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       # VTECH INDUSTRIES, INC.
       
          LASER AT MULTI-I/O CARD
       
          I/O Options   Floppy drive interface, IDE interface, game      
                        port, parallel port, serial ports (2)            
          Data Bus      16-bit ISA                                       
          Card Size     Full height, half length                         
          Hard Drives   Two IDE-AT devices                               
          Supported     
          Floppy Drives Two 360KB, 720KB, 1.2MB, or 1.44MB drives        
          Supported     
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |       Function        | Label |      Function      | Label |
          |-----------------------+-------+--------------------+-------|
          | 16-pin game port      |  J1   | 4-pin drive active |  J10  |
          |                       |       | LED                |       |
          |-----------------------+-------+--------------------+-------|
          | 34-pin cable          |  J2   | 40-pin primary     |  J11  |
          | connector - floppy    |       | IDE(AT) connector  |       |
          | drive                 |       |                    |       |
          |-----------------------+-------+--------------------+-------|
          | 10-pin serial port 2  |  J8   | 25-pin parallel    |  J12  |
          | - internal            |       | port - external    |       |
          |-----------------------+-------+--------------------+-------|
          | 9-pin serial port 1 - |  J9   |                    |       |
          | external              |       |                    |       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |                Setting                | Label |  Position  |
          |---------------------------------------+-------+------------|
          | » | IDE(AT) interface enabled         |  J3   | Pins 1 & 2 |
          |   |                                   |       |   closed   |
          |---+-----------------------------------+-------+------------|
          |   | IDE(AT) interface disabled        |  J3   | Pins 2 & 3 |
          |   |                                   |       |   closed   |
          |---+-----------------------------------+-------+------------|
          | » | Game port enabled                 |  J13  | Pins 1 & 2 |
          |   |                                   |       |   closed   |
          |---+-----------------------------------+-------+------------|
          |   | Game port disabled                |  J13  | Pins 2 & 3 |
          |   |                                   |       |   closed   |
          |---+-----------------------------------+-------+------------|
          | » | Factory configured - do not alter |  J16  | Pins 1 & 2 |
          |   |                                   |       |   closed   |
          |---+-----------------------------------+-------+------------|
          | » | Floppy interface enabled          |  J17  | Pins 1 & 2 |
          |   |                                   |       |   closed   |
          |---+-----------------------------------+-------+------------|
          |   | Floppy interface disabled         |  J17  | Pins 2 & 3 |
          |   |                                   |       |   closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              PARALLEL PORT ADDRESS SELECTION               |
          |------------------------------------------------------------|
          |          Setting           |              J4               |
          |----------------------------+-------------------------------|
          |   |          278h          |       Pins 2 & 3 closed       |
          |---+------------------------+-------------------------------|
          | » |          378h          |       Pins 1 & 2 closed       |
          |---+------------------------+-------------------------------|
          |   |        Disabled        |             Open              |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               SERIAL PORT ADDRESS SELECTION                |
          |------------------------------------------------------------|
          |   Port 1    |  Port 2  |  J15   |  J14   |   J6   |   J7   |
          |-------------+----------+--------+--------+--------+--------|
          |    3F8h     |   2F8h   | Pins 2 | Pins 2 | Pins 2 | Pins 1 |
          |   (COM1:)   | (COM2:)  |  & 3   |  & 3   |  & 3   |  & 2   |
          |-------------+----------+--------+--------+--------+--------|
          |    3F8h     |   3E8h   | Pins 2 | Pins 2 | Pins 2 | Pins 2 |
          |   (COM1:)   | (COM3:)  |  & 3   |  & 3   |  & 3   |  & 3   |
          |-------------+----------+--------+--------+--------+--------|
          |    3F8h     |   2E8h   | Pins 1 | Pins 1 | Pins 1 | Pins 2 |
          |   (COM1:)   | (COM4:)  |  & 2   |  & 2   |  & 2   |  & 3   |
          |-------------+----------+--------+--------+--------+--------|
          |    2F8h     |   3F8h   | Pins 2 | Pins 1 | Pins 1 | Pins 2 |
          |   (COM2:)   | (COM1:)  |  & 3   |  & 2   |  & 2   |  & 3   |
          |-------------+----------+--------+--------+--------+--------|
          |    2F8h     |   3E8h   | Pins 1 | Pins 1 | Pins 2 | Pins 1 |
          |   (COM2:)   | (COM3:)  |  & 2   |  & 2   |  & 3   |  & 2   |
          |-------------+----------+--------+--------+--------+--------|
          |    2F8h     |   2E8h   | Pins 1 | Pins 1 | Pins 2 | Pins 2 |
          |   (COM2:)   | (COM4:)  |  & 2   |  & 2   |  & 3   |  & 3   |
          |-------------+----------+--------+--------+--------+--------|
          |    3E8h     |   3F8h   | Pins 2 | Pins 1 | Pins 2 | Pins 2 |
          |   (COM3:)   | (COM1:)  |  & 3   |  & 2   |  & 3   |  & 3   |
          |-------------+----------+--------+--------+--------+--------|
          |    3E8h     |   2F8h   | Pins 1 | Pins 2 | Pins 1 | Pins 2 |
          |   (COM3:)   | (COM2:)  |  & 2   |  & 3   |  & 2   |  & 3   |
          |-------------+----------+--------+--------+--------+--------|
          |    3E8h     |   2E8h   | Pins 2 | Pins 1 | Pins 2 | Pins 1 |
          |   (COM3:)   | (COM4:)  |  & 3   |  & 2   |  & 3   |  & 2   |
          |-------------+----------+--------+--------+--------+--------|
          |    2E8h     |   3F8h   | Pins 1 | Pins 2 | Pins 2 | Pins 1 |
          |   (COM4:)   | (COM1:)  |  & 2   |  & 3   |  & 3   |  & 2   |
          |-------------+----------+--------+--------+--------+--------|
          |    2E8h     |   2F8h   | Pins 2 | Pins 2 | Pins 1 | Pins 1 |
          |   (COM4:)   | (COM2:)  |  & 3   |  & 3   |  & 2   |  & 2   |
          |-------------+----------+--------+--------+--------+--------|
          |    2E8h     |   3E8h   | Pins 2 | Pins 2 | Pins 1 | Pins 2 |
          |   (COM4:)   | (COM3:)  |  & 3   |  & 3   |  & 2   |  & 3   |
          |-------------+----------+--------+--------+--------+--------|
          |  Disabled   | Disabled |  N/A   |  N/A   |  Open  |  Open  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              SERIAL PORT INTERRUPT SELECTION               |
          |------------------------------------------------------------|
          |     Port 1      |    Port 2     |           J18            |
          |-----------------+---------------+--------------------------|
          | » |    IRQ4     |     IRQ3      | Pins 1 & 2, 3 & 4 closed |
          |---+-------------+---------------+--------------------------|
          |   |    IRQ3     |     IRQ4      | Pins 1 & 3, 2 & 4 closed |
          +------------------------------------------------------------+