|
| |
ST-4096 ST412 MFM
+12-G-G-5-+
| 0 0 0 0 |
+Data Cable +Controller Cable 1 \-1-2-3-4-/
--------- -- -------------------- --- ------------
o o o o o o o o 1------------+
o o o o o o o o +------------+
Drive Select->1 2 3 4 | | | | +Resistor Termination Pack
| | | | | | |
| +++ | | | |
| | | | | + Radial
| | | | +-- Recovery Mode
| | | +---- Write Fault
| | +------ Not Connected
| +--------- Never Used (Drive Select 3 and 4)
+ If twisted cable, use Drive Select 2
ST - 4096
UNFORMATTED CAPACITY (MB) ________________96.0
FORMATTED CAPACITY (17 SECTORS) (MB) _____80.2
ACTUATOR TYPE ____________________________VOICE COIL
TRACKS ___________________________________9,216
CYLINDERS ________________________________1,024
HEADS ____________________________________9
DISCS ____________________________________5
MEDIA TYPE _______________________________THIN FILM
RECORDING METHOD _________________________MFM
TRANSFER RATE (mbits/sec) ________________5.0
SPINDLE SPEED (RPM) ______________________3,600
AVERAGE LATENCY (mSEC) ___________________8.3
INTERFACE ________________________________ST412
SECTORS PER DRIVE ________________________156,672
TPI (TRACKS PER INCH) ____________________1,031
BPI (BITS PER INCH) ______________________9,792
AVERAGE ACCESS (ms) ______________________28
SINGLE TRACK SEEK (ms) ___________________6
MAX FULL SEEK (ms) _______________________55
MTBF (power-on hours) ____________________40,000
POWER REQUIREMENTS: +12V START-UP (amps) _4.0
+12V TYPICAL (amps) __1.3**
+5V TYPICAL (amps) ___1.3
TYPICAL (watts) ______23**
MAXIMUM (watts) ______55
BUFFERED STEP PULSE RATE (micro sec) _____3-70
WRITE PRECOMP (cyl) ______________________N/A (1025)
REDUCED WRITE CURRENT (cyl) ______________N/A (1025)
LANDING ZONE (cyl)________________________AUTO PARK
IBM AT DRIVE TYPE ________________________35 or 12*
* 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.
**1.5 amps/25 watts FOR 2-BOARD ST-4096 ONLY
Seagate reserves the right to change, without notice, product
offerings or specifications. (6/26/90) |