Seagate ST4769E HARD DISK DRIVE REPAIR, Seagate ST4769E HARD DISK DRIVE SPECIFICATIONS,
Seagate ST4769E hard disk drive sales, Seagate ST4769E hard disk drive repair, Seagate ST4769E hard disk drive specifications, 
Seagate ST4769E Hard Disk Drive Repair, Seagate ST4769E Hard Disk Drive Specifications, Seagate ST4769E Seagate ST4769E
Specifications



seagate st4769e picture.
seagate st4769e picture.
seagate st4769e picture.

Seagate ST4769E Specifications
Model Capacity Size Height Bus Type Int.Type
ST4769E 631MB 5.25" FHT ESDI  

Wren   :    ST4769E
Wren

Capacity: 
Speed: 
Average Read Time: 
 Cylinders: 
Heads: 
Sectors: 

631.0 MB
4800 rpm
12.9 ms
1552
15
53
ST-4769ES Wren Runner 2 FH ESDI

          �Data Cable                �Controller Cable     /�5�G�G�12\
         �������� ���           J11 �������������� ���    ͳ 0 0 0 0 ���
                o o o o o o o   o o   1����������Ŀ o o o o����J1�����
            J9  o o o o o o o   ���   �Terminator�� o o o o
                1 2 3 4 5 6 7    4Synchronous      1 2 4 W
  Motor Start ��� � � � � � �     �Spindles         ����� �    J8
option enable     � � � � � �                         �   � Write Protect
                  � � � � � � Synchronized Spindle    ����� Drive Selects
Factory use only �� � � � �   Terminator (connected on       Binary Coded
                    � � � �   last drive in daisy chain)
         Sectors    � � � �� Factory use only
         ������������������
       Special      0 0 0
            50      0 0 1 = 595,968,000
            51      0 1 0 = 607,887,360
            52      0 1 1 = 619,806,720
            53      1 0 0 = 631,726,080
            29      1 0 1
      Reserved      1 1 0
      Add Mark      1 1 1     0=open; 1=closed


                             ST-4769E

       UNFORMATTED CAPACITY (MB) ________________
       FORMATTED CAPACITY (53 SECTORS) (MB) _____631
       ACTUATOR TYPE ____________________________VOICE COIL
       TRACKS ___________________________________23,280
       CYLINDERS ________________________________1552
       HEADS ____________________________________15
       DISCS ____________________________________8
       MEDIA TYPE _______________________________THIN FILM
       RECORDING METHOD _________________________RLL (1,7)
       INTERNAL TRANSFER RATE (mbits/sec) _______22
       SPINDLE SPEED (RPM) ______________________4,800
       AVERAGE LATENCY (mSEC) ___________________6.25
       INTERFACE ________________________________ESDI
       TPI (TRACKS PER INCH) ____________________1,600
       BPI (BITS PER INCH) ______________________29,378
       AVERAGE ACCESS (ms) ______________________12.9
       SINGLE TRACK SEEK (ms) ___________________2.5
       MAX FULL SEEK (ms) _______________________27
       MTBF (power-on hours) ____________________150,000
       POWER REQUIREMENTS: +12V START-UP (amps) _4.5
                           +12V TYPICAL (amps) __2.0
                           +5V START-UP (amps) __1.2
                           +5V TYPICAL (amps) ___0.8
                           TYPICAL (watts) ______27
                           MAXIMUM (watts) ______
       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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