards and Reference Documentation
13
Standards
13
Electromagnetic Compatibility
13
Electromagnetic Susceptibility
13
Electromagnetic Compliance
13
Reference Documents
14
3 General Description
15
Figure 2. Cheetah 36XL Family Drive
16
Standard Features
17
Media Characteristics
17
Performance
17
Reliability
17
Formatted Capacities
18
Programmable Drive Capacity
18
Factory Installed Accessories
18
Options (Factory Installed)
18
4 Performance Characteristics
19
Internal Drive Characteristics (Transparent to User)
19
SCSI Performance Characteristics (Visible to User)
19
Access Time
19
Format Command Execution Time (Minutes)
19
Generalized Performance Characteristics
19
Start/Stop Time
20
Prefetch/Multi-Segmented Cache Control
20
Cache Operation
21
Caching Write Data
21
Prefetch Operation
22
Optimizing Cache Performance for Desktop and Server Applications
22
5 Reliability Specifications
25
Error Rates
25
Environmental Interference
25
Read Errors
25
Write Errors
25
Seek Errors
25
Reliability and Service
26
Mean Time between Failure
26
Preventive Maintenance
26
Service Life
26
Service Philosophy
26
Service Tools
26
Hot Plugging Cheetah 36XL Disc Drives
27
S.M.a.r.t
27
Drive Self Test (DST)
28
DST Failure Definition
29
Implementation
29
Product Warranty
30
6 Physical/Electrical Specifications
33
AC Power Requirements
33
DC Power Requirements
33
Conducted Noise Immunity
34
Power Sequencing
34
Current Profile
34
Figure 3. Typical ST336705 Drive +12 V Current Profile
35
Figure 4. Typical ST318405 Drive +12 V Current Profile
35
Figure 5. Typical ST39205 Drive +12 V Current Profile
36
Figure 6. Typical ST336705 Drive +5 V Current Profile
36
Figure 7. Typicalst318405 Drive +5 V Current Profile
37
Figure 8. Typicalst39205 Drive +5 V Current Profile
37
Power Dissipation
38
Figure 9. ST336705 DC Current and Power Vs. Input/Output Operations Per Second
38
Figure 10. ST318405 DC Current and Power Vs. Input/Output Operations Per Second
39
Environmental Limits
40
Temperature
40
Figure 11. ST39205 DC Current and Power Vs. Input/Output Operations Per Second (LVD)
40
Relative Humidity
41
Effective Altitude (Sea Level)
41
Shock and Vibration
41
Shock
41
Figure 12. Location of HDA Temperature Check Point
41
Figure 13. Recommended Mounting
43
Vibration
44
Air Cleanliness
44
Acoustics
44
Electromagnetic Susceptibility
44
Mechanical Specifications
45
Figure 14. LW Mounting Configuration Dimensions
45
Figure 15. LC Mounting Configuration Dimensions
46
7 Defect and Error Management
47
Drive Internal Defects
47
Drive Error Recovery Procedures
47
SCSI Systems Errors
48
8 Installation
49
Drive ID/Option Select Header
49
Figure 16. J6 Jumper Header
50
Figure 17. J5 Jumper Header (on LW Model Only)
51
Figure 18. J2 Option Select Header
52
Notes for Figures 16, 17, and 18
52
Function Description
53
Drive Orientation
54
Cooling
54
Drive Mounting
54
Grounding
54
9 Interface Requirements
55
General Description
55
SCSI Interface Messages Supported
55
SCSI Interface Commands Supported
56
Inquiry Vital Product Data
59
Mode Sense Data
59
SCSI Bus Conditions and Miscellaneous Features Supported
67
Synchronous Data Transfer
68
Synchronous Data Transfer Periods Supported
68
REQ/ACK Offset
68
Physical Interface
68
DC Cable and Connector
68
Figure 19. LW Model Drive Physical Interface (68-Pin J1 SCSI I/O Connector)
69
Figure 20. LC Model Drive Physical Interface (80-Pin J1 SCSI I/O Connector)
69
SCSI Interface Physical Description
70
SCSI Interface Cable Requirements
70
Mating Connectors
71
Mating Connectors for LW Model Drives
71
Mating Connectors for LC Model Drives
71
Figure 21. SCSI Daisy Chain Interface Cabling for LW Drives
72
Figure 22. Nonshielded 68 Pin SCSI Device Connector Used on LW Drives
73
Figure 23. Nonshielded 80 Pin SCSI "SCA-2" Connector, Used on LC Drives
74
Electrical Description
79
Multimode-SE and LVD Alternatives
79
Figure 24. LVD Output Signals
80
Figure 25. Typical SE-LVD Alternative Transmitter Receiver Circuits
80
General Cable Characteristics
81
Low Voltage Differential I/O Circuits
81
Single-Ended Drivers/Receivers
81
Terminator Requirements
81
Terminator Power
81
Disc Drive SCSI Timing
82
Drive Activity Remote LED Signal Status
83
10 Seagate Technology Support Services
85
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