
ABC COMPUTER COMPANY, LTD.

ABCA3291

  Data bus:                  16-bit, ISA

  Size:                      Half-length, full-height card

  Hard drives supported:     Two IDE(AT) drives

  Floppy drives supported:   Two 360KB, 720KB, 1.2MB, or 1.44MB

[Image]

                            CONNECTIONS

                   Function                          Location

  40-pin AT Interface (IDE) connector                  CN1

  2-pin connector-Drive active LED                     CN2

  34-pin control cable connector-floppy drive          CN3

  10-pin serial port (COM2/4) - internal               CN4

  10-pin serial port (COM1/3) - internal               CN5

  15-pin game port - external                          CN6

  25-pin parallel port (LPT1/2) - external             CN7

                        USER CONFIGURABLE SETTINGS

              Function                    Location            Setting

     Floppy drive enabled                   JP1             pins 2 & 3
                                                              closed

      Floppy drive disabled                  JP1             pins 1 & 2
                                                              closed

     Serial Port 1 (CN5) is set to          JP6               open
      COM1

      Serial Port 1 (CN5) is set to          JP6              closed
      COM3

     Serial Port 2 (CN4) is set to          JP7               open
      COM2

      Serial Port 2 (CN4) is set to          JP7              closed
      COM4

     Game Port (CN6) enabled                JP8             pins 2 & 3
                                                              closed

      Game Port (CN6) disabled               JP8             pins 1 & 2
                                                              closed

     Serial Port 2 (CN4) uses IRQ3          JP9             pins 1 & 2
                                                              closed

      Serial Port 2 (CN4) uses IRQ5          JP9             pins 2 & 3
                                                              closed

     Serial Port 1 (CN5) uses IRQ4         JP10             pins 1 & 2
                                                              closed

      Serial Port 1 (CN5) uses IRQ9         JP10             pins 2 & 3
                                                              closed

     Parallel Port (CN7) uses IRQ7         JP11             pins 2 & 3
                                                              closed

      Parallel Port (CN7) uses IRQ5         JP11             pins 1 & 2
                                                              closed

     Hard drive enabled                    JP12             pins 2 & 3
                                                              closed

      Hard drive disabled                   JP12             pins 1 & 2
                                                              closed

                         SERIAL PORT CONFIGURATION

  Serial Port 1 (CN5)    Serial Port 2     Jumper JP2       Jumper JP3
                             (CN4)

         Enabled           Enabled         pins 2 & 3       pins 2 & 3
                                             closed           closed

         Disabled           Enabled         pins 2 & 3       pins 1 & 2
                                             closed           closed

          Enabled          Disabled         pins 1 & 2       pins 2 & 3
                                             closed           closed

         Disabled          Disabled         pins 1 & 2       pins 1 & 2
                                             closed           closed

                 PARALLEL PORT CONFIGURATION

         CN7              Jumper JP4           Jumper JP5

    LPT1 enabled       pins 2 & 3 closed   pins 2 & 3 closed

    LPT2 enabled       pins 1 & 2 closed   pins 2 & 3 closed

      Disabled         pins 1 & 2 closed   pins 1 & 2 closed

