                         SEAGATE TECHNOLOGY, INC.
     Customer Technical Support Bulletin Boards (300-9600, 8-N-1)
Ŀ
 United States    +1 408 438-8771   United Kingdom +44 628 478011  
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 Germany         +49  89 140-9331   Singapore      +65   227-2217  

                            (C)opyright 1991



ST-1126A (94354-126) Swift AT (IDE)
     \
      O   5
      O   G                                          Ŀ  Some have
      O   G       AT (IDE) Cable                       these pins
      O  12  1........................   o o o o o(o o)  6 on
     /       ........................    o o o o o(o o)  7 off
    
                                             1 2 3 4 5 6 7
         ON                 OFF                   
    1   Slave              Master                
    2   5 Heads            7/9 Heads            
    3   Slave installed    Slave not inst.     
    4   7 byte ECC         4 byte ECC         
    5   Factory test       Normal Oper.      
    6/7 Some PWA's have these pins, factory use  


                             ST-1126A
                         94354-126 Swift

       UNFORMATTED CAPACITY (MB) ________________126
       FORMATTED CAPACITY (29 SECTORS) (MB) _____111
       ACTUATOR TYPE ____________________________VOICE COIL
       TRACKS ___________________________________7,504
       CYLINDERS ________________________________1,072
       HEADS ____________________________________7
       DISCS ____________________________________4
       MEDIA TYPE _______________________________THIN FILM
       RECORDING METHOD _________________________RLL
       TRANSFER RATE (mbytes/sec) _______________1
       INTERFACE ________________________________AT BUS
       TPI (TRACKS PER INCH) ____________________1,350
       BPI (BITS PER INCH) ______________________22,638
       AVERAGE ACCESS (ms) ______________________15
       SINGLE TRACK SEEK (ms) ___________________4
       MTBF (power-on hours) ____________________150,000
       POWER REQUIREMENTS: +12V START-UP (amps) _2.5
                           +12V TYPICAL (amps) __0.7
                           +5V START-UP (amps) __0.75
                           +5V TYPICAL (amps) ___0.4
                           TYPICAL (watts) ______11
                           MAXIMUM (watts) ______33.75
       BUFFERED STEP PULSE RATE (micro sec) _____6-200
       WRITE PRECOMP (cyl) ______________________N/A (1073)
       REDUCED WRITE CURRENT (cyl) ______________N/A (1073)
       LANDING ZONE (cyl) _______________________AUTO PARK
       IBM AT DRIVE TYPE ________________________*

 * MAY REQUIRE FORMATTING AND PARTITIONING SOFTWARE.  ALSO, CHECK TO
SEE IF YOUR CMOS SETUP HAS A "CUSTOM" OR "USER DEFINABLE" DRIVE TYPE
AVAILABLE. (see below)

Possible translation:    469 cyl, 16 heads, 29 sectors = 111,419,392
Possible translation:    536 cyl, 14 heads, 29 sectors = 111,419,392
Possible translation:    800 cyl, 16 heads, 17 sectors = 111,411,200
Possible translation:    523 cyl, 16 heads, 26 sectors = 111,394,816

PHYSICAL/LOGICAL equivalent to NATIVE/TRANSLATION

!WARNING! - Already low-level formatted at the factory.

Since a User-definable or Custom translation geometry may
be used, it is imperative that the values be written down
and kept with your permanent records for retrieval in the
event of CMOS battery failure.



                          Swift Remote LED Option

               Front View of Drive Without the Plastic Bezel

                                  Ŀ
                                   A  B     B = Anode
                                  Ĵ    D = Cathode
                                   C  D 
              ...PWA...


         Default jumper at C-D for LED mounted on drive PWA
         To use remote LED, remove jumper and extend B (Anode)
          and D (Cathode).
         Swift LED kit 75912397 allows connection to a remote LED
         Swift LED kit 95913369 has an LED for attachment to the
          system front bezel or a 5.25-inch frame kit

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