Seagate ST118273FC Barracuda 18 HARD DISK DRIVE REPAIR, Seagate ST118273FC Barracuda 18 HARD DISK DRIVE SPECIFICATIONS,
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Seagate ST118273FC Barracuda 18 Hard Disk Drive Repair, Seagate ST118273FC Barracuda 18 Hard Disk Drive Specifications, Seagate ST118273FC Barracuda 18 Seagate ST118273FC Barracuda 18
Specifications



seagate st118273fc barracuda 18 picture.
seagate st118273fc barracuda 18 picture.
seagate st118273fc barracuda 18 picture.

Seagate ST118273FC Barracuda 18 Specifications
Model Capacity Size Height Bus Type Int.Type
ST118273FC Barracuda18 18.2GB 3.5" HHT SCSI3 Fiber

Barracuda 18   :    ST118273FC
Barracuda 18

Capacity: 
Speed: 
Average Read Time: 
 

18.02 GB
7200 rpm
7.9 ms


ST-118273FC Fibre Channel FC-AL, Dual Port (Barracuda 18)

  �����������ͻ
  � REAR VIEW �  ST-118273FC
  �����������ͼ
       40 pin I/O and DC Power Wall/bracket Connection
                     �  Female
    J1          /���ij���������\      TOP (HDA)
     ����������/ �������������� \����������
              (\�1������������20/)    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-118273FC)
  ������������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
     ��P�W�A��������������������͵::::�::::::���
                 *    BOTTOM     ����;������
                 �               J6    ��� ��� Ground
            LED ��                     ������� Active LED
                                       ������� Ground
                                       ������� Remote LED (pin-11 +5v)

  ST118273FC drives have two independent FC-AL ports. These
  ports may be connected on independent loops or on the same
  loop.  Port A and Port B may be connected in any order or
  combination.


                            ST-118273FC


       UNFORMATTED CAPACITY (GB) ________________23.14
       FORMATTED CAPACITY (GB) __________________18.21
       AVERAGE SECTORS PER TRACK ________________236 rounded down
       ACTUATOR TYPE ____________________________ROTARY VOICE COIL
       TRACKS ___________________________________150,020
       CYLINDERS ________________________________7,501 user
       HEADS ______PHYSICAL______________________20
       DISCS (3.5 in) ___________________________10
       MEDIA TYPE _______________________________THIN FILM/MR
       RECORDING METHOD _________________________EPR4 16/17
       INTERNAL TRANSFER RATE (mbits/sec)________120 to 190
       INTERNAL FORMATTED TRANSFER RATE (MB/sec)_15.2 to 23.7
       EXTERNAL TRANSFER RATE (mbyte/sec) _______106.3 Sync
             Dual Port same buffer (mbyte/sec)___200 Sync
       SPINDLE SPEED (RPM) ______________________7,200
       AVERAGE LATENCY (mSEC) ___________________4.17
       BUFFER (/optional) _______________________1MB/4MB
         Read Look-Ahead, Adaptive,
         Multi-Segmented Cache
       INTERFACE ________________________________FC-AL 
         Fibre Channel - Arbitrated Loop, ASA II
       BYTES PER TRACK (avg unformatted) ________155,000
       SECTORS PER DRIVE ________________________35,566,480
       TPI (TRACKS PER INCH) ____________________8250
       BPI (KBITS PER INCH) _____________________180
       AVERAGE ACCESS (ms read/write)____________7.9/8.7
         Drive level with controller overhead
       SINGLE TRACK SEEK (ms read/write) ________1.1/1.4
       MAX FULL SEEK (ms read/write) ____________16/18
       MTBF (power-on hours) ____________________1,000,000
       SHOCK (G's, 11/2 ms):
                operating (Read/Write) __________2
                abnormal ________________________10
                nonoperating ____________________75/140
       ACOUSTICS (Bels typical, sound power) ____4.2
       POWER DISSIPATION (watts/BTUs) Active ____23.3/79.4
                                      Idle ______17.1/58.4
       POWER REQUIREMENTS: +12V START-UP (amps) _3.1
                           +12V TYPICAL (amps) __0.8 idle
                           +5V START-UP (amps) __1.7
                           +5V TYPICAL (amps) ___1.5 idle
                           IDLE (watts) _________15
       LANDING ZONE (cyl) _______________________AUTO PARK
       IBM AT DRIVE TYPE ________________________0 or NONE

       Physical:
                        Height (inches/mm):     1.62/41.1
                        Width  (inches/mm):     4.00/101.6
                        Depth  (inches/mm):     5.75/146.1
                        Weight    (lbs/kg):      2.1/0.93

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

ZBR = Zone Bit Recording = Variable sectors per track

Seagate reserves the right to change, without notice, product 
offerings or specifications. (03/24/99)

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