Seagate ST3550A Manuals

Manuals and User Guides for Seagate ST3550A. We have 1 Seagate ST3550A manual available for free PDF download: Product Manual

Seagate ST3550A Product Manual

Seagate ST3550A Product Manual (44 pages)

AT Interface Drives

Brand: Seagate | Category: Computer Hardware | Size: 0.3 MB

Table of Contents

Table of Contents
5
Specifications
9
Formatted Capacity
9
Recommended Logical Configuration
9
Physical Organization
10
Functional Specifications
10
Seek Time
10
Thermal Compensation
11
Multisegmented Cache Buffer
11
Start/Stop Time
12
Typical Power-Up and Power-Down Sequence
12
Power-Up Sequence
12
Power-Down Sequence
12
Auto-Park
12
Reliability
13
Physical Dimensions
13
Environmental Specifications
13
Ambient Temperature
13
Temperature Gradient
13
Altitude
13
Relative Humidity
14
Acoustics
14
Shock and Vibration
14
DC Power
15
Input Noise
15
Power Management
15
Idle and Standby Timers
15
Power-Management Modes
16
Power Consumption
17
Figure 1. Typical Startup Current Profile
18
Agency Listings
19
FCC Verification
19
Configuring and Mounting the Drive
21
Handling and Static-Discharge Precautions
21
I/O Cable and Connector
22
Figure 2. at Interface Connector
22
Remote LED Connection
23
Jumpers
23
Jumper Sizes
23
Factory Test Jumper Block (J6)
23
Figure 3. Configuration Jumpers
24
Master/Slave Configuration
25
Cable Select Option
26
Figure 4. Connecting Cable-Selected Drives
27
Spindle Synchronization Option
28
Figure 5. Connecting Synchronized Drives
29
Figure 6. Spindle Synchronization Timing
29
Mounting the Drive
30
Figure 7. Recommended Mounting Orientations
31
Figure 8. Mounting Dimensions
32
AT Interface
33
Command Set
33
Identify Drive Command (EC H )
35
Set Features Command (EF H )
37
Sleep Command (99 H , E6 H )
37
AT Interface Connector Pin Assignments
37
Figure 9. at Interface Connector Pin Assignments
38
Appendix. Timing Diagrams
39
Figure 10. Programmed I/O Timing Without IORDY
39
Figure 11. Programmed I/O Timing with IORDY
40
Figure 12. Multiword DMA Timing
41

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