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- SEAGATE TECHNOLOGY, INC.
- 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-151 ST412 MFM
-
- /───┐
- │ O │12
- │ O │G
- │ O │G
- │ O │5
- ┌Data Cable ┌Controller Cable 1 \───┘
- ═════════ ══ ════════════════════ ═══ ════════════
- o o o o o o o o ┌────────────1
- o o o o o o o o └──┬─────────┘
- │ │ │ │ 4 3 2 1 └ Resistor Termination Pack
- │ │ │ │ ───┬───
- │ │ │ │ │
- │ │ │ │ └──── Drive Selects
- │ │ │ └───────── Factory Test
- │ │ └─────────── Not Used
- │ └───────────── Recovery Mode
- └─────────────── Radial
-
- ST - 151
-
- UNFORMATTED CAPACITY (MB) ________________50.8
- FORMATTED CAPACITY (17 SECTORS) (MB) _____42.5
- ACTUATOR TYPE ____________________________VOICE COIL
- TRACKS ___________________________________4,885
- CYLINDERS ________________________________977
- HEADS ____________________________________5
- DISCS ____________________________________3
- MEDIA TYPE _______________________________THIN FILM
- RECORDING METHOD _________________________MFM
- TRANSFER RATE (mbits/sec) ________________5.0
- INTERFACE ________________________________ST412
- TPI (TRACKS PER INCH) ____________________1,300
- BPI (BITS PER INCH) ______________________14,108
- AVERAGE ACCESS (ms) ______________________24
- SINGLE TRACK SEEK (ms) ___________________8
- MTBF (power-on hours) ____________________150,000
- POWER REQUIREMENTS: +12V START-UP (amps) _2.0
- +12V TYPICAL (amps) __0.45
- +5V TYPICAL (amps) ___0.5
- TYPICAL (watts) ______8
- MAXIMUM (watts) ______27
- BUFFERED STEP PULSE RATE (micro sec) _____3-200
- WRITE PRECOMP (cyl) ______________________N/A (978)
- REDUCED WRITE CURRENT (cyl) ______________N/A (978)
- LANDING ZONE (cyl)________________________AUTO PARK
- IBM AT DRIVE TYPE ________________________17 or 11*
-
- * 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.
-
- Seagate reserves the right to change, without notice, product
- offerings or specifications. (6/26/90)