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SEAGATE TECHNOLOGY, INC.
1-800-SEAGATE
http://www.seagate.com
(C)opyright 1991
ST-1111E (94356-111) Swift ESDI
ÚÄÄÄ\
³ 0 ³ 5 ÚÄÄ Drive Selects
³ 0 ³ G ÄÄÁÄÄ
³ 0 ³ G 1 2 4 ÚÄ Located on rear
³ 0 ³ 12 o o o ³ side of drive
ÀÄÄÄ/ o o o Ú Control Cable ³
ÍÍÍÍÍÍÍÍ ÍÍ ÍÍÍÍÑÍÍÍÍÑÑÍÍÍ ÑÍÍ ÚÄÄÄÄÁÄÄÄÄ¿
³ 1ÄÄÄÄÙ1ÄÄÄÄÙ o o o o o
ÀData Cable Terminators o o o o o (front)
M S ³ ³ Ext
³ ³ ³ ³ ³
³ ³ ³ ³ ³
Motor Start option enable ÄÄÙ ³ ³ ³ ³
Soft Sector option enable ÄÄÄÙ ³ ³ ³
³ ³ ³
B/Sec Sectors ³ ³ ³ 0=open
ÍÍÍÍÍÍÍÍÍÍÍØÍÍÍÍÍÍÍÍÍ | | ³ 1=closed
Test Only ³ 1 1 ³
512 ³34 1 0 ³ = 93,306,880
512 ³36 0 0 ³ = 98,795,520
256 ³64 0 1 ³
³
External Spindle clock ÄÄÄÄÄÄÄÄÄÄÄÄÙ
ST-1111E
94356-111 Swift
UNFORMATTED CAPACITY (MB) ________________111
FORMATTED CAPACITY (36 SECTORS) (MB) _____98 **
ACTUATOR TYPE ____________________________VOICE COIL
TRACKS ___________________________________5,360
CYLINDERS ________________________________1,072
HEADS ____________________________________5
DISCS ____________________________________3
MEDIA TYPE _______________________________THIN FILM
RECORDING METHOD _________________________RLL (2,7)
TRANSFER RATE (mbytes/sec) _______________1.25
SPINDLE SPEED (RPM) ______________________3,600
AVERAGE LATENCY (mSEC) ___________________8.33
INTERFACE ________________________________ESDI
SECTORS PER DRIVE ________________________192,960
TPI (TRACKS PER INCH) ____________________1,350
BPI (BITS PER INCH) ______________________28,103
AVERAGE ACCESS (ms) ______________________15
SINGLE TRACK SEEK (ms) ___________________4
MAX FULL SEEK (ms) _______________________35
MTBF (power-on hours) ____________________150,000
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
ÚÄÄÄÂÄÄÄ¿
³ A ³ B ³ B = Anode
ÃÄÄÄÅÄÄÄ´ D = Cathode
³ C ³ D ³
...ÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÏÍÍÍÏÍÍÍÏÍÍÍÍÍPÍWÍAÍÍÍ...
ø Default jumper at C-D for LED mounted on drive PWA
ø To use remote LED, remove jumper and extend B (Anode)
and D (Cathode).
ø Swift LED kit 75912397 allows connection to a remote LED
ø 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)
A copy of this specification file may be obtained
by FTP at
ftp://ftp.seagate.com/techsuppt/esdi/st1111e.txt.
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