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                            (C)opyright 1996


ST-19171FC Fibre Channel FC-AL, Dual Port (Barracuda 9)

  ͻ
   REAR VIEW   ST-19171FC
  ͼ
       40 pin I/O and DC Power Wall/bracket Connection
                       Female
    J1          /ĳ\      TOP (HDA)
     /  \
              (\120/)    BOTTOM

     Notes on 40 pin I/O connector:
            +12v  =  pins  2, 3, 4, 21
            +5v   =  pins  19, 20, 40
            GND   =  pins  6, 22, 23, 26, 29, 32, 35

  Mating FC connector: AMP US p/n: 787317-1 straight-in, Male 40-pin


  ͻ
   FRONT VIEW   (ST-19171FC)
  ͼ

Reserved. Shipped with cover installed.
Do not remove. Do not install jumpers
                                        Reserved
                                        Fault LED
                                        Port B Bypass LED
                                        Port A Bypass LED
                      TOP (HDA)  ͸ 1
     PWA͵::::::::::
                 *    BOTTOM     ;
                                J6      Ground
            LED                       Active LED
                                        Ground
                                        Remote LED (pin-11 +5v)

  ST19171FC drives have two ports for connection to two
  independent loops.  Both loops may be active, but only
  one of these ports may be receiving or originating data
  at any one time.  Do not connect both ports to the same
  loop.

                            ST-19171FC


       UNFORMATTED CAPACITY (MB) ________________11700
       FORMATTED CAPACITY (MB) __________________9100
       AVERAGE SECTORS PER TRACK ________________168 rounded down
       ACTUATOR TYPE ____________________________ROTARY VOICE COIL
       TRACKS ___________________________________105,460
       CYLINDERS ________________________________5,273 user
       HEADS ______PHYSICAL______________________20
       DISCS (3.5 in) ___________________________11
       MEDIA TYPE _______________________________THIN FILM
       RECORDING METHOD _________________________PRML (0,4,4)
       INTERNAL TRANSFER RATE (mbits/sec)________80 to 124
       EXTERNAL TRANSFER RATE (mbyte/sec) _______106.3 Sync
       SPINDLE SPEED (RPM) ______________________7,200
       AVERAGE LATENCY (mSEC) ___________________4.17
       BUFFER (/optional)________________________512/2048 KByte
         Read Look-Ahead, Adaptive,
         Multi-Segmented Cache
       INTERFACE ________________________________FC-AL 
         Fibre Channel - Arbitrated Loop, ASA II
       BYTES PER TRACK __________________________
       SECTORS PER DRIVE ________________________17,773,440
       TPI (TRACKS PER INCH) ____________________5555
       BPI (BITS PER INCH) ______________________
       AVERAGE ACCESS (ms) (read/write)__________8.2/9.7
         Drive level with controller overhead
       SINGLE TRACK SEEK (ms) ___________________0.8/1.2
       MAX FULL SEEK (ms) _______________________19.2/20.2
       MTBF (power-on hours) ____________________1,000,000
       POWER REQUIREMENTS: +12V START-UP (amps) _2.2
                           +12V TYPICAL (amps) __0.8 idle
                           +5V START-UP (amps) __
                           +5V TYPICAL (amps) ___0.97 idle
                           IDLE (watts) _________12.4
       LANDING ZONE (cyl) _______________________AUTO PARK
       IBM AT DRIVE TYPE ________________________0 or NONE

       Physical:
                        Height (inches/mm):     1.63/41.4
                        Width  (inches/mm):     4.00/101.6
                        Depth  (inches/mm):     5.75/146.1
                        Weight    (lbs/kg):     2.3/1.04

Already low-level formatted at the factory with 16 spare sectors
per cylinder and 1 spare cylinder per unit.

ZBR = Zone Bit Recording = Variable sectors per track

Seagate reserves the right to change, without notice, product
offerings or specifications. (09/16/96)

