
UNIDENTIFIED

B231 286 I/O

Card Type               Multi-I/O card
Chip Set                Unidentified
I/O Options             Game port, Parallel port, Serial ports (2)
Hard Drives supported   None
Floppy drives supported None
Data Bus                8-bit ISA
Card Size               Half-length

[Image]

                                CONNECTIONS

          Function             Label           Function             Label

  Serial Port 1                CN1     Game Port                    CN3

  Serial Port 2                CN2     Parallel Port                CN4

                        USER CONFIGURABLE SETTINGS

                Function                   Label           Position

     Factory configured-do not alter       S1/D         Unidentified

  PARALLEL PORT ADDRESS SELECTION

     Setting             S1/C

  LPT1 (378-37A)         OFF

  LPT2 (278-27A)          ON

                     SERIAL PORT ADDRESS SELECTION

   Serial Port 1      Serial Port 2        S1/A             S1/B

        COM1              COM2             OFF               OFF

        COM2              COM3              ON               OFF

        COM3              COM4              ON               ON

        COM3            Disable            OFF               ON

                     SERIAL PORT 1 INTERRUPT SELECTION

            IRQ                      S2/C                    S2/D

             IRQ4                    On                     Off

              IRQ3                    Off                     On

                     SERIAL PORT 2 INTERRUPT SELECTION

            IRQ                      S2/E                    S2/F

             IRQ4                    Off                     On

              IRQ3                    On                     Off

                     PARALLEL PORT INTERRUPT SELECTION

            IRQ                      S2/A                    S2/B

             IRQ7                    On                     Off

              IRQ5                    Off                     On

