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Barracuda ST11950WD
Seagate Barracuda ST11950WD Manuals
Manuals and User Guides for Seagate Barracuda ST11950WD. We have
2
Seagate Barracuda ST11950WD manuals available for free PDF download: Product Manual, Installation Manual
Seagate Barracuda ST11950WD Product Manual (94 pages)
Barracuda 1 and 2 Disc Drive
Brand:
Seagate
| Category:
Storage
| Size: 0.82 MB
Table of Contents
Table of Contents
7
Scope
11
Barracuda 1 and 2 Family Disc Drives
11
Applicable Standard and Reference Documentation
13
Standards
13
Applicable Reference Documents
13
General Description
15
Barracuda Disc Drive (Exploded View)
15
Standard Features
17
Performance
17
Reliability
17
Unformatted and Formatted Capacities
18
Options
18
Installation
19
Performance Characteristics
21
Internal Drive Characteristics
21
SCSI Seek Performance Characteristics
21
OEM Interruptible Thermal Compensation Implementation
22
Seek Time
23
Format Drive Command Execution Time
23
General Performance Characteristics
24
Start/Stop Time
24
Prefetch/Multi-Segmented Cache Control
25
Adaptive Read Lookahead
26
Caching Write Data
26
Synchronized Spindle Operation
27
Synchronized Drive Interconnect Diagram
27
Synchronized Reference Signal Characteristics
28
Reliability Specifications
31
Error Rates
31
Environmental Interference
31
Write Errors
31
Seek Errors
32
Reliability and Service
32
Mean Time between Failures (MTBF)
32
Air Flow
32
Air-Flow Pattern
33
TYFX Temperature Measurement Locations
34
UYFX Temperature Measurement Locations
35
TYGX Temperature Measurement Locations
36
PYGX Temperature Measurement Locations
37
Temperature Measurement Location
37
Preventive Maintenance
38
Service Life
38
Service Philosophy
38
Installation
38
Service Tools
38
Hot Plugging Barracuda 1 and 2 Disc Drives
38
Physical/Electrical Specifications
41
AC Power Requirements
41
DC Power Requirements
41
DC Power Requirements for ST11950N/ND and ST12550N/ND Drives
41
DC Power Requirements for ST11950W/WD and ST12550W/WD Drives
42
Conducted Noise Immunity
43
Power Sequencing
43
12V Current Profile
44
Barracuda 1 and 2 Drives Typical +12V Current Profiles
44
Heat/Power Dissipation
45
Environmental Limits
45
Temperature
45
Relative Humidity
45
Effective Altitude (Sea Level)
46
Shock and Vibration
46
Air Cleanliness
47
Acoustics
47
Electromagnetic Compatibility
47
Mechanical Specifications
48
Mounting Configuration Dimensions for N/ND Drives
48
Mounting Configuration Dimensions for W/WD Drives
49
Drive Orientation
50
Cooling
50
Recommended Mounting
50
Media Characteristics
51
Media Description
51
Defect and Error Management
53
Defects and Errors
53
Option/Configuration Headers
55
Drive ID/Option Select Headers
55
ST11950N/ND and ST12550N/ND Configuration
55
ST11950N/ND and ST12550N/ND Physical Interface
55
ST11950N/ND and ST12550N/ND Jumper Connectors
56
ST11950W/WD and ST12550W/WD Configuration
58
ST11950W/WD and ST12550W/WD Physical Interface
58
ST11950W/WD and ST12550W/WD Jumper Connectors
58
Synchronized Spindles Interface
60
Electrical Description
60
SCSI Reference Index Signal Driver/Receiver Combination
60
ST11950N/ND and ST12550N/ND Configuration Select Header Specification
61
ST11950W/WD and ST12550W/WD Configuration Select Header Specification
61
Grounding
62
Interface Requirements
63
General Description
63
SCSI Interface Messages Supported
63
SCSI Messages Supported
63
SCSI Interface Commands Supported
64
Supported Commands
64
Inquiry Data
66
Mode Sense Data
66
Barracuda 1 and 2 Family Drive Inquiry Data
66
Mode Sense Data, ST11950 Default Values (SCSI-1 Implementation)
67
Mode Sense Data, ST11950 Default Values (SCSI-2 Implementation)
68
Mode Sense Data, ST12550 Default Values (SCSI-1 Implementation)
69
Mode Sense Data, ST12550 Default Values (SCSI-2 Implementation)
70
SCSI Bus Conditions and Miscellaneous Features Supported
71
SCSI Bus Conditions and Other Miscellaneous Features
71
Synchronous Data Transfer
72
Barracuda 1 and 2 Product Manual, Rev. C VII
72
Synchronous Data Transfer Periods Supported
72
Synchronous Data Transfer Periods for ST11950N/ND and ST12550N/ND Drives
72
Synchronous Data Transfer Periods for ST11950W/WD and ST12550W/WD Drives
72
REQ/ACK Offset
73
DC Cable and Connector
73
SCSI Physical Interface
73
ST11950N/ND and ST12550N/ND Physical Interface
73
Physical Characteristics
74
ST11950W/WD and ST12550W/WD Physical Interface
74
Connector Requirements
75
Electrical Description
76
Single-Ended Transmitters and Receivers
77
Typical Differential I/O Line Transmitters/Receivers and Terminators
78
SCSI Non-Wide Physical Interface
80
Non-Shielded SCSI Device Connector
80
Single-Ended Cable Pin Assignments (Non-Shielded Connector) for ST11950N and ST12550N Drives
81
Differential Cable Pin Assignments (Non-Shielded Connector) for ST11950ND and ST12550ND Drives
82
SCSI Wide Physical Interface
83
Wide SCSI Device Connector
83
Single-Ended Contact Assignments (P Cable) for ST11950W and ST12550W Drives
84
Disc Drive SCSI Timing
86
Index
89
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Seagate Barracuda ST11950WD Installation Manual (48 pages)
SCSI disc drives
Brand:
Seagate
| Category:
Storage
| Size: 0.55 MB
Table of Contents
Table of Contents
2
Preface
3
Electrostatic Discharge Protection
3
Important Safety Information and Precautions
4
Wichtige Sicherheitshinweise
7
Technical Support Services
12
General Description
14
Initial Setup Information
21
Terminator Power
29
Kühlung des Systems
38
Installation des Laufwerkes und Anschluß der Kabel
41
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