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                         SEAGATE TECHNOLOGY, INC.
                              1-800-SEAGATE
                          http://www.seagate.com
                            (C)opyright 1996



ST-14207W SCSI-2 Fast Wide, (Cayman CFP4207W, CFP4207E) 

  ÉÍÍÍÍÍÍÍÍÍÍÍ»                         ÚÄÄÄÄ ID 8  Auxilary
  º REAR VIEW º                         ³ÚÄÄÄ ID 4
  ÈÍÍÍÍÍÍÍÍÍÍͼ                         ³³ÚÄÄ ID 2
                        (TOP)           ³³³ÚÄ ID 1
                 68 pin I/O Cable       ³³³³
                ___________________  ÚÄÄ  Ä1¿/ÍÍÍÍÍÍÍÍÍ\
              Í( ×××××××××××××××××1)ͳ::::::³³ 0 0 0 0 ÆÍ
                \ÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ/  À  ÄÄ  ÙÀÄ5ÄGÄGÄ12Ù
                 ÚÄÄTResÄÄ1         ÚÄÄTResÄÄ1
                 ÀÄÄÄÄÄÄÄÄÙ   oÂoÎ  ÀÄÄÄÄÄÄÄÄÙ
                 ÚÄÄTResÄÄ1    ³ Fuse
                 ÀÄÄÄÄÄÄÄÄÙ    ³                      (back)
                               ³
                               ³           o o   ÄÄÄÄ Parity Disable
                 Term Power ÄÄÄÙ           o o   ÄÄÄÄ Delay Spin
        Closed = Power from drive          o o   ÄÄÄÄ Disable Spin
          Open = Power from interface      o o   ÄÄÄÄ ID 8
                                           o o   ÄÄÄÄ ID 4
                                           o o   ÄÄÄÄ ID 2
                                           o o   ÄÄÄÄ ID 1
                                              J7      ID 0 = no ID jumpers

                                                      (front)  
  ÉÍÍÍÍÍÍÍÍÍÍÍ»
  º REAR VIEW º  (ST-14207WC, CFP4207E only)
  ÈÍÍÍÍÍÍÍÍÍÍͼ
                     80 pin I/O and DC Power Wall/bracket Connection
                     ³  Female
    J1          /ÄÄÄijÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ\      TOP (HDA)
     ÍÍÍÍÍÍÍÍÍÍ/ ×××××××××××××××××××× \ÍÍÍÍÍÍÍÍÍÍ
              (\Ä1ÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ40/)    BOTTOM

     Notes on 80 pin I/O connector:
       pins  1 -  4 = +12v        41 - 44 = 12v GND
            34 - 36 = +5v         74 - 76 = 5v GND
                 37 = SYNC             77 = LEDC
                 38 = MTRON            78 = DLYDST
                 39 = SCSIA0           79 = SCSIA1
                 40 = SCSIA2           80 = SCSIA3

  Mating WC connector: AMP US p/n: 2-557103-1 straight-in, Male 80-pin
                                   2-557101-1 right angle to PCB


  ÉÍÍÍÍÍÍÍÍÍÍÍÍÍÍ»                                    
  º  Front View  º  (ST-14207W)
  ÈÍÍÍÍÍÍÍÍÍÍÍÍÍͼ

  (TOP)
                              J3

                        o o o o o   o o
               ÍÍÍÍÍÍÍÍ   o o o o   o o ÍÍÍÍÍÍÍÍPWAÍÍÍÍÍÍÍÍÍÍÍÍÍÍ
                        ³ ÀÄÄÂÄÄÙ   ³ ³
  (BOTTOM)              ³    ³      ³ ÀÄÄ Spindle Synch
                        ³    ³      ÀÄÄÄÄ LED Driver
                        ³    ÀÄÄÄÄÄÄÄÄÄÄÄ Reserved
                        ÀÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ pin removed




                            ST-14207W Cayman


       FORMATTED CAPACITY (MB) __________________4294.9
       AVERAGE SECTORS PER TRACK ________________104 rounded down
       ACTUATOR TYPE ____________________________ROTARY VOICE COIL
       TRACKS ___________________________________79,980
       CYLINDERS ________________________________3999 user
       HEADS ______PHYSICAL______________________20
       DISCS (3.5 in) ___________________________10
       MEDIA TYPE _______________________________THIN FILM
       RECORDING METHOD _________________________RLL (1,7)
       INTERNAL TRANSFER RATE (mbits/sec)________47.7 to 87.2
       EXTERNAL TRANSFER RATE (mbyte/sec) _______20 Sync
       SPINDLE SPEED (RPM) ______________________7,200
       AVERAGE LATENCY (mSEC) ___________________4.17
       BUFFER ___________________________________512 KByte
         Read Look-Ahead, Adaptive,
         Multi-Segmented Cache
       INTERFACE ________________________________SCSI-2 Fast Wide
       BYTES PER TRACK (avg) ____________________
       SECTORS PER DRIVE ________________________8,388,608
       TPI (TRACKS PER INCH) ____________________4070
       BPI (BITS PER INCH) ______________________78K
       AVERAGE ACCESS (ms) (read/write)__________9.0/9.5
       SINGLE TRACK SEEK (ms) ___________________2
       MAX FULL SEEK (ms) _______________________18
       MTBF (power-on hours) ____________________1,000,000
       SHOCK (G's):
                operating (Read/Write) __________5
                nonoperating ____________________50
       ACOUSTICS (typ/max Bels) __________________<4.6/
       POWER REQUIREMENTS: +12V START-UP (amps) _3.5
                           +12V TYPICAL (amps) __.78
                           +5V START-UP (amps) __.88
                           +5V TYPICAL (amps) ___.50
                           IDLE (watts) _________12.8
       LANDING ZONE (cyl) _______________________AUTO PARK
       IBM AT DRIVE TYPE ________________________0 or NONE

       Physical:
                        Height (inches/mm):     1.62/41.2
                        Width  (inches/mm):     4.00/101.6
                        Depth  (inches/mm):     5.75/146.1
                        Weight    (lbs/kg):      2.0/0.91

Already low-level formatted at the factory with 1 spare sector
per track.

ZBR = Zone Bit Recording = Variable sectors per track


Seagate reserves the right to change, without notice, product 
offerings or specifications. (05/05/99)

A copy of this specification file may be obtained by FTP at
ftp://ftp.seagate.com/techsuppt/scsi/st14207w.txt.