
MODULAR CIRCUIT TECHNOLOGY

MCT-VIO

  Data bus:                32-bit, VL-bus

  Size:                    Three/quarter-length, full-height card

  Hard drive supported:    Two IDE (AT) interface drives

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

[Image]

                              CONNECTIONS

                    Function                           Location

  9-pin serial port - external                            CN1

  25-pin parallel port - external                         CN2

  40-pin IDE (AT) Interface connector                     JP4

  34-pin control cable connector - floppy drive           JP6

  10-pin serial port - internal                           JP8

  16-pin game port - internal                             JP9

  4-pin connector - drive active LED                     JP20

                        USER CONFIGURABLE SETTINGS

                Function                     Location         Setting

     Floppy drive enable                       J1           pins 2 & 3
                                                               closed

     Floppy drive disable                      J1           pins 1 & 2
                                                               closed

     IDE address is 1F0-1F7                    J2           pins 2 & 3
                                                               closed

     IDE address is 170-177                    J2           pins 1 & 2
                                                               closed

     Floppy drive designation normal           J3           pins 2 & 3
                                                               closed

     Floppy drive designation change           J3           pins 1 & 2
                                                               closed

     IDE controller enable                     J4           pins 2 & 3
                                                               closed

     IDE controller disable                    J4           pins 1 & 2
                                                               closed

     IDE I/O address is 1F0-1F7,               J5           pins 2 & 3
      3F0-3F7                                                  closed

     IDE I/O address is 170-177,               J5           pins 1 & 2
      370-377                                                  closed

     Game port enable                         J12           pins 2 & 3
                                                               closed

     Game port disable                        J12           Pins 1 & 2
                                                               closed

     1 IDE drive installed                    JP5             closed

     2 IDE drives installed                   JP5              open
      (master/slave)

     Printer port as bi-directional           JP7             closed

     Printer port as uni-directional          JP7              open

     IDE(AT) interrupt select IRQ 14          JP10            closed

     IRQ 14 disabled                          JP10             open

     COM2 or COM4 interrupt select            JP11            closed
      IRQ 3

     IRQ 3 disabled                           JP11             open

     COM1 or COM3 interrupt select            JP12            closed
      IRQ 4

     IRQ 4 disabled                           JP12             open

     FDC interrupt select IRQ 6               JP13            closed

     IRQ 6 disabled                           JP13             open

     IRQ 5 disabled                           JP14             open

     LPT interrupt select IRQ 5               JP14            closed

     LPT interrupt select IRQ 7               JP15            closed

     IRQ 7 disabled                           JP15             open

     Factory configured - do not              JP16             N/A
      alter

     Factory configured - do not              JP18             N/A
      alter

                        PARALLEL PORT CONFIGURATION

                LPT                        J6                  J7

            LPT1 (378-37F)         pins 2 & 3 closed   pins 2 & 3 closed

            LPT2 (278-27F)         pins 1 & 2 closed   pins 1 & 2 closed

            LPT3 (3BC-3BE)         pins 2 & 3 closed   pins 1 & 2 closed

               Disabled            pins 1 & 2 closed   pins 2 & 3 closed

                        SERIAL PORT 1 CONFIGURATION

                COM                        J8                  J9

            COM1 (3F8-3FF)         pins 2 & 3 closed   pins 2 & 3 closed

            COM3 (3E8-3EF)         pins 1 & 2 closed   pins 1 & 2 closed

            COM4 (2E8-2EF)         pins 2 & 3 closed   pins 1 & 2 closed

               Disabled            pins 1 & 2 closed   pins 2 & 3 closed

                        SERIAL PORT 2 CONFIGURATION

                COM                        J10                 J11

            COM2 (2F8-2FF)         pins 2 & 3 closed   pins 2 & 3 closed

            COM4 (2E8-2EF)         pins 1 & 2 closed   pins 1 & 2 closed

            COM3 (3E8-3EF)         pins 2 & 3 closed   pins 1 & 2 closed

               Disable             pins 1 & 2 closed   pins 2 & 3 closed

                          VESA /ISA CONFIGURATION

              Mode                       J15                  JP17

               VESA              pins 2 & 3 closed           open

                ISA              pins 1 & 2 closed          closed

                          IDE WAIT STATE CONTROL

     IDE Wait State Control              J16                  J17

        50MHz VL bus clock       pins 2 & 3 closed    pins 2 & 3 closed

        25MHz VL bus clock       pins 1 & 2 closed    pins 1 & 2 closed

        33MHz VL bus clock       pins 2 & 3 closed    pins 1 & 2 closed

        40MHz VL bus clock       pins 1 & 2 closed    pins 2 & 3 closed

                       MISCELLANEOUS TECHNICAL NOTES

   50MHz is not part of the VESA standard and may not be compatible with
                               some systems.

