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Text File  |  1994-02-11  |  5KB  |  110 lines
  1.                          SEAGATE TECHNOLOGY, INC.
  2.        Customer Technical Support FAX Network +1 408 438-8137
  3.      Customer Technical Support Bulletin Boards (300-9600, 8-N-1)
  4. ┌──────────────────────────────────┬─────────────────────────────────┐
  5. │ United States    +1 408 438-8771 │  United Kingdom +44 628 478011  │
  6. ├──────────────────────────────────┼─────────────────────────────────┤
  7. │ Germany         +49  89 140-9331 │  Singapore      +65   227-2217  │
  8. └──────────────────────────────────┴─────────────────────────────────┘
  9.                             (C)opyright 1993
  10.  
  11.  
  12.  
  13. ST-9235NG
  14.                                       ┌─ 40-pin I/O Connector (* see below)
  15.                             TOP       │
  16.                                       │                            1
  17.                                                              o o o o
  18.                               ═P═W═A═ :::::::::::.:::::::1 ══° ° ° °
  19.                                                  │
  20.        pin-17 removed for keying ────────────────┘
  21.  
  22. Pin assignments for the Seagate 2.5" drive SCSI interface connector
  23.  
  24.      (signal)          (pin)          (signal)
  25.                     ┌──────────┐                               pin
  26.      Reserved (NC)  │ 1      2 │  Reserved (ND)                ID1 ID2 ID4
  27.      Reserved (NC)  │ 3      4 │  Reserved (ND)            ID ┌───────────
  28.               ID1-  │ 5      6 │  ID2-                      0 │ H   H   H
  29.               ID4-  │ 7      8 │  LED                       1 │ L   H   H
  30.                     └──────────┘                            2 │ H   L   H
  31.                     ┌──────────┐                            3 │ L   L   H
  32.                +5v  │ 1      2 │  +5v                       4 │ H   H   L
  33.            +5v Ret  │ 3      4 │  +5v Ret                   5 │ L   H   L
  34.             Ground  │ 5      6 │  DB0-                      6 │ H   L   L
  35.             Ground  │ 7      8 │  DB1-                      7 │ L   L   L
  36.             Ground  │ 9      10│  DB2-
  37.             Ground  │ 11     12│  DB3-                      H = high
  38.             Ground  │ 13     14│  DB4-                      L = low
  39.             Ground  │ 15     16│  DB5-
  40.      Connector Key  │ nopin  18│  DB6-
  41.             Ground  │ 19     20│  DB7-
  42.             Ground  │ 21     22│  Parity-
  43.             Ground  │ 23     24│  TRMPWR
  44.               ATN-  │ 25     26│  BSY-
  45.             Ground  │ 27     28│  ACK-
  46.               RST-  │ 29     30│  MSG-
  47.             Ground  │ 31     32│  SEL-
  48.               I/O-  │ 33     34│  C/D-
  49.             Ground  │ 35     36│  REQ-
  50.            +5v Ret  │ 37     38│  +5v Ret
  51.                +5v  │ 39     40│  +5v
  52.                     └──────────┘
  53.  
  54.  
  55.                              ST-9235N
  56.  
  57.  
  58.        UNFORMATTED CAPACITY _____________________
  59.        FORMATTED CAPACITY (xx SECTORS) __________209.8
  60.        ACTUATOR TYPE ____________________________ROTARY VOICE COIL
  61.        TRACKS ___________________________________
  62.        LOGICAL CYLINDERS ________________________985
  63.        LOGICAL HEADS ____________________________13
  64.        LOGICAL SECTORS PER TRACK ________________32
  65.        HEADS ____________________________________6
  66.        DISCS (2.5 in) ___________________________3
  67.        MEDIA TYPE _______________________________THIN FILM
  68.        HEAD TYPE ________________________________THIN FILM
  69.        RECORDING METHOD _________________________ZBR RLL (2,7)
  70.        INTERNAL TRANSFER RATE (mbits/sec) _______up to 16
  71.        SPINDLE SPEED (RPM) ______________________3,449
  72.        AVERAGE LATENCY (mSEC) ___________________8.69
  73.        BUFFER ___________________________________128 Kbyte
  74.        INTERFACE ________________________________SCSI
  75.        BYTES PER TRACK __________________________
  76.        SECTORS PER DRIVE ________________________409,760
  77.        TPI (TRACKS PER INCH) ____________________2,750
  78.        BPI (BITS PER INCH) ______________________45,500
  79.        FCI (FLUX DENSITY) _______________________30,300
  80.        AVERAGE ACCESS (ms) ______________________16
  81.        SINGLE TRACK SEEK (ms) ___________________5
  82.        MAX FULL SEEK (ms) _______________________27
  83.        MTBF (power-on hours) Office _____________150,000
  84.        SHOCK (G's) operating/nonoperating _______10/150
  85.           NG model with 'SafeRite' ______________100/150
  86.        POWER REQUIREMENTS: +5V START-UP (amps) __1.3
  87.        POWER MANAGEMENT (Watts):
  88.                            ACTIVE _______________2.5
  89.                            STANDBY ______________1.8
  90.                            SHUTDOWN _____________1.08
  91.        WRITE PRECOMP (cyl) ______________________N/A
  92.        REDUCED WRITE CURRENT (cyl) ______________N/A
  93.        LANDING ZONE (cyl) _______________________AUTO
  94.        IBM AT DRIVE TYPE ________________________0
  95.  
  96.  
  97.        Physical:
  98.                         Height (inches/mm):     0.75/19.05
  99.                         Width  (inches/mm):     2.76/70.10
  100.                         Depth  (inches/mm):     4.01/101.85
  101.                         Weight    (ozs/kg):     7.25/0.21
  102.  
  103.  
  104. ZBR = Zone Bit Recording = Variable sectors per track
  105.  
  106. Seagate reserves the right to change, without notice, product
  107. offerings or specifications. (08/17/93)
  108.  
  109.  
  110.