Seagate ST11900W HARD DISK DRIVE REPAIR, Seagate ST11900W HARD DISK DRIVE SPECIFICATIONS,
Seagate ST11900W hard disk drive sales, Seagate ST11900W hard disk drive repair, Seagate ST11900W hard disk drive specifications, 
Seagate ST11900W Hard Disk Drive Repair, Seagate ST11900W Hard Disk Drive Specifications, Seagate ST11900W Seagate ST11900W
Specifications



seagate st11900w picture.
seagate st11900w picture.
seagate st11900w picture.

Seagate ST11900W Specifications
Model Capacity Size Height Bus Type Int.Type
ST11900W 1.7GB 3.5" HHT SCSI2 W

Hawk 2   :    ST11900W
Hawk 2

Capacity: 
Speed: 
Average Read Time: 
 

1.7 GB
5400 rpm
9 ms






ST-11900W SCSI-2 Fast (Hawk 2)

  �����������ͻ
  � REAR VIEW �  (ST-11900W/WD only)
  �����������ͼ
        (TOP)                   Auxiliary
          ___________________  ���  �1�/���������\
        �( �����������������1)ͳ::::::�� 0 0 0 0 ��
          \�����������ij����/  �  ��  ���5�G�G�12�
       68 pin I/O Cable�        ������
                                ������
                                ������
                                ������
        Auxiliary option header ������
           pin-11 +5v  ���������ٳ����
           pin-10 GND  ����������ٳ���
           SCSI ID = 8 �����������ٳ��
           SCSI ID = 4 �����������Ĵ��
            or pin-6 REFIND+ ������ٳ�
           SCSI ID = 2 �������������ٳ
           SCSI ID = 1 ���������������
           SCSI ID = 0 (none)


  �����������ͻ
  � REAR VIEW �  (ST-11900WC only)
  �����������ͼ
                     80 pin I/O and DC Power Wall/bracket Connection
                     �  Female
    J1          /���ij���������������\      TOP (HDA)
     ����������/ �������������������� \����������
              (\�1������������������40/)    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 NC connector: AMP US p/n: 2-557103-1 straight-in, Male 80-pin
                                   2-557101-1 right angle to PCB

  �����������������ͻ
  � RIGHT SIDE VIEW �  (Both ST-11900W and ST-11900WC)
  �����������������ͼ


BACK   �͸       J2  12345678                    TOP (HDA)  FRONT
 OF    J1�����������������������P�W�A����������������������� OF
DRIVE  �;           ::::::::                    BOTTOM     DRIVE
                     ��������
   �Terminator Power ٳ������ Reserved
  ڴTerminator Power �ٳ����� Start Delay (12 secs * ID)
  �     Enable T-Res ��ٳ���� Motor Start
  �    Parity Enable �������� Write Protect
  �
  �
  � ��������������������������������Ŀ
  �Ĵ Termination Power-source Table �
    ����������������������������������������������Ŀ
    ������....�����....�����PWA edge�����          �
    �                                              �
    �  1 2     1 2      1 2                        �
    � �ķ       �ķ    ���ķ  A Drive Supplies Bus �
    � ���     ��    ����  B Drive Supplies Own �
    � ���     ���     � �   C Bus Supplies Drive �
    �   A       B        C                         �
    ����������Default�������������������������������
  Note: The model ST-11900WC drive cannot furnish terminator power,
because no pins on the 80 pin I/O connector are devoted to terminator
power.


  ������������ͻ
  � FRONT VIEW �  (Both ST-11900W and ST-11900WC)
  ������������ͼ


                      TOP (HDA)   J6  ������1�
     ��P�W�A�������������������������͵::::::��
                 *    BOTTOM          ������;
                 �                     ������
            LED ��                     ������
                                       ������
                                       ������
               Auxiliary option header ������
                  pin-11 +5v  ���������ٳ����
                  pin-10 GND  ����������ٳ���
                  SCSI ID = 8 �����������ٳ��
                   or pin-8 BUSY �����    ���
                  SCSI ID = 4 ������������ٳ�
                   or pin-6 REFIND+ ��     ��
                  SCSI ID = 2 �������������ٳ
                  SCSI ID = 1 ���������������
                  SCSI ID = 0 (none)

      If these ID jumper are used, then
         ID jumpers shown in left side view J5
         or 80 pin I/O cable ARE NOT USED.

                            ST-11900W
                            Hawk 2

       UNFORMATTED CAPACITY (MB) ________________2003
       FORMATTED CAPACITY (xx SECTORS) (MB) _____1700
       AVERAGE SECTORS PER TRACK ________________83 rounded down
       ACTUATOR TYPE ____________________________ROTARY VOICE COIL
       TRACKS ___________________________________39,315
       CYLINDERS ________________________________2,621 user
       HEADS ______PHYSICAL______________________15
       DISCS (3.5 in) ___________________________8
       MEDIA TYPE _______________________________THIN FILM
       RECORDING METHOD _________________________ZBR RLL (1,7)
       INTERNAL TRANSFER RATE (mbits/sec)________26.8 to 45.6
       EXTERNAL TRANSFER RATE (mbyte/sec) _______20 Sync
       SPINDLE SPEED (RPM) ______________________5,411
       AVERAGE LATENCY (mSEC) ___________________5.54
       BUFFER ___________________________________256/1024 KByte
         Read Look-Ahead, Adaptive,
         Multi-Segmented Cache
       INTERFACE ________________________________SCSI-2 FAST WIDE
                                                 ASA
       SECTORS PER DRIVE ________________________
       TPI (TRACKS PER INCH) ____________________3000
       AVERAGE ACCESS (ms) (read/write)__________9.0/10.5
         Drive level without controller overhead
       SINGLE TRACK SEEK (ms) ___________________1
       MAX FULL SEEK (ms) _______________________19
       MTBF (power-on hours) ____________________500,000
       SHOCK (G's):
                operating (Read/Write) __________10
                nonoperating ____________________60
       ACOUSTICS (typ/max dBA) __________________/
       POWER REQUIREMENTS: +12V START-UP (amps) _2.0
                           +12V TYPICAL (amps) __0.54
                           +5V START-UP (amps) __0.8
                           +5V TYPICAL (amps) ___0.43
                           TYPICAL (watts) ______9
                           MAXIMUM (watts) ______
       WRITE PRECOMP (cyl) ______________________N/A
       REDUCED WRITE CURRENT (cyl) ______________N/A
       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):     2.5/0.99

Already low-level formatted at the factory with six spare sectors
per cylinder and two spare cylinders/unit.

ZBR = Zone Bit Recording = Variable sectors per track

Seagate reserves the right to change, without notice, product 
offerings or specifications. (08/09/94)

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