SEAGATE TECHNOLOGY, INC.
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                           (C)opyright 1991



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

      �Data Cable                     �Controller Cable     /�5�G�G�12\
     �������� ���                    �������������� ���    ͳ 0 0 0 0 ���
               o o o o o o  1����������Ŀ o�o o o o o o o o �����������
               o o o o o o  �Terminator��  �  o o o o o o o
               1 2 3 4 5 6                 �  7 6 5 4 3 2 1
 Motor Start ��� � � � � � Reserved        �           �Drive Selects
option enable     � � � ��� Factory use     �
                 � � �     only            ��� Write Protect drive
      Sectors    � � �                         option enable
      ������������������
         96   �  0 0 0
         53   �  0 0 1 = 664,289,280
  Undefined   �  0 1 0               0=open; 1=closed
    Special   �  0 1 1
         54   �  1 0 0 = 676,823,040
         51   �  1 0 1 = 639,221,760
  Undefined   �  1 1 0
   Add Mark   �  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)


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