SEAGATE TECHNOLOGY, INC.
                              1-800-SEAGATE
                          http://www.seagate.com
                            (C)opyright 1991



ST-4766N (94191-766) Wren 6 FH SCSI


                     ÚÄÄ Some 16-pin configurations may not have these pins.
                     ³
                     ³  ÕÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ͸ /Ä4Ä3Ä2Ä1Ä\
      ÍÍÍÍÍPÍWÍAÍÍÍÍÍØÍ͵:::SCSI:Cable:::::::::::::::1Æ͵ 0 0 0 0 ÆÍÍ
      ÚÄ¿            ³  ÔÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ; ÀÄ5ÄGÄGÄ12Ù
      ³o³o o o o o o(o)o ÚÄÄÄÄÄÄÄÄ1ÚÄÄÄÄÄÄÄÄ1ÚÄÄÄÄÄÄÄÄ1     Power
      ÅoÅo o o o o o(o)o ÀÄÄÄÄÄÄÄÄÙÀÄÄÄÄÄÄÄÄÙÀÄÄÄÄÄÄÄÄÙ
      ÀÄÙ  4 2 1 M P ³ ³    Terminator Resistor SIPS
       ³   ÄÄÂÄÄ ³ ³ ³ ³
       ³     ³   ³ ³ ³ ÀÄ  Reserved
       ³     ³   ³ ³ ÀÄÄÄ  Motor Start Delay ( 16 sec * ID)
       ³     ³   ³ ÀÄÄÄÄÄ  Parity option enable
       ³     ³   ÀÄÄÄÄÄÄÄ  Motor Start option enable
       ³     ÀÄÄÄÄÄÄÄÄÄÄÄ  Drive ID's, ID 0 (none) if only SCSI device
       ÀÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÅ  Terminator power from Drive (vertical)
                        À  Terminator power from Bus (lower horizontal)


                             ST-4766N
                        94191-766 WREN 6 FH

       UNFORMATTED CAPACITY (MB) ________________766
       FORMATTED CAPACITY (54 SECTORS) (MB) _____676
       ACTUATOR TYPE ____________________________VOICE COIL
       TRACKS ___________________________________24,480
       CYLINDERS ________________________________1,632
       HEADS ____________________________________15
       DISCS ____________________________________8
       MEDIA TYPE _______________________________THIN FILM
       RECORDING METHOD _________________________RLL
       TRANSFER RATE (mbytes/sec) _______________1.875
       SPINDLE SPEED (RPM) ______________________3,600
       AVERAGE LATENCY (mSEC) ___________________8.33
       BUFFER ___________________________________32 Kbyte
         Read Look-Ahead, Non-Adaptive,
         Single-Segmented Buffer
       INTERFACE ________________________________SCSI
       TPI (TRACKS PER INCH) ____________________1,459
       BPI (BITS PER INCH) ______________________30,500
       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) __1.5
                           +5V START-UP (amps) __1.0
                           +5V TYPICAL (amps) ___0.6
                           TYPICAL (watts) ______21
                           MAXIMUM (watts) ______59
       BUFFERED STEP PULSE RATE (micro sec) _____N/A
       WRITE PRECOMP (cyl) ______________________N/A
       REDUCED WRITE CURRENT (cyl) ______________N/A
       LANDING ZONE (cyl) _______________________AUTO PARK
       IBM AT DRIVE TYPE ________________________0 or NONE

Already low-level formatted at the factory.

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

A copy of this specification file may be obtained by FTP at
ftp://ftp.seagate.com/techsuppt/scsi/st4766n.txt.