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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-11200N SCSI-2 Fast
-
- ╔═══════════╗
- ║ REAR VIEW ║
- ╚═══════════╝
-
- 50 pin I/O Cable Connection
- │
- J1╒════════════════════════1╕ /─────────\ TOP (HDA)
- ═╡:::::::::::::::::::::::::╞═│ 0 0 0 0 │══
- ╘═════════════════════════╛ └─5─G─G─12┘ BOTTOM
- 1──────┐ 1──────┐ 1──────┐
- └──────┘ └───┬──┘ └──────┘
- └Terminating Resistors┘
-
-
-
- ╔═════════════════╗
- ║ RIGHT SIDE VIEW ║
- ╚═════════════════╝
-
-
- BACK ╒═╕ J2 12345678 TOP (HDA) FRONT
- OF J1╞══════════════════════P═W═A═══════════════════════ OF
- DRIVE ╘═╛ :::::::: BOTTOM DRIVE
- ││││││││
- │Terminator Power ┘││││││└ Reserved
- ┌┤Terminator Power ─┘││││└─ Start Delay (16 secs * ID)
- │ Factory Use ──┘││└── Motor Start
- │ Parity ───┘└─── Write Protect
- │
- │
- │ ┌────────────────────────────────┐
- └─┤ Termination Power-source Table │
- ├────────────────────────────────┴─────────────┐
- │ 1 2 1 2 1 2 │
- │ ╓─╖ ╓─╖ A Drive Supplies Bus │
- │ ║°║° °║°║ ╓°─°╖ B Drive Supplies Own │
- │ ╙°╜° °╙°╜ ╙° °╜ C Bus Supplies Drive │
- │ A B C │
- │═════....═════....═════PWA edge═════ │
- │ │
- └──────Default─────────────────────────────────┘
-
-
-
- ╔════════════════╗
- ║ LEFT SIDE VIEW ║
- ╚════════════════╝ If these ID jumpers are used,
- then ID jumpers shown in front
- view ARE NOT USED.
-
- FRONT TOP (HDA) J5 ╒══1╕ ╒═╕BACK
- OF ════════P═W═A═══════════════════════════════╡:::╞═╡J1 OF
- DRIVE BOTTOM ╘═══╛ ╘═╛DRIVE
- │││
- Note: On early drives │ ID 1 ─┘│└─ ID 4
- with PCB# 75782395 or │ ID 2
- #75782485 ID jumpers are├── ID 4 ID 1
- reversed. │
-
-
-
- ╔════════════╗
- ║ FRONT VIEW ║
- ╚════════════╝
-
-
- TOP (HDA) J6 ╒═════1╕
- ══P═W═A══════════════════════════╡::::::╞═
- * BOTTOM ╘══════╛
- │ 123456
- LED ─┘ ││││││
- ID 4 ┘││││└ Reserved
- ID 2 ─┘││└─ Remote LED (pin-3 +5v)
- ID 1 ──┘└── Spindle Synchronization
- (pin-6 REF SIG+)
- If these ID jumper are used, then
- ID jumpers shown in left side
- view ARE NOT USED.
-
-
- ST - 11200N
-
- UNFORMATTED CAPACITY (MB) ________________1,248
- FORMATTED CAPACITY (xx SECTORS) (MB) _____1,054
- AVERAGE SECTORS PER TRACK ________________73
- ACTUATOR TYPE ____________________________VOICE COIL
- TRACKS ___________________________________28,080
- CYLINDERS ________________________________1,872 (user)
- HEADS ____________________________________15
- DISCS (3.5 in) ___________________________8
- MEDIA TYPE _______________________________THIN FILM
- RECORDING METHOD _________________________ZBR RLL (1,7)
- INTERNAL TRANSFER RATE (mbits/sec) _______22 to 40
- EXTERNAL TRANSFER RATE (mbyte/sec) _______4 Async
- EXTERNAL TRANSFER RATE (mbyte/sec) _______10 Sync
- SPINDLE SPEED (RPM) ______________________5,411
- AVERAGE LATENCY (mSEC) ___________________5.4
- BUFFER ___________________________________240 Kbyte
- Read Look-Ahead, Adaptive,
- Multi-Segmented Cache
- INTERFACE ________________________________SCSI-2 Fast
- BYTES PER TRACK __________________________41,660 avg.
- SECTORS PER DRIVE ________________________2,059,139
- TPI (TRACKS PER INCH) ____________________2,150
- AVERAGE ACCESS (ms) (read/write)__________10.5/12.0 *
- SINGLE TRACK SEEK (ms) ___________________2.6 *
- MAX FULL SEEK (ms) _______________________26.6 *
- MTBF (power-on hours) ____________________200,000
- POWER REQUIREMENTS: +12V START-UP (amps) _2.0
- +12V TYPICAL (amps) __0.5
- +5V TYPICAL (amps) ___0.4
- TYPICAL (watts) ______11
- IDLE (watts) _________9
- LANDING ZONE (cyl)________________________AUTO PARK
- IBM AT DRIVE TYPE ________________________0 or NONE
-
- * Including on-board controller overhead (0.6ms less
- without overhead).
-
- Already low-level formatted at the factory.
- ZBR = Zone Bit Recording = Variable sectors per track
-
- Formatted at the factory with 12 spare sectors per cylinder
- and two spare cylinders at inner tracks per unit.
-
- Seagate reserves the right to change, without notice, product
- offerings or specifications. (10/22/92)
-