DIVERSIFIED TECHNOLOGIES

MBC1013

Processor       80486SX/80487SX/80486DX/ODP486SX/80486DX2
Processor Speed 20/25/33/40/50(internal)/50/66(internal)MHz
Chip Set        Intel
Max. Onboard    32MB
DRAM
Cache           64/128/256KB
BIOS            ETI
Dimensions      330mm x 218mm
I/O Options     Floppy drive interface, IDE interface, parallel port,
                serial ports (2), VGA port
NPU Options     4167

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Power LED & keylock         J1       External battery            J7

  Speaker                     J2       Floppy drive interface      J11

  Turbo switch                J3       Serial port 2               J12

  Reset switch                J4       IDE interface               J13

  Turbo LED                   J5       VGA port                    J14

  IDE interface LED           J6       Serial port 1               J15

                        USER CONFIGURABLE SETTINGS

                 Function                      Jumper        Position

  »   Monitor type select color                 E17           Closed

      Monitor type select monochrome            E17            Open

  »   Battery select internal                   E19          pins 1 & 2
                                                              closed

      Battery select external                   E19          pins 2 & 3
                                                              closed

      CMOS memory clear                         E19            Open

  »   Floppy drive speed select single          E20            Open

      Floppy drive speed select dual            E20           Closed

  »   Floppy drive interface write              E21           Closed
      pre-compensation select normal

      Floppy drive interface write              E21            Open
      pre-compensation select alternate

  »   Factory configured - do not alter         E22          pins 1 & 2
                                                              closed

  »   Factory configured - do not alter         E23          pins 2 & 3
                                                              closed

  »   Factory configured - do not alter         E24            Open

  »   Factory configured - do not alter         E25          pins 1 & 2
                                                              closed

  »   Factory configured - do not alter         E26          pins 1 & 2
                                                              closed

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

      1MB         (4) 256K x 9       NONE

      2MB         (4) 256K x 9   (4) 256K x 9

      4MB         (4) 1M x 9         NONE

      8MB         (4) 1M x 9      (4) 1M x 9

      16MB        (4) 4M x 9         NONE

      32MB        (4) 4M x 9      (4) 4M x 9

                            CACHE CONFIGURATION

    Size      Bank 0     Bank 1     TAG (U4)    TAG (U5)        Dirty
                                                              Bit(U15)

    64KB      (4) 8K x   (4) 8K x   (1) 8K x      NONE       (1) 64K x 1
                 8          8          8

   128KB      (4) 32K     NONE      (1) 8K x      NONE       (1) 64K x 1
                x 8                    8

   256KB      (4) 32K    (4) 32K    (1) 8K x    (1) 8K x     (1) 64K x 1
                x 8        x 8         8           8

                        CACHE JUMPER CONFIGURATION

  Cache Size        E1             E3             E4              E5

     64KB          Open           Open        pins 2 & 3         Open
                                                closed

    128KB         Closed         Closed       pins 1 & 2         Open
                                                closed

    256KB         Closed         Closed       pins 2 & 3        Closed
                                                closed

                     CPU SPEED CONFIGURATION

   Speed       E10        E11        E12        E13       E14

   20MHz     Closed      Open       Open       Open       Open

   25MHz      Open      Closed      Open       Open       Open

   33MHz      Open       Open      Closed      Open       Open

   40MHz      Open       Open       Open      Closed      Open

  50iMHz      Open      Closed      Open       Open       Open

   50MHz      Open       Open       Open       Open      Closed

  66iMHz      Open       Open      Closed      Open       Open

                          CPU TYPE CONFIGURATION

       Type                E2                 E6                E7

      80486SX           pins 2 & 3           Open              Open
                         closed

      80487SX           pins 1 & 2        pins 2 & 3          Closed
                         closed             closed

     ODP486SX           pins 1 & 2        pins 2 & 3          Closed
                         closed             closed

      80486DX           pins 1 & 2        pins 1 & 2          Closed
                         closed             closed

     80486DX2           pins 1 & 2        pins 1 & 2          Closed
                         closed             closed

                          VGA PORT CONFIGURATION

        Setting                E8              E27              E28

  »   VGA port enabled     pins 1 & 2       pins 2 & 3       pins 2 & 3
                             closed          closed           closed

          VGA port         pins 2 & 3       pins 1 & 2       pins 1 & 2
          disabled           closed          closed           closed

  PARALLEL PORT CONFIGURATION

    IRQ       E15        E16

   IRQ7      Closed     Open

   IRQ5       Open     Closed