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- SEAGATE TECHNOLOGY, INC.
- Customer Technical Support FAX Network +1 408 438-8137
- 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-2502N (94241-502) Wren 6 HH SCSI and SCSI-2
-
- SCSI Cable Power
- ╒════════════════════════╕ /─────────\
- ══════════════════════╡:::::::::::::::::::::::1╞═══╡ 0 0 0 0 ╞════
- o o o o o o o o o o ╘════════════════════════╛ └─5─G─G─12┘
- o o o o o o o o o─o─┐ ┌─────1 ┌─────1 ┌─────1
- R R R P M 4 2 1 │ │ │ └─────┘ └─────┘ └─────┘
- ──┬── │ │ ──┬── │ │ │ Terminator SIPS
- │ │ │ │ │ │ │
- │ │ │ │ │ │ └─ Terminator power +5v from the Bus (lower horizontal)
- │ │ │ │ │ └─── Terminator power +5v from Drive (vertical)
- │ │ │ │ └───── Terminator power +5v to the Bus (vertical)
- │ │ │ └───────── Drive Select ID's
- │ │ └───────────── Motor Start option enable
- │ └─────────────── Parity check enable
- └─────────────────── Reserved Factory use
-
-
- ST-2502N
- 94241-502 WREN 6 HH
-
- UNFORMATTED CAPACITY (MB) ________________502
- FORMATTED CAPACITY (xx SECTORS) (MB) _____435
- AVERAGE SECTORS PER TRACK ________________69
- ACTUATOR TYPE ____________________________VOICE COIL
- TRACKS ___________________________________12285
- CYLINDERS ________________________________1755
- HEADS ____________________________________7
- DISCS ____________________________________4
- MEDIA TYPE _______________________________THIN FILM
- RECORDING METHOD _________________________ZBR RLL (2,7)
- TRANSFER RATE (mbytes/sec) _______________1.875-2.75
- SPINDLE SPEED (RPM) ______________________3,600
- AVERAGE LATENCY (mSEC) ___________________8.33
- BUFFER ___________________________________64 Kbyte
- SCSI-1: Read Look-Ahead, Non-Adaptive,
- Single-Segmented Buffer
- SCSI-2: Read Look-Ahead, Adaptive,
- Multi-Segmented Cache
- INTERFACE ________________________________SCSI
- TPI (TRACKS PER INCH) ____________________1459
- BPI (BITS PER INCH) ______________________31674
- AVERAGE ACCESS (ms) ______________________16
- SINGLE TRACK SEEK (ms) ___________________3
- MAX FULL SEEK (ms) _______________________33
- MTBF (power-on hours) ____________________100,000
- POWER REQUIREMENTS: +12V START-UP (amps) _4.0
- +12V TYPICAL (amps) __1.0
- +5V START-UP (amps) __0.75
- +5V TYPICAL (amps) ___0.65
- TYPICAL (watts) ______16
- 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 ________________________0 or NONE
-
- Already low-level formatted at the factory.
- ZBR = Zone Bit Recording = Variable sectors per track
-
- Seagate reserves the right to change, without notice, product
- offerings or specifications. (6/26/90)