SEAGATE TECHNOLOGY, INC.
Technical Support Bulletin Board
408/438-8771  [300-9600 HST, MNP 3/5, N-8-1]
(C)opyright  1990 

Wren 3 FH SCSI               ST-4182N (94161-182)


         ÚÄÄÄÄÄ Motor Start Option enable (horizontal)
         ³   ÚÄ N/A
         ³   ³     ÚÄ Terminator Power from Bus
        oÁo xÁx  oij  (upper 2 pins)               Ú12ÄGÄGÄ5Ä¿ ÚÄÄÄÄÄÄÄÄ¿
        o o o o ÚoÂÙ   Ú                        ¿  ³ 0 0 0 0 ³ ³Terminator
        o o o o ³o³    :::SCSI:Cable::::::::::::   \ÄÄÄÄÄÄÄÄÄ/ ÀÄÄÄÄÄÄÄÄÙ
   ÍÍÍÍÍ4Í2Í1ÍPÍÏTÏÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ
   ÍÍÍÍÍØÍØÍØÍØÍÍØÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ
        ÀÄÅÄÙ ³  ³
          ³   ³  À Terminator Power (+5v) from drive (lower 2 pins)
          ³   ÀÄÄÄ Parity Check Option Enable (vertical)
          ÀÄÄÄÄÄÄÄ Drive Select ID's (vertical)

                             ST-4182N
                        94161-182 WREN 3 FH

       UNFORMATTED CAPACITY (MB) ________________182
       FORMATTED CAPACITY (26 SECTORS) (MB) _____155
       ACTUATOR TYPE ____________________________VOICE COIL
       TRACKS ___________________________________8,721
       CYLINDERS ________________________________969
       HEADS ____________________________________9
       DISCS ____________________________________5
       MEDIA TYPE _______________________________THIN FILM
       RECORDING METHOD _________________________RLL
       TRANSFER RATE (mbytes/sec) _______________1.25
       INTERFACE ________________________________SCSI
       TPI (TRACKS PER INCH) ____________________960
       BPI (BITS PER INCH) ______________________19,058
       AVERAGE ACCESS (ms) ______________________16.5
       SINGLE TRACK SEEK (ms) ___________________4
       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. (6/26/90)