
UNIDENTIFIED

TOP AT I/O PLUS

  Data bus:                  16-bit, ISA

  Size:                      Half-length, full-height card

  Hard drive supported:      Two IDE (AT) interface drives

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

[Image]

                              CONNECTIONS

                    Function                           Location

  40-pin IDE (AT) Interface connector                     J1

  34-pin control cable connector - floppy drive           J2

  10-pin serial port 1                                    J3

  10-pin serial port 2                                    J4

  Game port                                               J5

  Mouse port - PS/2 style                                 J6

  25-pin parallel port                                    J7

  2-pin connector - drive active LED                      J8

                        USER CONFIGURABLE SETTINGS

               Function                    Location           Setting

     Hard drive controller enabled           JP1            Pins 2 & 3
                                                              closed

      Hard drive controller disabled          JP1            Pins 1 & 2
                                                              closed

                        USER CONFIGURABLE SETTINGS

              Function                    Location            Setting

     Mouse port enabled                     JP2             Pins 2 & 3
                                                              closed

      Mouse port disabled                    JP2             Pins 1 & 2
                                                              closed

     Game port enabled                     SW1/1               On

      Game port disabled                    SW1/1               Off

     Serial port 2 enabled                 SW1/2               On

      Serial port 2 disabled                SW1/2               Off

     Serial port 1 enabled                 SW1/3               On

      Serial port 1 disabled                SW1/3               Off

     Floppy drive enabled                  SW1/4               On

      Floppy drive disabled                 SW1/4               Off

     IDE port enabled                      SW1/5               On

      IDE port disabled                     SW1/5               Off

                     MOUSE PORT INTERRUPT SELECT - JP3

       IRQ          Jumper A      Jumper B      Jumper C       Jumper D

        IRQ5         Open          Open          Open          Closed

         IRQ2        Closed         Open          Open           Open

         IRQ3         Open         Closed         Open           Open

         IRQ4         Open          Open         Closed          Open

                        PARALLEL PORT CONFIGURATION

          LPT/Address                  SW1/6                 SW1/7

            LPT1/3BCh                  Off                   On

             LPT2/278h                  On                    Off

             LPT3/378h                  On                    On

             Disabled                   Off                   Off

