UNIDENTIFIED

A-101 AT I/O CARD

Card Type          Multi I/O card
Chipset/Controller Unknown
I/O Options        Game port, parallel port, serial ports (2)
Maximum DRAM       N/A

[Image]

                            CONNECTIONS

        Purpose          Location         Purpose          Location

  Serial port 2            CN1      Game port                CN3

  Serial port 1            CN2      Parallel port            CN4

                         SERIAL PORT CONFIGURATION

    Port 1 (CN2)        Port 2 (CN1)          S1/A             S1/B

  »       COM1              COM2              Open             Open

          COM2              COM3             Closed            Open

          COM3              COM4             Closed           Closed

          COM3            Disabled            Open            Closed

                       SERIAL PORT INTERRUPT SELECT

       Port 1 (CN2)                 S2/C                    S2/D

  »          IRQ4                  Closed                   Open

             IRQ3                   Open                   Closed

                       SERIAL PORT INTERRUPT SELECT

       Port 2 (CN1)                 S2/E                    S2/F

  »          IRQ3                   Open                   Closed

             IRQ4                  Closed                   Open

  PARALLEL PORT CONFIGURATION

      LPT             S1/C

       1              Open

       2             Closed

                      PARALLEL PORT INTERRUPT SELECT

            IRQ                     S2/A                    S2/B

  »          IRQ7                  Closed                   Open

             IRQ5                   Open                   Closed

  FACTORY CONFIGURED SETTINGS

     Switch         Setting

      S1/D            N/A