ICL

CX386/cx386s/cx386s25/CX486/CX486(NEW)/CX486S25

Processor     80386SX/80386DX/80486SX/80487SX/80486DX/80486DX2

              (depends on CPU board installed)
Processor     20/25/33/50(internal)/66(internal)MHz (depends on CPU board
Speed         installed)
Chip Set      Symphony/Texas (depends on CPU board installed)
Max. Onboard  16/32MB (depends on CPU board installed)
DRAM
Cache         None
BIOS          ICL
Dimensions    220mm x 180mm
I/O Options   PS/2 mouse port (on CPU board), serial ports (2), parallel
              port, IDE interface, floppy drive interface
NPU Options   4167

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Parallel port               CN1      Floppy drive interface      CN5

  Serial port 2               CN2      Chassis fan power           JP1

  Serial port 1               CN3      IDE interface LED           JP2

  IDE interface               CN4

[Image]

             CONNECTIONS

  Purpose               Location

  PS/2 mouse port         CN1

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Factory configured - do not             T01A             N/A
      alter

  »   Factory configured - do not             W04              N/A
      alter

  »   CMOS memory normal operation            W05           pins 1 & 2
                                                              closed

      CMOS memory clear                       W05           pins 2 & 3
                                                              closed

                            DRAM CONFIGURATION

     Size          Bank 0        Bank 1         Bank 2         Bank 3

      1MB       (2) 256K x 9   (2) 256K x 9      NONE           NONE

     1.5MB      (2) 256K x 9   (2) 256K x 9   (2) 256K x 9      NONE

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

      2MB        (2) 1M x 9       NONE           NONE           NONE

      3MB       (2) 256K x 9   (2) 256K x 9   (2) 1M x 9        NONE

      4MB        (2) 1M x 9    (2) 1M x 9        NONE           NONE

      5MB       (2) 256K x 9   (2) 256K x 9   (2) 1M x 9     (2) 1M x 9

      6MB        (2) 1M x 9    (2) 1M x 9     (2) 1M x 9        NONE

                     DRAM CONFIGURATION (CON’T)

    Size         Bank 0       Bank 1        Bank 2        Bank 3

     8MB       (2) 1M x 9   (2) 1M x 9    (2) 1M x 9    (2) 1M x 9

     8MB       (2) 4M x 9      NONE          NONE          NONE

    10MB       (2) 1M x 9      NONE       (2) 4M x 9       NONE

    12MB       (2) 1M x 9   (2) 1M x 9    (2) 4M x 9       NONE

    16MB       (2) 4M x 9   (2) 4M x 9       NONE          NONE

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  PS/2 mouse port             CN1      Reset switch                JP2

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Factory configured - do not             JP1              N/A
      alter

  »   CMOS memory normal operation            JP3           pins 2 & 3
                                                              closed

      CMOS memory clear                       JP3           pins 1 & 2
                                                              closed

                            DRAM CONFIGURATION

     Size          Bank 0        Bank 1         Bank 2         Bank 3

      1MB       (2) 256K x 9   (2) 256K x 9      NONE           NONE

     1.5MB      (2) 256K x 9   (2) 256K x 9   (2) 256K x 9      NONE

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

      2MB        (2) 1M x 9       NONE           NONE           NONE

      3MB       (2) 256K x 9   (2) 256K x 9   (2) 1M x 9        NONE

      4MB        (2) 1M x 9    (2) 1M x 9        NONE           NONE

      5MB       (2) 256K x 9   (2) 256K x 9   (2) 1M x 9     (2) 1M x 9

      6MB        (2) 1M x 9    (2) 1M x 9     (2) 1M x 9        NONE

                     DRAM CONFIGURATION (CON’T)

    Size         Bank 0       Bank 1        Bank 2        Bank 3

     8MB       (2) 1M x 9   (2) 1M x 9    (2) 1M x 9    (2) 1M x 9

     8MB       (2) 4M x 9      NONE          NONE          NONE

    10MB       (2) 1M x 9      NONE       (2) 4M x 9       NONE

    12MB       (2) 1M x 9   (2) 1M x 9    (2) 4M x 9       NONE

    16MB       (2) 4M x 9   (2) 4M x 9       NONE          NONE

                                                                   [Image]

             CONNECTIONS

  Purpose               Location

  PS/2 mouse port         CN1

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Factory configured - do not             JP1              N/A
      alter

  »   Factory configured - do not              T1              N/A
      alter

  »   CMOS memory normal operation             W1           pins 2 & 3
                                                              closed

      CMOS memory clear                        W1           pins 1 & 2
                                                              closed

           DRAM CONFIGURATION

     Size        Bank 0        Bank 1

     4MB        (4) 1M x 9      NONE

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

     16MB       (4) 4M x 9      NONE

     20MB       (4) 4M x 9   (4) 1M x 9

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

[Image]

             CONNECTIONS

  Purpose               Location

  PS/2 mouse port         CN1

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   CMOS memory normal operation            JP1              Open

      CMOS memory clear                       JP1             Closed

  »   Factory configured - do not             JP2              N/A
      alter

  »   Factory configured - do not              T1              N/A
      alter

           DRAM CONFIGURATION

     Size        Bank 0        Bank 1

     4MB        (4) 1M x 9      NONE

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

     16MB       (4) 4M x 9      NONE

     20MB       (4) 4M x 9   (4) 1M x 9

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

                   NPU CONFIGURATION

            Type                        JP3

        ODP486SX-25          pins 2 & 3, 6 & 7 closed

          80487SX            pins 2 & 3, 6 & 7 closed

[Image]

             CONNECTIONS

  Purpose               Location

  PS/2 mouse port         CN1

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   CMOS memory normal operation            JP1              Open

      CMOS memory clear                       JP1             Closed

  »   Factory configured - do not             JP2              N/A
      alter

  »   Factory configured - do not              T1              N/A
      alter

           DRAM CONFIGURATION

     Size        Bank 0        Bank 1

     4MB        (4) 1M x 9      NONE

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

     16MB       (4) 4M x 9      NONE

     20MB       (4) 4M x 9   (4) 1M x 9

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

                 CPU TYPE CONFIGURATION

            Type                        JP3

          ODP486SX           pins 2 & 3, 6 & 7 closed

          ODPR486            pins 1 & 2, 5 & 6 closed

          80486DX            pins 1 & 2, 5 & 6 closed

          80486DX2           pins 1 & 2, 5 & 6 closed

[Image]

             CONNECTIONS

  Purpose               Location

  PS/2 mouse port         CN1

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Factory configured - do not              J1              N/A
      alter

  »   Factory configured - do not              J2              N/A
      alter

  »   Factory configured - do not              J3              N/A
      alter

  »   Factory configured - do not              J4              N/A
      alter

  »   Factory configured - do not              J5              N/A
      alter

  »   CMOS memory normal operation            J13              Open

      CMOS memory clear                       J13             Closed

           DRAM CONFIGURATION

     Size        Bank 0        Bank 1

     4MB        (4) 1M x 9      NONE

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

     16MB       (4) 4M x 9      NONE

     20MB       (4) 4M x 9   (4) 1M x 9

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