Seagate MEDALIST PRO SCSI User Manual
www.seagate.com
Medalist Pro SCSI
Affordable SCSI storage
capacity for desktop PCs,
personal workstations,
and entry-level servers
■
7,200-RPM spindle speed,
4.17 msec average latency
■
Ultra SCSI and Ultra2 SCSI
(LVD) interfaces
■
Advanced SCSI Architecture II
(ASA II)
■
Self-Monitoring Analysis
and Reporting Technology
(S.M.A.R.T.)
■
Average sustained data rate
of 12.4 Mbytes per second
■
Average seek time of 9.5 msec
FORMATTED CAPACITIES OF
4.55 AND 9.1 GBYTES
Medalist Pro SCSI
3.5-INCH
www.seagate.com/disc
ST34520N ST39140N
ST34520W ST39140W
ST34520WC ST39140WC
ST34520LW ST39140LW
ST34520LC ST39140LC
Medalist Pro SCSI Medalist Pro SCSI
CAPACITY AND INTERFACE
Formatted Gbytes (512 bytes/sector) 4.55 9.10
Interface Ultra SCSI Ultra SCSI
(8- and 16-bit, SCA II) (8- and 16-bit, SCA II)
Ultra2 SCSI Ultra2 SCSI
(LVD 16-bit, SCA II) (LVD 16-bit, SCA II)
PERFORMANCE
Internal Transfer Rate, ZBR (Mbits/sec) 108 to 192 108 to 192
Internal Formatted Transfer Rate (Mbytes/sec) 8.5 to 15 8.5 to 15
External Transfer Rate
Ultra SCSI 8/16 bit (Mbytes/sec) 20/40 20/40
Ultra2 SCSI (Mbytes/sec) 80 80
Average Sustained Transfer Rate (Mbytes/sec) 12.4 12.4
Multisegmented Cache (Kbytes) 512 512
Track-to-Track Seek, Read/Write (msec) 2.5/2.5 2.5/2.5
Average Seek, Read/Write (msec) 9.5/10.5 9.5/10.5
Average Latency (msec) 4.17 4.17
Spindle Speed (RPM) 7,200 7,200
CONFIGURATION/ORGANIZATION
Discs/Heads 2/4 4/8
Bytes per Sector (typ) 512 512
Recording Method 16/17 EPRML 16/17 EPRML
RELIABILITY/DATA INTEGRITY
S.M.A.R.T. Capable Yes Yes
Nonrecoverable Read Errors per Bits Read 1 per 10
14
1 per 10
14
Limited Warranty (years) 3 3
POWER REQUIREMENTS
+12 VDC ± 5% (amps max) 2.4 2.4
+5 VDC ±5% (amps max) .55/.80 .55/.80
Power Management (watts) 11.0/11.75 11.0/11.75
ENVIRONMENTAL
Operating Temperature (°C) 5 to 55 5 to 55
Nonoperating Temperature (°C) –40 to 70 –40 to 70
Shock, Operating/Nonoperating (Gs) 10/200 110/200
Average Idle Acoustics (Bels) 3.9 3.9
PHYSICAL
Height (in/mm) 1.0/25.4 1.0/25.4
Width (in/mm) 4.0/101.6 4.0/101.6
Depth (in/mm) 5.75/146.0 5.75/146.0
Weight (lb/kg) 1.5/0.68 1.5/0.68
3.5 Inch Disc Drive
Medalist®Pro SCSI
■
Formatted capacities of 4.55 and 9.1 Gbytes
■
7,200-RPM spindle speed with 4.17 msec average latency
■
Ultra SCSI and Ultra2 SCSI (LVD) interfaces
■
Advanced SCSI Architecture II (ASA II)
■
MR heads, embedded servo and PRML channel
CORPORATE HEADQUARTERS Seagate Technology 920 Disc Drive, Scotts Valley, California 95066, 831-438-6550
ASIA/PACIFIC Seagate Technology International Ltd. 151 Lorong Chuan, New Tech Park #06-01, Singapore 556741, 65-488-7200
EUROPE AND AFRICA Seagate Technology SA 62 bis, avenue André Morizet, 92643 Boulogne-Billancourt Cedex, France 33 1-41 86 10 00
Seagate, Seagate Technology, the Seagate logo and Medalist are registered trademarks of Seagate Technology, Inc. All other trademarks or
registered trademarks are the property of their respective owners. Specifications and product offerings subject to change without notice.
©1999 Seagate Technology, Inc. All rights reserved. Printed in USA.
(CS1104) Pub. No. 1503-004 2/99
Printed on recycled paper
www.seagate.com/disc
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