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SEAGATE TECHNOLOGY, INC.
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? United States +1 408 438-8771 ? United Kingdom +44 628 478011 ?
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(C)opyright 1991
ST-4182N (94161-182) Wren 3 FH SCSI
(3 by 5 configuration jumper block)
?????? Motor Start Option enable (horizontal)
? ?? N/A
? ? ?? Terminator Power from Bus
o?o x?x o?? (upper 2 pins) ?12?G?G?5?? ??????????
o o o o ?o?? ??????????????????????????? ? 0 0 0 0 ? ?Terminator
o o o o ?o? ?:::SCSI:Cable:::::::::::1? \?????????/ ??????????
?????4?2?1?P??T?????????????????????????????????????????????????????????
????????????????????????????????????????????????????????????????????????
????? ? ?
? ? ? Terminator Power (+5v) from drive (lower 2 pins)
? ???? Parity Check Option Enable (vertical)
???????? Drive Select ID's (vertical)
(2 by 7 configuration jumper block)
1? 1? 1?
Terminator Power ??--T-Res -- ?? ??
from Bus (horizontal) ?? (3 ea) ?? ??
? ?? ?? ?? ?12?G?G?5??
o o o o o o?o ??????????????????????????? ? 0 0 0 0 ?
o o o o o x o ?:::SCSI:Cable:::::::::::1? \?????????/
?M?4?2?1?P?T?T??????????????????????????????????????????????
????????????????????????????????????????????????????????????
? ????? ? ?
? ? ? ?? Terminator Power (+5v) from drive (lower 2 pins)
? ? ?????? Parity Check Option Enable (vertical)
? ?????????? Drive Select ID's (vertical)
?????????????? Motor Start Option enable
ST-4182N
94161-182 WREN 3 FH
UNFORMATTED CAPACITY (MB) ________________182
FORMATTED CAPACITY (35 SECTORS) (MB) _____155
ACTUATOR TYPE ____________________________VOICE COIL
TRACKS ___________________________________8,721
CYLINDERS ________________________________969
HEADS ____________________________________9
DISCS ____________________________________5
MEDIA TYPE _______________________________THIN FILM
RECORDING METHOD _________________________RLL (2,7)
TRANSFER RATE (mbytes/sec) _______________1.25
SPINDLE SPEED (RPM) ______________________3,600
AVERAGE LATENCY (mSEC) ___________________8.33
BUFFER ___________________________________8 or 32 Kbyte
8 Kbyte: FIFO, Non-Adaptive,
Single-Segmented Buffer
32 Kbyte: Read Look-Ahead, Non-Adaptive,
Single-Segmented Buffer
INTERFACE ________________________________SCSI
TPI (TRACKS PER INCH) ____________________960
BPI (BITS PER INCH) ______________________19,058
AVERAGE ACCESS (ms) ______________________16.5
SINGLE TRACK SEEK (ms) ___________________4
MAX FULL SEEK (ms) _______________________40
MTBF (power-on hours) ____________________100,000
POWER REQUIREMENTS: +12V START-UP (amps) _4.5
+12V TYPICAL (amps) __1.5
+5V START-UP (amps) __1.7
+5V TYPICAL (amps) ___1.3
TYPICAL (watts) ______24
MAXIMUM (watts) ______63
BUFFERED STEP PULSE RATE (micro sec) _____N/A
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.
Seagate reserves the right to change, without notice, product
offerings or specifications. (9/10/93)