8" drives and Compaticard / Uniform

From: Don Maslin <donm_at_cts.com>
Date: Tue Dec 14 17:11:12 1999

On Tue, 14 Dec 1999, John Foust wrote:

> At 09:36 PM 12/13/99 -0800, Don Maslin wrote:
> >On Mon, 13 Dec 1999, Bob Stek wrote:
> >> Dick (or anyone else) -
> >>
> >> Would you have the jumper settings (default positions, definitions, etc.)
> >> for a Shugart 860? DS0-3 I can figure out. But the rest...
>
> <http://www.tardis.ed.ac.uk/~itda/frames.html> has an online PDF
> version of the Shugart 801 manual, if that might help...
>
> - John
 
Hopefully, this will clear the fog a bit.

                                                 - don

 
                      Shugart SA810/860
               Customer Cut/Add Trace Options
 
    Trace As Shipped
  Designator Description Open Short
     U9 Terminations for Multiplexed Inputs Plugged
     SI Internal Write Current Switch Plugged
     SE External Write Current Switch X
     TR True Ready Output Plugged
     RTR Radial True Ready X
     2S Two Sided Status Output*** X
     DC Disk Change Option X
     S1 Side Select Using Direction Select*** X
     S2 Side Select Input*** Plugged
     S3 Side Select Using Drive Select*** X
 1B,2B,3B,4B Side Select Using Drive Select*** X
     D Alternate Input In Use X
     MS Motor On From Drive Select* Plugged
     MO Alternate Input Motor On* X
     MMO Alternate Input Multiplexed Motor On* X
     MD Motor Off Delay X
     R Ready Output X
     RR Radial Ready X
     SR Standard Ready Plugged
     MT Modified True Ready (Output On Pin 22) X
     DS1 Drive Select 1
   DS2,3,4 Drive Select 2,3,4 Input
     Y Door Lock Light Activated From Motor On Plugged
     Z Door Lock Light Activated From Drive Select X
     PD Stepper Power Down X
     WP Inhibit Write When Write Protected X
     NP Allow Write When Write Protected X
     TS Data Separation Option Select X
 
   * Motor On is the complement of HEAD LOAD on the SA801/851 drives.
   ** SA810/860 offers an optional data separatorwhich properly
        separates data and clock bits through the soft sectored IBM
        standard format and address mark area. TS offers the option.
   *** Applies to SA860 only.
 

 
Received on Tue Dec 14 1999 - 17:11:12 GMT

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