SIIG, INC.

I/O EXTENSION-A.3

Card Type               Multi-I/O card
Chip Set                Unidentified
Maximum Onboard Memory  None
I/O Options             game port, parallel port (2), serial ports (2)
Data Bus                8-bit ISA
Floppy drives supported None

[Image]

                                CONNECTIONS

       Purpose            Location          Purpose           Location

  25-pin parallel           CN1         16-pin Game port         CN4
  port

  9-pin serial port         CN2         26-pin Parallel          CN5
  external                              port internal

  10-pin serial port        CN3
  internal

                      PARALLEL PORT INTERRUPT SELECT

            IRQ                     JP2/A                   JP2/B

  »          IRQ7                   Open                   Closed

             IRQ5                  Closed                   Open

                               COM SELECT

    Primary port      Secondary port        SW1/1            SW1/2

      Disable            Disable             Off              Off

        COM1              COM2               Off               On

        COM2              COM3               On               Off

        COM3              COM4               On                On

     ADDRESS SELECT

  Address      SW1/3

  378-37Ah      Off

  278-27Ah      On

                             GAME PORT SELECT

                 Setting                               SW1/4

  »                Enabled                              Off

                   Disabled                              On

         SERIAL PORT 1 INTERRUPT SELECT

   IRQ      JP1/A     JP1/B    JP1/C     JP1/D

   IRQ2    Closed     Open      Open      Open

   IRQ3     Open     Closed     Open      Open

   IRQ4     Open      Open     Closed     Open

   IRQ5     Open      Open      Open     Closed

         SERIAL PORT 2 INTERRUPT SELECT

   IRQ      JP3/A     JP3/B    JP3/C     JP3/D

   IRQ2    Closed     Open      Open      Open

   IRQ3     Open     Closed     Open      Open

   IRQ4     Open      Open     Closed     Open

   IRQ5     Open      Open      Open     Closed

  FACTORY CONFIGURED SETTING

    Jumper         Setting

     JP4/A           N/A

     JP4/B           N/A