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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)
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? United States    +1 408 438-8771 ?  United Kingdom +44 628 478011  ?
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? Germany         +49  89 140-9331 ?  Singapore      +65   227-2217  ?
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                            (C)opyright 1991



ST-1106R ST412 RLL

                                                          /????
                                                          ? 0 ?12
                                                          ? 0 ?G
                                                          ? 0 ?G
                                                          ? 0 ?5
               ?Data Cable      ?Controller Cable    1    \????
               ????????? ??    ???????????????????? ???   ???????
                       o o o o o o o o ?????????????1
                       o o o o o o o o ??????????????
                       ? ? ? ? 4 3 2 1    ? Resistor Termination Pack
    (front corner)     ? ? ? ? ???????
    ?o Optional        ? ? ? ?    ?
    ?o LED             ? ? ? ?    ????? Drive Selects
       Connector       ? ? ? ?????????? Factory Test
                       ? ? ???????????? Not Used
                       ? ?????????????? Recovery Mode
                       ???????????????? Radial


                             ST-1106R

       UNFORMATTED CAPACITY (MB) ________________106.6
       FORMATTED CAPACITY (26 SECTORS) (MB) _____91
       ACTUATOR TYPE ____________________________VOICE COIL
       TRACKS ___________________________________3,908
       CYLINDERS ________________________________977
       HEADS ____________________________________7
       DISCS ____________________________________4
       MEDIA TYPE _______________________________THIN FILM
       RECORDING METHOD _________________________RLL
       TRANSFER RATE (mbits/sec) ________________7.5
       SPINDLE SPEED (RPM) ______________________3,600
       INTERFACE ________________________________ST412
       TPI (TRACKS PER INCH) ____________________1,900
       BPI (BITS PER INCH) ______________________21,162
       AVERAGE ACCESS (ms) ______________________24
       SINGLE TRACK SEEK (ms) ___________________8
       MTBF (power-on hours) ____________________50,000
       POWER REQUIREMENTS: +12V START-UP (amps) _2.0
                           +12V TYPICAL (amps) __0.45
                           +5V START-UP (amps) __
                           +5V TYPICAL (amps) ___0.5
                           TYPICAL (watts) ______8
                           MAXIMUM (watts) ______
       BUFFERED STEP PULSE RATE (micro sec) _____
       WRITE PRECOMP (cyl) ______________________N/A (978)
       REDUCED WRITE CURRENT (cyl) ______________N/A (978)
       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.

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