
UNIDENTIFIED

VL-BUS SUPER I/O (NO. 373)

Chipset                 Winbond
Data Bus                32-bit VESA local bus
Card Size               Half height, full length
Hard Drives Supported   Four IDE(AT) devices
Floppy Drives Supported Two 360KB, 720KB, 1.2MB, or 1.44MB drives

[Image]

                                CONNECTIONS

         Function            Label            Function            Label

  40-pin primary IDE(AT)       J1      9-pin serial port 1 -       J5
  connector                            external

  40-pin secondary             J2      10-pin serial port 2 -      J6
  IDE(AT) connector                    internal

  34-pin cable connector       J3      25-pin parallel port -      J7
  - floppy drive                       external

  16-pin game port             J4      2-pin drive active LED     LED1

                        USER CONFIGURABLE SETTINGS

                   Setting                      Label        Position

     VESA local bus speed is 50MHz              JP1         Pins 1 & 2
                                                              closed

      VESA local bus speed is 33MHz              JP1         Pins 2 & 3
                                                              closed

     IDE(AT) interface enabled                  JP1         Pins 4 & 5
                                                              closed

      IDE(AT) interface disabled                 JP1         Pins 5 & 6
                                                              closed

     Floppy drive order is normal (A:, B:)      JP2         Pins 1 & 2
                                                              closed

      Floppy drive order is reversed (B:,        JP2         Pins 2 & 3
      A:)                                                     closed

     Floppy drive interface enabled             JP2         Pins 4 & 5
                                                              closed

      Floppy drive interface disabled            JP2         Pins 5 & 6
                                                              closed

     IDE(AT) secondary IOCHRDY signal           JP3          Closed
      enabled

      IDE(AT) secondary IOCHRDY signal           JP3           Open
      disabled

     IDE(AT) primary IOCHRDY signal enabled     JP4          Closed

      IDE(AT) primary IOCHRDY signal             JP4           Open
      disabled

     Parallel port is unidirectional            JP7          Closed

      Parallel port is bidirectional             JP7           Open

     Game port enabled                          JP8          Closed

      Game port disabled                         JP8           Open

               SERIAL PORT 1 ADDRESS SELECTION

       Setting              JP5/A                JP5/B

    3F8h (COM1:)       Pins 1 & 2 closed   Pins 1 & 2 closed

    3E8h (COM3:)       Pins 2 & 3 closed   Pins 2 & 3 closed

      Disabled         Pins 2 & 3 closed   Pins 1 & 2 closed

               SERIAL PORT 2 ADDRESS SELECTION

       Setting              JP5/C                JP5/D

    2F8h (COM2:)       Pins 1 & 2 closed   Pins 1 & 2 closed

    2E8h (COM4:)       Pins 2 & 3 closed   Pins 2 & 3 closed

      Disabled         Pins 2 & 3 closed   Pins 1 & 2 closed

               PARALLEL PORT ADDRESS SELECTION

       Setting              JP5/E                JP5/F

        3BCh           Pins 2 & 3 closed   Pins 1 & 2 closed

        378h           Pins 1 & 2 closed   Pins 1 & 2 closed

        278h           Pins 2 & 3 closed   Pins 2 & 3 closed

      Disabled         Pins 1 & 2 closed   Pins 2 & 3 closed

    PARALLEL PORT INTERRUPT SELECTION

       Setting               JP7

        IRQ5          Pins 3 & 4 closed

        IRQ7          Pins 1 & 2 closed

