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- SEAGATE TECHNOLOGY, INC.
- Technical Support Bulletin Board
- 408/438-8771 [300-9600 HST, MNP 3/5, N-8-1]
- (C)opyright 1990
-
- ST-4053
-
- /─4─3─2─1─\
- │ O O O O │ Power
- └─────────┘
- ┌Data Cable ┌Controller Cable 1 5 G G 12
- ═════════ ══ ════════════════════ ═══ ════════════
- 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 - 4053
-
- UNFORMATTED CAPACITY (MB) ________________53.3
- FORMATTED CAPACITY (17 SECTORS) (MB) _____44.5
- ACTUATOR TYPE ____________________________VOICE COIL
- TRACKS ___________________________________5,120
- CYLINDERS ________________________________1,024
- HEADS ____________________________________5
- DISCS ____________________________________3
- MEDIA TYPE _______________________________THIN FILM
- RECORDING METHOD _________________________MFM
- TRANSFER RATE (mbits/sec) ________________5.0
- INTERFACE ________________________________ST412
- TPI (TRACKS PER INCH) ____________________1,031
- BPI (BITS PER INCH) ______________________9,792
- AVERAGE ACCESS (ms) ______________________28
- SINGLE TRACK SEEK (ms) ___________________6
- 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 ________________________36 (11 or 17*)
-
- * 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)