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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-274A (94204-74 or 94204-65) Wren 2 HH AT (IDE)
-
-
- ┌──Master on /Slave off
- │ ┌─────────┐
- │┌ Leave as is│ O O O O │ Power
- 1 J3 ││ 1 J2 \─────────/
- :::AT:(IDE):Cable::::::::::::::: :: ::::::::: 12 G G 5
- ═══════════════════════════════════════════════════════════
-
-
- ST-274A
- 94204-74 WREN 2 HH
-
- UNFORMATTED CAPACITY (MB) ________________74
- FORMATTED CAPACITY (26 SECTORS) (MB) _____65.5
- ACTUATOR TYPE ____________________________VOICE COIL
- TRACKS ___________________________________4740
- CYLINDERS ________________________________948
- HEADS ____________________________________5
- DISCS ____________________________________3
- MEDIA TYPE _______________________________THIN FILM
- RECORDING METHOD _________________________RLL
- TRANSFER RATE (mbytes/sec) _______________0.937
- SPINDLE SPEED (RPM) ______________________3,600
- INTERFACE ________________________________AT
- TPI (TRACKS PER INCH) ____________________960
- BPI (BITS PER INCH) ______________________13489
- AVERAGE ACCESS (ms) ______________________29
- SINGLE TRACK SEEK (ms) ___________________5
- MTBF (power-on hours) ____________________40,000
- POWER REQUIREMENTS: +12V START-UP (amps) _4.5
- +12V TYPICAL (amps) __1.5
- +5V START-UP (amps) __0.6
- +5V TYPICAL (amps) ___0.4
- TYPICAL (watts) ______20
- MAXIMUM (watts) ______58
- 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 ________________________4, *
-
- Possible translation: 940 cyl, 8 heads, 17 sectors = 65,454,080
-
- * MAY REQUIRE FORMATTING AND PARTITIONING SOFTWARE. ALSO, CHECK TO
- SEE IF YOUR CMOS SETUP HAS A "CUSTOM" OR "USER DEFINABLE" DRIVE TYPE
- AVAILABLE.
-
- PHYSICAL/LOGICAL equivalent to NATIVE/TRANSLATION
-
- !WARNING! - Already low-level formatted at the factory.
-
- Since a User-definable or Custom translation geometry may
- be used, it is imperative that the values be written down
- and kept with your permanent records for retrieval in the
- event of CMOS battery failure.
-
- Seagate reserves the right to change, without notice, product
- offerings or specifications. (6/26/90)