AST RESEARCH, INC.
==================

   PREMIUM WORKSTATION (80386SX)

   MODEL 202276-001

   Processor        80386SX                                       
   Processor Speed  16MHz                                         
   Chip Set         AST                                           
   Max. Onboard     6MB                                           
   DRAM             
   Cache            None                                          
   BIOS             AST                                           
   Dimensions       360mm x 218mm                                 
   I/O Options      Floppy drive interface, IDE interface,        
                    parallel port, serial port (2), tape drive    
                    interface, video controller module            
   NPU Options      80387SX                                       

<gopher://bitreich.org/I/th99/m/A-B/31165-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose           | Location | Purpose          | Location |
   |-------------------+----------+------------------+----------|
   | Parallel port     |   CN1    | Floppy drive     |    J3    |
   |                   |          | interface        |          |
   |-------------------+----------+------------------+----------|
   | Serial port 2     |   CN2    | Tape drive       |    J5    |
   | (COM2)            |          | interface        |          |
   |-------------------+----------+------------------+----------|
   | Serial port 1     |   CN3    | External battery |    J6    |
   | (COM1)            |          |                  |          |
   |-------------------+----------+------------------+----------|
   | Video port        |   CN4    | Riser card       |    S1    |
   |-------------------+----------+------------------+----------|
   | Front panel       |    J1    | Optional ROM     |   U82    |
   | switches & LEDs   |          | (odd)            |          |
   |-------------------+----------+------------------+----------|
   | IDE interface     |    J2    | Optional ROM     |   U99    |
   |                   |          | (even)           |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |            Function             | Jumper/Switch | Position |
   |---------------------------------+---------------+----------|
   |>> | Factory configured - do not |      E1       |   open   |
   |   | alter                       |               |          |
   |---+-----------------------------+---------------+----------|
   |>> | Factory configured - do not |      E2       |   open   |
   |   | alter                       |               |          |
   |---+-----------------------------+---------------+----------|
   |>> | Monitor type select color   | SW1/switch 1  |  closed  |
   |---+-----------------------------+---------------+----------|
   |   | Monitor type select         | SW1/switch 1  |   open   |
   |   | monochrome                  |               |          |
   |---+-----------------------------+---------------+----------|
   |>> | Password check enabled      | SW1/switch 2  |   open   |
   |---+-----------------------------+---------------+----------|
   |   | Password clear              | SW1/switch 2  |  closed  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |    Size    |    Bank 0     |    Bank 1     |    Bank 2     |
   |------------+---------------+---------------+---------------|
   |   512KB    | (2) 256K x 9  |     NONE      |     NONE      |
   |------------+---------------+---------------+---------------|
   |    1MB     | (2) 256K x 9  | (2) 256K x 9  |     NONE      |
   |------------+---------------+---------------+---------------|
   |   1.5MB    | (2) 256K x 9  | (2) 256K x 9  | (2) 256K x 9  |
   |------------+---------------+---------------+---------------|
   |    2MB     |  (2) 1M x 9   |     NONE      |     NONE      |
   |------------+---------------+---------------+---------------|
   |   2.5MB    |  (2) 1M x 9   | (2) 256K x 9  |     NONE      |
   |------------+---------------+---------------+---------------|
   |    3MB     |  (2) 1M x 9   | (2) 256K x 9  | (2) 256K x 9  |
   |------------+---------------+---------------+---------------|
   |    4MB     |  (2) 1M x 9   |  (2) 1M x 9   |     NONE      |
   |------------+---------------+---------------+---------------|
   |   4.5MB    |  (2) 1M x 9   |  (2) 1M x 9   | (2) 256K x 9  |
   |------------+---------------+---------------+---------------|
   |    6MB     |  (2) 1M x 9   |  (2) 1M x 9   |  (2) 1M x 9   |
   +------------------------------------------------------------+