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       # ACTION INSTRUMENTS
       
          FF286/16
       
          Processor       80286                                          
          Processor Speed 12/16MHz                                       
          Chip Set        Headland                                       
          Max. Onboard    4MB                                            
          DRAM            
          SRAM Cache      None                                           
          BIOS            Quadtel                                        
          Dimensions      337mm x 132mm                                  
          I/O Options     Floppy drive interface, IDE interface,         
                          parallel port, serial ports (2), VGA digital   
                          connector, VGA port                            
          NPU Options     80287                                          
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose           | Location | Purpose          | Location |
          |-------------------+----------+------------------+----------|
          | Turbo mode LED    |    J3    | Serial port      |    P5    |
          |                   |          | (COM1)           |          |
          |-------------------+----------+------------------+----------|
          | IDE interface LED |    J8    | Serial port (COM |    P6    |
          |                   |          | 2)               |          |
          |-------------------+----------+------------------+----------|
          | Parallel port     |    P1    | Floppy drive     |    P7    |
          |                   |          | interface        |          |
          |-------------------+----------+------------------+----------|
          | VGA port          |    P2    | IDE interface    |    P8    |
          |-------------------+----------+------------------+----------|
          | Video digital     |    P3    |                  |          |
          | connector         |          |                  |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  PIN OUT CONFIGURATION P4                  |
          |------------------------------------------------------------|
          |                Function                 |       Pin        |
          |-----------------------------------------+------------------|
          | Power good signal (from power supply)   |        1         |
          |-----------------------------------------+------------------|
          | Keyboard ground                         |        2         |
          |-----------------------------------------+------------------|
          | + Keyboard clock                        |        3         |
          |-----------------------------------------+------------------|
          | + 5Vdc                                  |        4         |
          |-----------------------------------------+------------------|
          | + Keyboard data                         |        5         |
          |-----------------------------------------+------------------|
          | Ground                                  |        6         |
          |-----------------------------------------+------------------|
          | Reset switch                            |        7         |
          |-----------------------------------------+------------------|
          | Keyboard inhibit switch                 |        8         |
          |-----------------------------------------+------------------|
          | Speaker                                 |      9 & 10      |
          |-----------------------------------------+------------------|
          | Turbo switch                            |     11 & 12      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |           Function            | Jumper/Switch |  Position  |
          |-------------------------------+---------------+------------|
          | » | Onboard video interrupt   |      J1       | pins 1 & 2 |
          |   | select IRQ9               |               |   closed   |
          |---+---------------------------+---------------+------------|
          |   | Onboard video interrupt   |      J1       | pins 2 & 3 |
          |   | select none               |               |   closed   |
          |---+---------------------------+---------------+------------|
          | » | Onboard floppy select     |      J2       |   Closed   |
          |   | DMA2                      |               |            |
          |---+---------------------------+---------------+------------|
          |   | Onboard floppy select no  |      J2       |    Open    |
          |   | DMA                       |               |            |
          |---+---------------------------+---------------+------------|
          | » | Monitor type select color |      J4       |   Closed   |
          |---+---------------------------+---------------+------------|
          |   | Monitor type select       |      J4       |    Open    |
          |   | monochrome                |               |            |
          |---+---------------------------+---------------+------------|
          | » | Parallel port select      |      J5       | pins 2 & 3 |
          |   | unidirectional (printer)  |               |   closed   |
          |---+---------------------------+---------------+------------|
          |   | Parallel port select      |      J5       | pins 1 & 2 |
          |   | bi-directional            |               |   closed   |
          |---+---------------------------+---------------+------------|
          | » | Power good signal detect  |      J6       |    Open    |
          |   | from board                |               |            |
          |---+---------------------------+---------------+------------|
          |   | Power good signal detect  |      J6       |   Closed   |
          |   | from power supply         |               |            |
          |---+---------------------------+---------------+------------|
          | » | VGA clock synchronous     |      J7       |    Open    |
          |   | with CPU                  |               |            |
          |---+---------------------------+---------------+------------|
          |   | VGA clock synchronous     |      J7       |   Closed   |
          |   | with oscillator O3        |               |            |
          |---+---------------------------+---------------+------------|
          | » | IDE interface enabled     |      J9       | pins 2 & 3 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          |   | IDE interface disabled    |      J9       | pins 1 & 2 |
          |   |                           |               |   closed   |
          |------------------------------------------------------------|
          | Note: If J6 is closed, power good signal must come from    |
          | P4/pin 1. If J6 is open, DO NOT connect P4/pin1!           |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    . DRAM CONFIGURATION                    |
          |------------------------------------------------------------|
          |       Size       |       Bank 0       |       Bank 1       |
          |------------------+--------------------+--------------------|
          |      512KB       |    (2) 256k x 9    |        NONE        |
          |------------------+--------------------+--------------------|
          |       1MB        |    (2) 256k x 9    |    (2) 256k x 9    |
          |------------------+--------------------+--------------------|
          |       2MB        |     (2) 1M x 9     |        NONE        |
          |------------------+--------------------+--------------------|
          |      2.5MB       |    (2) 256K x 9    |     (2) 1M x 9     |
          |------------------+--------------------+--------------------|
          |       4MB        |     (2) 1M x 9     |     (2) 1M x 9     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  CPU SPEED CONFIGURATION                   |
          |------------------------------------------------------------|
          |         CPU          |      OSC/2       |       J10        |
          |----------------------+------------------+------------------|
          | » |      16MHz       |      16MHz       |      Closed      |
          |---+------------------+------------------+------------------|
          |   |      12MHz       |      24MHz       |       Open       |
          +------------------------------------------------------------+