Seagate ST15150N - Barracuda 4.3 GB Hard Drive Support and Manuals
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Product Manual - Page 4
Barracuda™ is a trademark of Seagate Technology, Inc. D February 1996
Seagate® , Seagate Technology® , and the Seagate logo are registered trademarks or trademarks of this publication may be reproduced in any form without notice, product offerings or specifications. © 1996 Seagate Technology, Inc. All rights reserved Publication number: 83328880, Rev. No part of ...
Product Manual - Page 9
...reference index signal driver/receiver combination 55 Figure 26. ST15150N/ND drives physical interface 68 Figure 29. Barracuda disc drive (exploded view 5 Figure 3. Wide SCSI device connector 78 Figure 35. Synchronized drive interconnect diagram 17 Figure 5. ST15150N/ND drives option header locations 47 Figure 20. ST15150N/ND drives configuration select header specification 56 Figure 27...
Product Manual - Page 11
... characteristics of Seagate drives. Barracuda 4 disc drives Barracuda™ 4 disc drives.
Barracuda drives support the Small Computer System Interface-2 (SCSI-2) as described in the ANSI SCSI and SCSI-2 interface specifications to the extent described in this and other families of the Barracuda 4 drives. D
1
1.0
Scope
This manual describes Seagate Technology®, Inc. ST15150N/ND...
Product Manual - Page 15
... through a non-replaceable filter to Figure 2 for information only-never disassemble the HDA and do not attempt to meet the needs of the targets (logical block addressing is environmentally sealed at the factory. Refer to maintain a contamination-free HDA environment.
ST15150N/ND/W/WD/WC/DC Product Manual, Rev. The Barracuda drive's interface supports multiple initiators, disconnect...
Product Manual - Page 17
... actuator D
7
4.0
Standard features
Barracuda 4 drives have the following standard features:
• Integrated SCSI controller • Single-ended or differential SCSI drivers and receivers • Asynchronous and synchronous data transfer protocols • Firmware downloadable using a SCSI interface • Selectable sector size from 180 to eliminate seek errors • Self-diagnostics...
Product Manual - Page 19
... the user, systems integrator, or host equipment manufacturer.
• If you attach the drive to a bus that is shipped from the new drive.
• Set all appropriate option jumpers prior to applying power to the end of the SCSI bus cable. ST15150N/ND/W/WD/WC/DC Product Manual, Rev. Formatting
• It is not attached to the...
Product Manual - Page 31
...sector in 1021 bits transferred
MTBF
800,000 hours
Service life
5 years
Preventive maintenance None required
6.1
Error rates
The error rates stated in this manual using DC power as defined in the drive, the error is operated per this manual assume the following reliability specifications assume correct host and drive operational interface, including all interface timings, power supply...
Product Manual - Page 59
... adapter or other device on ST15150N/ND drives Default is no jumper on any of the J01 pins). ST15150ND J01 option jumpers
ST15150N/ND J4 option jumpers
J01 1& 3 -
Jumper installed waits for 10 seconds for the Start Unit command from the drive. Enable Motor Start option. No jumper installed causes the unit to set the SCSI ID on the SCSI bus provides terminator power to...
Product Manual - Page 69
... description
The major portion of the interface requirements/implementation is Seagate's first generation of Advanced SCSI Architecture firmware. SCSI messages supported
Message name Abort Abort tag
Msg code 06h 0Dh
Supported by the Barracuda 4 drives SCSI-1 and SCSI-2 modes. ST15150N/ND/W/WD/WC/DC Product Manual, Rev.
D
59
11.0
Interface requirements
This section describes the...
Product Manual - Page 70
... 4E-54 58-59 5B-5F 60-BFh C0-DFh
Prefetch
34h
Supported by using the Change Definition command. 60
11.3
ST15150N/ND/W/WD/WC/DC Product Manual, Rev. D
SCSI interface commands supported
Table 5 lists the SCSI interface commands supported in SCSI-2 mode. Barracuda 4 family drives can be changed back and forth between SCSI-1 and SCSI-2 modes by ASA I ASA I ASA II...
Product Manual - Page 71
...
Y
Verify
2Fh
Y
Y
Y
Write
0Ah
Write and Verify
2Eh
Write Buffer
3Bh
Firmware download option [2]
Write Extended
2Ah
Write Long
3Fh
Write Same
41h
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
N
Y
Y
[1] Format to any even number of bytes per sector from 180 to 4,096.
[2] Warning. This usually makes the drive inoperable. ST15150N/ND/W/WD/WC/DC Product Manual, Rev.
Product Manual - Page 78
... components for the W and WD drives. Figure 30 shows the locations of the physical interface components for the WC and DC drives. SCSI I /O Connector
Pin 1 J5
J4 J01
DC Power Connector
Figure 29. The SCSI operational aspects of Seagate drive interfaces are given in the SCSI-2 Interface Product Manual.
ST15150N/ND drives physical interface
SCSI I /O Connector
Pin 1
J4 J01
DC...
Product Manual - Page 82
... milliamps
Output characteristics Each signal driven by a jumper. You must be terminated at the drive I/O connector are shown in Section 11.7.1.2.1.
[4] Source of the cable. Interface signal levels and logical sense at each end of drive terminator power is due to losses in the cable.
[2] ANSI SCSI compatible circuits.
[3] Total interface cable length should...
Product Manual - Page 83
...ST15150N/ND/W/WD/WC/DC Product Manual, Rev. D
73
Differential voltage = 1.0V minimum with the hysteresis equaling 35 mV minimum.
The output characteristics must be provided by differential interface drives...interface cable length should have the following input characteristics when measured at the disc drive's SCSI connector:
Input current on or off, and with common-mode voltage ranges
...
Product Manual - Page 98
... 14
heat/power dissipation 36 hot plugging Barracuda disc drives 31 humidity 36
I
I/O circuits 69 index signal 18 inquiry data 62 installation 30
instructions 9 interface requirements 59 interleave 7
minimum sector 14 internal
termination 9 internal data rate 11
J
J01 jumper connector
J4 jumper connector
49 49, 52
J5 jumper connector 52
jumper connectors explained 49, 52, 54 illustrated 48...
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