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                            (C)opyright 1991



ST-4766E (94196-766) (94196-383 same jumpers) Wren 6 FH ESDI

       ЪData Cable                     ЪController Cable     /Д5ДGДGД12\
      НННННННН ННН                    НННННННННННННН ННН    Ні 0 0 0 0 ЖНН
                o o o o o o  1ДДДДДДДДДДДї oВo o o o o o o o АДДДДДДДДДЩ
                o o o o o o  АTerminatorДЩ  і  o o o o o o o
                1 2 3 4 5 6                 і  7 6 5 4 3 2 1
  Motor Start ДДЩ і і і і А Reserved        і           АDrive Selects
option enable     і і і АДД Factory use     і
                  і і і     only            АДД Write Protect drive
       Sectors    і і і                         option enable
       ННННННННСННШНШНШНН
          96   і  0 0 0
          53   і  0 0 1 = 664,289,280
   Undefined   і  0 1 0               0=open; 1=closed
     Special   і  0 1 1
          54   і  1 0 0 = 676,823,040
          51   і  1 0 1 = 639,221,760
   Undefined   і  1 1 0
    Add Mark   і  1 1 1


                             ST-4766E
                       94196-766 WREN 6 FH

       UNFORMATTED CAPACITY (MB) ________________766
       FORMATTED CAPACITY (53 SECTORS) (MB) _____664 **
       ACTUATOR TYPE ____________________________VOICE COIL
       TRACKS ___________________________________24480
       CYLINDERS ________________________________1632
       HEADS ____________________________________15
       DISCS ____________________________________8
       MEDIA TYPE _______________________________THIN FILM
       RECORDING METHOD _________________________RLL (2,7)
       TRANSFER RATE (mbytes/sec) _______________1.875
       SPINDLE SPEED (RPM) ______________________3,600
       AVERAGE LATENCY (mSEC) ___________________8.33
       INTERFACE ________________________________ESDI
       TPI (TRACKS PER INCH) ____________________1459
       BPI (BITS PER INCH) ______________________30500
       AVERAGE ACCESS (ms) ______________________15.5
       SINGLE TRACK SEEK (ms) ___________________3
       MAX FULL SEEK (ms) _______________________37
       MTBF (power-on hours) ____________________150,000
       POWER REQUIREMENTS: +12V START-UP (amps) _4.5
                           +12V TYPICAL (amps) __1.6
                           +5V START-UP (amps) __0.8
                           +5V TYPICAL (amps) ___1.2
                           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 ________________________*

 * MAY REQUIRE A CONTROLLER WITH BIOS SUPPORT, OR FORMATTING
   AND PARTITIONING SOFTWARE.  ALSO, CHECK TO SEE IF YOUR CMOS SETUP
   HAS A "CUSTOM" OR "USER DEFINABLE" DRIVE TYPE AVAILABLE.

** ESDI controllers which offer an Alternate/Spare sector per track
   option will format to a capacity = Cyl*Hd*(SPT-1)*512 bytes

Seagate reserves the right to change, without notice, product
offerings or specifications. (6/26/90)