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ST138N.TXT
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1991-07-12
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67 lines
SEAGATE TECHNOLOGY, INC.
Customer Technical Support FAX Network +1 408 438-8137
Customer Technical Support Bulletin Boards (300-9600, 8-N-1)
┌──────────────────────────────────┬─────────────────────────────────┐
│ United States +1 408 438-8771 │ United Kingdom +44 628 478011 │
├──────────────────────────────────┼─────────────────────────────────┤
│ Germany +49 89 140-9331 │ Singapore +65 227-2217 │
└──────────────────────────────────┴─────────────────────────────────┘
(C)opyright 1991
ST-138N SCSI
/───┐
│ O │12
│ O │G
│ O │G
│ O │5
SCSI Connector \───┘
═════P═W═A═══╤═════════════════════════╤════════
o o o o o │::::::::::::::::::::::::1│
o o o o o ╘═════════════════════════╛
4 2 1 │ P ┌──────1┌──────1┌──────1
──┬── │ │ └──────┘└──────┘└──────┘
│ │ │ └ Resistor Termination Packs
│ │ │
│ │ └─ Parity Check enable
│ └─── Not Used
└─────── Drive ID's, ID 0 (none) for single drive system
ST - 138N
UNFORMATTED CAPACITY (MB) ________________38
FORMATTED CAPACITY (26 SECTORS) (MB) _____32.2
ACTUATOR TYPE ____________________________STEPPER
TRACKS ___________________________________2,452
CYLINDERS ________________________________615
HEADS ____________________________________4
DISCS ____________________________________2
MEDIA TYPE _______________________________THIN FILM
RECORDING METHOD _________________________RLL
TRANSFER RATE (mbits/sec) ________________7.5
SPINDLE SPEED (RPM) ______________________3,600
INTERFACE ________________________________SCSI
TPI (TRACKS PER INCH) ____________________824
BPI (BITS PER INCH) ______________________22,430
AVERAGE ACCESS (ms) ______________________40/28*
SINGLE TRACK SEEK (ms) ___________________8
MTBF (power-on hours) ____________________150,000
POWER REQUIREMENTS: +12V START-UP (amps) _2.0
+12V TYPICAL (amps) __0.35
+5V TYPICAL (amps) ___0.9
TYPICAL (watts) ______9
MAXIMUM (watts) ______29
BUFFERED STEP PULSE RATE (micro sec) _____3-200
WRITE PRECOMP (cyl) ______________________N/A (616)
REDUCED WRITE CURRENT (cyl) ______________N/A (616)
LANDING ZONE (cyl)________________________AUTO PARK
IBM AT DRIVE TYPE ________________________0 or NONE
*ST138R-0/ST138R-1
Seagate reserves the right to change, without notice, product
offerings or specifications. (6/26/90)