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ST-4442E (94186-442) Wren 5 FH ESDI
+Data Cable +Controller Cable /-5-G-G-12\
-------- --- -------------- --- -| 0 0 0 0 +--
o o o o o 1-----------+ o o o o o o o +---------+
o o o o o +Terminator-+ o o o o o o o
1 2 3 4 5 7 6 5 4 3 2 1
Motor Start --+ | | | | +Drive Selects
option enable | | | +- Factory use Note: There are 2 types of PWA's.
| | | only One with drive select header on the
Sectors | | | left, and one with header on the
-----------+-+-+-- right (like this). Pin positions
64 0 0 0 are the same.
35 0 0 1 = 379,545,600
10 0 1 0 0=open; 1=closed
19 0 1 1
36 1 0 0 = 390,389,760
34 1 0 1 = 368,701,440
87 1 1 0
Add Mark 1 1 1
ST-4442E
94186-442 WREN 5 FH
UNFORMATTED CAPACITY (MB) ________________442
FORMATTED CAPACITY (34 SECTORS) (MB) _____368 **
ACTUATOR TYPE ____________________________VOICE COIL
TRACKS ___________________________________21180
CYLINDERS ________________________________1412
HEADS ____________________________________15
DISCS ____________________________________8
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
TPI (TRACKS PER INCH) ____________________1280
BPI (BITS PER INCH) ______________________19600
AVERAGE ACCESS (ms) ______________________16
SINGLE TRACK SEEK (ms) ___________________3
MAX FULL SEEK (ms) _______________________33
MTBF (power-on hours) ____________________100,000
POWER REQUIREMENTS: +12V START-UP (amps) _4.5
+12V TYPICAL (amps) __2.0
+5V START-UP (amps) __1.4
+5V TYPICAL (amps) ___0.8
TYPICAL (watts) ______23
MAXIMUM (watts) ______61
BUFFERED STEP PULSE RATE (micro sec) _____
WRITE PRECOMP (cyl) ______________________N/A
REDUCED WRITE CURRENT (cyl) ______________N/A
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
Seagate reserves the right to change, without notice, product
offerings or specifications. (6/26/90) |