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Shareware Supreme Volume 6 #1
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ALLESDI.ZIP
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ST1156E.TXT
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1991-07-12
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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-1156E (94356-155) Swift ESDI
┌───\
│ 0 │ 5 ┌── Drive Selects
│ 0 │ G ──┴──
│ 0 │ G 1 2 4 ┌─ Located on rear
│ 0 │ 12 o o o │ side of drive
└───/ o o o ┌ Control Cable │
════════ ══ ════╤════╤╤═══ ╤══ ┌────┴────┐
│ 1────┘1────┘ o o o o o
└Data Cable Terminators o o o o o (front)
M S │ │ Ext
│ │ │ │ │
│ │ │ │ │
Motor Start option enable ──┘ │ │ │ │
Soft Sector option enable ───┘ │ │ │
│ │ │
B/Sec Sectors │ │ │ 0=open
═══════════╪═════════ | | │ 1=closed
Test Only │ 1 1 │
512 │34 1 0 │ = 130,629,632
512 │36 0 0 │ = 138,313,728
256 │64 0 1 │
│
External Spindle clock ────────────┘
ST-1156E
94356-155 Swift
UNFORMATTED CAPACITY (MB) ________________155
FORMATTED CAPACITY (36 SECTORS) (MB) _____138 **
ACTUATOR TYPE ____________________________VOICE COIL
TRACKS ___________________________________7,504
CYLINDERS ________________________________1,072
HEADS ____________________________________7
DISCS ____________________________________4
MEDIA TYPE _______________________________THIN FILM
RECORDING METHOD _________________________RLL
TRANSFER RATE (mbytes/sec) _______________1.25
SPINDLE SPEED (RPM) ______________________3,600
INTERFACE ________________________________ESDI
TPI (TRACKS PER INCH) ____________________1,350
BPI (BITS PER INCH) ______________________28,103
AVERAGE ACCESS (ms) ______________________15
SINGLE TRACK SEEK (ms) ___________________4
MTBF (power-on hours) ____________________70,000
POWER REQUIREMENTS: +12V START-UP (amps) _2.5
+12V TYPICAL (amps) __0.7
+5V START-UP (amps) __0.75
+5V TYPICAL (amps) ___0.4
TYPICAL (watts) ______11
MAXIMUM (watts) ______33.75
BUFFERED STEP PULSE RATE (micro sec) _____6-200
WRITE PRECOMP (cyl) ______________________N/A (1073)
REDUCED WRITE CURRENT (cyl) ______________N/A (1073)
LANDING ZONE (cyl) _______________________AUTO PARK
IBM AT DRIVE TYPE ________________________*
* MAY REQUIRE A CONTROLLER WITH BIOS SUPPORT, OR FORMATTING
AND PARTITIONING SOFTWARE. ALSO, CHECK TO SEE IF YOUR CMOS SETUP
HAS A "CUSTOM" OR "USER DEFINABLE" DRIVE TYPE AVAILABLE.
** ESDI controllers which offer an Alternate/Spare sector per track
option will format to a capacity = Cyl*Hd*(SPT-1)*512 bytes
Swift Remote LED Option
Front View of Drive Without the Plastic Bezel
┌───┬───┐
│ A │ B │ B = Anode
├───┼───┤ D = Cathode
│ C │ D │
...═════════════════╧═══╧═══╧═════P═W═A═══...
° Default jumper at C-D for LED mounted on drive PWA
° To use remote LED, remove jumper and extend B (Anode)
and D (Cathode).
° Swift LED kit 75912397 allows connection to a remote LED
° Swift LED kit 95913369 has an LED for attachment to the
system front bezel or a 5.25-inch frame kit
Seagate reserves the right to change, without notice, product
offerings or specifications. (6/26/90)