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STD624000N
Seagate STD624000N Manuals
Manuals and User Guides for Seagate STD624000N. We have
2
Seagate STD624000N manuals available for free PDF download: Product Manual, Installation Manual
Seagate STD624000N Product Manual (112 pages)
Scorpion 24 DDS-3 Tape Drive
Brand:
Seagate
| Category:
Storage
| Size: 0.69 MB
Table of Contents
Fcc Notice
5
About this Manual
6
Table of Contents
7
1 Introduction
13
Overview
13
DDS Format Standard Compatibility
13
Scorpion 24 Capacity and Transfer Rates
14
Features
15
Models
16
Figure 1. 3.5-Inch Internal DDS Drive
17
Figure 2. 5.25-Inch Internal DDS Drive
17
DAT Technology Overview
18
Helical Scan Recording
18
Figure 3. External DDS Drive
18
Recording Formats
19
DDS-3 Recording Format
19
DDS Recording Format
19
DDS-DC Recording Format
20
2 Specifications
21
Overview
21
Physical Specifications
21
Figure 4. Internal DDS Drive-General Dimensions
22
Figure 5. Internal DDS Drive with Rails-General Dimensions
22
Power Specifications
23
Figure 6. External Subsystem-General Dimensions
23
Drive Performance Specifications
24
Environmental Requirements
25
DDS Cartridge Specifications
25
Regulatory Compliance
26
3 Installation
27
Introduction
27
Guidelines and Cautions (Internal Models)
27
Unpacking and Inspection
28
Cabling and Connectors
28
Cabling Considerations
28
Electrical Characteristics
28
SCSI Connector-Internal Models
30
SCSI Connector-External Models
31
Installing Internal Drives
32
Configuring Options
32
Setting the Switchbank Parameters
32
Figure 7. Switchbank Access-3.5-Inch Internal Model
32
Figure 8. Switchbank Access-5.25-Inch Internal Model
33
Figure 9. Dip Switch Default Settings
34
Media Recognition System (MRS) (S4)
34
SCSI Device Address (S1, S2, S3)
34
DDS Pass-Through Mode Enable/Disable (S6)
35
Inquiry String (S7)
35
Parity Check Enable/Disable (S5)
35
Power-On Self-Test Mode Enable/Disable (S8)
35
Switches 9 and 10
35
Figure 10. Location of Jumpers for Internal Model
36
Figure 11. Location of Jumpers for Internal Model with Rails
36
Setting the Jumpers
36
Figure 12. Jumper Configurations
37
SCSI Device Address Jumpers
37
Active Terminator
38
Hardware Data Compression
38
Terminator Power
38
Mounting the Drive
39
Figure 13. Mounting Hole Locations (Internal Drive Without Rails)
39
Figure 14. Mounting Hole Locations (Internal Drive with Rails)
40
Completing the Power and Interface Connections
41
Installing External Drives
41
Selecting the SCSI Address
42
Completing the Interface Connection
42
Figure 15. Rear Panel (External Model)
42
Connecting the Power Cord
43
Figure 16. Daisy Chain Diagram
43
4 Drive Operations
45
Introduction
45
Data Compression Operation
45
Front Panel LED Operation
46
Figure 17. Front Panel-Internal Model
47
Figure 18. Front Panel-Internal Model with Rails
48
Figure 19. Front Panel-External Subsytem
48
Loading/Unloading the Cartridge
49
Loading/Unloading a Cartridge (Normal Operation)
49
Figure 20. Cartridge Loading (Internal DAT Drive)
49
Unloading a Cartridge (Manual Operation)
50
Figure 21. Locations on Drive
50
Using a Blank Cartridge
51
Using a Cartridge Containing Data
52
Loading Revised Firmware Using Seagate Firmware Cartridges
52
Flash Memory
52
Firmware Download Process
53
5 SCSI Interface
55
Introduction
55
SCSI-2 Interface
55
ANSI X3.131, 199X Conformance Statement (SCSI-2)
57
General Features
57
Typical System Configurations
58
Figure 22. SCSI System Sample Configurations
58
6 DDS-3 Tape Format
59
Introduction to DDS Recording Format Standards
59
Basic Groups
60
Figure 23. Structure of a Basic Group
60
Entities
61
Subgroups
61
Basic Group Transformation Summary
61
Subcode Information
61
Subcode Location
61
DDS-3 Track Geometry
62
Figure 24. Track Configuration
62
Recorded Patterns
63
Format of a Track
63
Positioning Accuracy
64
Timing Tracking
64
Tape Layouts in the DDS-3 Standard
65
Layout of a Single Data Space Tape (Single Partition)
65
Figure 25. Timing Tracking
65
Device Area
66
Figure 26. Layout of a Single Data Space Tape
66
Reference Area
66
Appending to Tape
67
Data Area
67
Figure 27. Appending Rules
67
System Area
67
Figure 28. Tolerance on Seamless Appending
68
Early Warning Point (EWP)
69
EOD Area
69
Initialization
69
Layout of a Partitioned Tape
70
Figure 29. Layout of a Partitioned Tape
70
Initialization of Partitioned Tapes
71
Partition 0
71
Partition 1
71
Housekeeping Frames
72
DDS-3 Recording Format Standard-Further Reference
72
7 Data Compression
73
Introduction
73
Data Compression-General
73
Data Compression Considerations
74
Hardware Compression
75
Data Integrity
75
DCLZ Algorithm
76
Simplified Compression Operation
76
Dictionary
77
Simplified Decompression Operation
78
Scsi/Data-Compression Chip
80
Overview
80
Features
80
Figure 30. Layout of Scsi/Data Compression Device
81
8 Theory of Operations
83
Overview
83
The STD124000N Drive
84
Motors and Control Circuits
85
Figure 31. Simplified Block Diagram-Scorpion 24 DDS-3 Drive
85
Product Manual
85
SCSI Controller
86
Figure 32. Block Diagram-SCSI Controller DAT Models
86
Helical Scan Recording-Four-Head Design
87
Figure 33. Four-Head Design
87
Motors and Control Circuits
88
Figure 34. Alternate Azimuth Angles
88
Read and Write LSI
89
SCSI Controller
89
Timing Tracking Circuitry
89
Flash Memory
89
Sensors
90
Read-After-Write
90
Media Recognition System (MRS)
91
DDS Data Cartridge
91
Figure 35. DDS Cartridge
92
Figure 36. Cartridge Design Features
93
Figure 37. Write-Protect Tab on the DDS Cartridge
93
9 Maintenance and Reliability
95
Maintenance
95
Head Cleaning
95
Automatic Drive Spin-Down and Write
96
Guidelines for High Temperature or Humidity Conditions (Outside the Specified Operating Environment)
96
Reliability
97
Mean Time between Failures
97
Mean Time to Repair
97
Acronyms and Measurements
99
Acronyms and Abbreviations
99
Measurements
101
A Acronyms and Measurements
102
Vendor-Unique SCSI Information
103
Overview
103
MODE SELECT Flash Memory Configuration Page
104
MODE SENSE Flash Memory Configuration Page
105
B Vendor-Unique SCSI Information
106
Glossary
107
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Seagate STD624000N Installation Manual (82 pages)
Seagate DAT Drive
Brand:
Seagate
| Category:
Storage
| Size: 0.77 MB
Table of Contents
English
3
Table of Contents
3
FCC Notice
4
Introduction
5
Before You Begin
5
SCSI Cables and Connectors
6
Installing an Internal DAT Drive
7
Configuring an Internal DAT Drive
7
Mounting an Internal DAT Drive
14
Connecting Power and Interface Cables
14
Installing an External DAT Drive
15
Configuring an External DAT Drive
15
Connecting the SCSI Interface Cable
16
Connecting the Power Cord
17
Operating and Maintaining a DAT Drive
18
LED Codes
18
Loading a Cartridge
21
Unloading a Cartridge
22
Initializing a Blank DAT Cartridge
22
DAT Cartridge Compatibility
23
Write-Protecting a DAT Cartridge
24
Cleaning the Tape Heads
24
Technical Support
26
Deutsch
29
FCC Anmerkung
30
Einführung
31
Bevor Sie Beginnen
31
Installation eines Internen DAT-Laufwerks
33
Konfiguration eines Internen DAT-Laufwerks
33
Einbau eines Internen DAT-Laufwerks
40
Anschluß der Strom- und Schnittstellenkabel
40
Installation eines Externen DAT-Laufwerks
41
Konfiguration eines Externen DAT-Laufwerks
41
Anschluß des SCSI-Schnittstellenkabels
42
Anschluß des Stromkabels
43
Bedienung und Wartung eines DAT-Laufwerks
44
LED-Anzeigen
44
Laden einer Kassette
47
Entfernen einer Kassette
48
Initialisierung einer Neuen DAT-Kassette
49
DAT-Kassetten-Kompatibilität
49
Schreibschutz einer DAT-Kassette
50
Reinigung der Magnetköpfe
51
Technischer Support
53
Français
57
Avertissement FCC
58
Introduction
59
Avant-Propos
59
Câbles Et Connecteurs SCSI
60
Installation D'une Unité DAT Interne
61
Configuration D'une Unité DAT Interne
61
Montage D'une Unité DAT Interne
69
Branchement des Câbles D'alimentation Et D'interface
69
Installation D'une Unité DAT Externe
70
Configuration D'une Unité DAT Externe
70
Branchement du Câble D'interface SCSI
71
Branchement du Cordon D'alimentation
72
Utilisation Et Maintenance D'une Unité DAT
73
Codes LED
73
Mise en Place D'une Cartouche
76
Retrait D'une Cartouche
77
Initialisation D'une Cartouche DAT Vierge
77
Compatibilité des Cartouches DAT
78
Protection en Écriture D'une Cartouche DAT
79
Nettoyage des Têtes
79
Support Technique
81
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