
UNIDENTIFIED

MP611 VL/787VL

  Data bus:                  32-bit VL-bus

  Size:                      Unidentified

  Hard drive supported:      Two IDE(AT) drives

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

          &NBSP;

  DIAGRAM NOT AVAILABLE

            DOC # C0889

                        CONNECTIONS

                Function                      Location

  40-pin IDE(AT) connector                  unidentified

  34-pin cable connector - floppy drive     unidentified

  Serial port 1                             unidentified

  Serial port 2 l                           unidentified

  25-pin parallel port - external           unidentified

  Drive active LED                              JP4

                        USER CONFIGURABLE SETTINGS

               Function                    Location           Setting

     IDE(AT) interface enabled         JP5/Pins 1 & 2        closed

      IDE(AT) interface disabled        JP5/pins 2 & 3        closed

     Factory configured - do not       JP6/pins 1 & 2        closed
      alter

      IDE ID# is bit1                   JP7/pins 1 & 2        closed

      IDE ID# is bit0                   JP8/pins 2 & 3        closed

     RDYRTN# signal source is LRDY#    JP9/pins 2 & 3        closed

      RDYRTN# signal source is          JP9/pins 1 & 2        closed
      CPURDY#

     IDE(AT) IRQ 14 enabled                 JP10             closed

      IDE(AT) IRQ 14 disabled                JP10              open

     Floppy drive interface enabled    JP17/pins 1 & 2       closed

      Floppy drive interface            JP17/pins 2 & 3       closed
      disabled

     Floppy drive address is           JP18/pins 1 & 2       closed
      370-377h

      Floppy drive address is           JP18/pins 2 & 3       closed
      3F0-3F7h

     Parallel port is                       JP19              open
      bi-directional

      Parallel port is                       JP19             closed
      uni-directional

                 SERIAL PORT 1 ADDRESS SELECTION

          COM                  JP14                 JP15

      COM1 (3F8h)        pins 1 & 2 closed    pins 2 & 3 closed

      COM3 (3E8h)        pins 2 & 3 closed    pins 1 & 2 closed

      COM4 (2E8h)        pins 1 & 2 closed    pins 1 & 2 closed

       Disabled          pins 2 & 3 closed    pins 2 & 3 closed

                 SERIAL PORT 2 ADDRESS SELECTION

          COM                  JP11                 JP16

      COM2 (2F8h)        pins 2 & 3 closed    pins 1 & 2 closed

      COM3 (3E8h)        pins 1 & 2 closed    pins 1 & 2 closed

      COM4 (2E8h)        pins 1 & 2 closed    pins 2 & 3 closed

       Disabled          pins 2 & 3 closed    pins 2 & 3 closed

                 PARALLEL PORT ADDRESS SELECTION

          LPT                  JP12                 JP13

      LPT1 (378h)        pins 2 & 3 closed    pins 1 & 2 closed

      LPT2 (278h)        pins 1 & 2 closed    pins 2 & 3 closed

      LPT3 (3BCh)        pins 1 & 2 closed    pins 1 & 2 closed

       Disabled          pins 2 & 3 closed    pins 2 & 3 closed

                   SERIAL PORT 1 INTERRUPT SELECTION

       IRQ          J7/Pins 1 & 9    J7/Pins 2 & 10    J7/Pins 3 & 11

        3               open             closed             open

        4              closed             open              open

        5               open              open             closed

                   SERIAL PORT 2 INTERRUPT SELECTION

       IRQ         J7/Pins 4 & 12    J7/Pins 5 & 13    J7/Pins 6 & 14

        3              closed             open              open

        4               open             closed             open

        5               open              open             closed

           PARALLEL PORT INTERRUPT SELECTION

        IRQ          J7/Pins 7 & 15     J7/Pins 8 & 16

         7               closed             open

         5                open             closed

                       MISCELLANEOUS TECHNICAL NOTES

     JP1 controls wait-state bit2, JP2 controls wait-state bit 1. Exact
                         setting are unidentified.

