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       # AMERICAN DIGICOM CORPORATION
       
          IDE MULTI I/O
       
          +------------------------------------------------------------+
          |------------------------------------------------------------|
          | Data bus:         | 16-bit, ISA                            |
          |-------------------+----------------------------------------|
          | Size:             | Half-length, half-height card          |
          |-------------------+----------------------------------------|
          | Hard drive        | Two IDE (AT) Interface drives          |
          | supported:        |                                        |
          |-------------------+----------------------------------------|
          | Floppy drives     | Two 360KB, 720KB, 1.2MB, or 1.44MB     |
          | supported:        | drives                                 |
          +------------------------------------------------------------+
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |                   Function                    |  Location  |
          |-----------------------------------------------+------------|
          | 25-pin parallel port (LPT1/2) - external      |     J1     |
          |-----------------------------------------------+------------|
          | 10-pin serial port (COM2/4) - internal        |     J3     |
          |-----------------------------------------------+------------|
          | 10-pin serial port (COM1/3) - internal        |     J4     |
          |-----------------------------------------------+------------|
          | 15-pin game port - internal                   |     J5     |
          |-----------------------------------------------+------------|
          | 34-pin control cable connector - floppy drive |     J6     |
          |-----------------------------------------------+------------|
          | 4-pin connector - Drive active LED            |     J8     |
          |-----------------------------------------------+------------|
          | 40-pin IDE(AT) Interface connector            |     J9     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |              Function              |  Location   | Setting |
          |------------------------------------+-------------+---------|
          | » | Floppy drive enabled           | W1/jumper 1 | closed  |
          |---+--------------------------------+-------------+---------|
          |   | Floppy drive disabled          | W1/jumper 1 |  open   |
          |---+--------------------------------+-------------+---------|
          | » | Floppy drive port address is   | W1/jumper 2 |  open   |
          |   | 3F4-3F5h                       |             |         |
          |---+--------------------------------+-------------+---------|
          |   | Floppy drive port address is   | W1/jumper 2 | closed  |
          |   | 374-375h                       |             |         |
          |---+--------------------------------+-------------+---------|
          | » | Parallel port (J1) enabled     | W3/jumper 1 | closed  |
          |---+--------------------------------+-------------+---------|
          |   | Parallel port (J1) disabled    | W3/jumper 1 |  open   |
          |---+--------------------------------+-------------+---------|
          | » | Parallel port (J1) is set to   | W3/jumper 2 |  open   |
          |   | LPT1 (378-37Fh)                |             |         |
          |---+--------------------------------+-------------+---------|
          |   | Parallel port (J1) is set to   | W3/jumper 2 | closed  |
          |   | LPT2 (278-27Fh)                |             |         |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |            PARALLEL PORT (J1) INTERRUPT REQUEST            |
          |------------------------------------------------------------|
          |       IRQ        |    W2/jumper 1     |    W2/jumper 2     |
          |------------------+--------------------+--------------------|
          | » |     IRQ5     |       closed       |        open        |
          |---+--------------+--------------------+--------------------|
          |   |     IRQ7     |        open        |       closed       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |            SERIAL PORT 2 (J3) INTERRUPT REQUEST            |
          |------------------------------------------------------------|
   IMG IMG 2
          |                   |                                |
          |---------------------------+--------------------------------|
          |       |        IRQ        |               W2               |
          |-------+-------------------+--------------------------------|
          | »     |         3         |       pins 5 & 6 closed        |
          |-------+-------------------+--------------------------------|
          |       |         4         |       pins 5 & 7 closed        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |            SERIAL PORT 1 (J4) INTERRUPT REQUEST            |
          |------------------------------------------------------------|
          |           IRQ            |               W2                |
          |--------------------------+---------------------------------|
          |       |        3         |        pins 6 & 8 closed        |
          |-------+------------------+---------------------------------|
          | »     |        4         |        pins 7 & 8 closed        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              SERIAL PORT 1 (J4) CONFIGURATION              |
          |------------------------------------------------------------|
          |          COM           |   W3/jumper 3   |   W3/jumper 4   |
          |------------------------+-----------------+-----------------|
          | » |  COM1 (3F8-3FFh)   |     closed      |      open       |
          |---+--------------------+-----------------+-----------------|
          |   |  COM3 (3E8-3EFh)   |      open       |     closed      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              SERIAL PORT 2 (J3) CONFIGURATION              |
          |------------------------------------------------------------|
          |          COM           |   W3/jumper 5   |   W3/jumper 6   |
          |------------------------+-----------------+-----------------|
          | » |  COM2 (2F8-2FFh)   |     closed      |      open       |
          |---+--------------------+-----------------+-----------------|
          |   |   COM4 (2E8-EFh)   |      open       |     closed      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  BIOS TYPE CONFIGURATION                   |
          |------------------------------------------------------------|
          |          Type           |   W4/jumper 1   |  W4/jumper 2   |
          |-------------------------+-----------------+----------------|
          | » | IBM-compatible BIOS |      open       |     closed     |
          |---+---------------------+-----------------+----------------|
          |   | IBM BIOS            |     closed      |      open      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               MISCELLANEOUS TECHNICAL NOTES                |
          |------------------------------------------------------------|
          |  Jumper J7 is factory configured for single speed floppy   |
          |                   drives - do not alter.                   |
          +------------------------------------------------------------+