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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-238R ST412 RLL
-
- /─4─3─2─1─\
- │ O O O O │ Power
- o o o o o o o o └─────────┘
- ┌Data Cable o o o o o o o o ┌Controller Cable 1 5 G G 12
- ═════════ ══ │ │ │ │ │ │ │ │ ════════════════════ ═══ ════════════
- │ │ │ │ │ │ │ │ ┌────────────1
- │ │ │ │ │ │ │ │ └─Terminator─┘
- │ │ │ │ │ │ │ │
- Drive Select->1 2 3 4 │ │ │ └ Radial
- │ │ │ │ │ └── Reserved
- │ └┬┘ │ └──── Write Fault
- │ │ └────── Factory Test
- │ └───────── Never Used (Drive Select 3 and 4)
- └ If twisted cable, use Drive Select 2
-
- ST - 238R
-
- UNFORMATTED CAPACITY (MB) ________________38.4
- FORMATTED CAPACITY (26 SECTORS) (MB) _____32.7
- ACTUATOR TYPE ____________________________STEPPER
- TRACKS ___________________________________2,460
- CYLINDERS ________________________________615
- HEADS ____________________________________4
- DISCS ____________________________________2
- MEDIA TYPE _______________________________OXIDE
- RECORDING METHOD _________________________RLL
- TRANSFER RATE (mbits/sec) ________________7.5
- INTERFACE ________________________________ST412
- TPI (TRACKS PER INCH) ____________________588
- BPI (BITS PER INCH) ______________________14,740
- AVERAGE ACCESS (ms) ______________________65
- SINGLE TRACK SEEK (ms) ___________________20
- MTBF (power-on hours) ____________________100,000
- POWER REQUIREMENTS: +12V START-UP (amps) _2.4
- +12V TYPICAL (amps) __0.9
- +5V TYPICAL (amps) ___0.8
- TYPICAL (watts) ______14.8
- MAXIMUM (watts) ______33
- BUFFERED STEP PULSE RATE (micro sec) _____5-200
- WRITE PRECOMP (cyl) ______________________N/A (616)
- REDUCED WRITE CURRENT (cyl) ______________N/A (616)
- LANDING ZONE (cyl)________________________670
- 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.
-
- Seagate reserves the right to change, without notice, product
- offerings or specifications. (6/26/90)