ICL

VALUEPLUS DL-SERIES REV. B

Processor         80486SX/80487SX/80486DX/80486DX2
Processor Speed   25/33/50(internal)/66(internal)MHz
Chip Set          VIA
Max. Onboard DRAM 32MB
Cache             64/128/256KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       PS/2 mouse port, parallel port, serial ports (2), VGA
                  port, VGA feature connector, floppy drive interface, IDE
                  interface, riser slot
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  PS/2 mouse port             CN2      Turbo switch                J19

  Serial port 1               CN3      Turbo LED                   J20

  Serial port 2               CN4      Reset switch                J21

  Parallel port               CN5      Speaker                     J22

  VGA port                    CN6      Power LED & keylock         J23

  Floppy drive interface      CN8      IDE interface LED           J45

  IDE interface               CN9      Riser Card                  SL1

  VGA feature connector       J13

                        USER CONFIGURABLE SETTINGS

                 Function                      Jumper         Position

  »   Monitor type select                        J4             Open
      monochrome/EGA/VGA

      Monitor type select color                  J4            Closed

  »   Factory configured - do not alter          J7             Open

  »   On board VGA enabled                      J10          pins 1 & 2
                                                               closed

      On board VGA disabled                     J10          pins 2 & 3
                                                               closed

  »   Factory configured - do not alter         J12             N/A

  »   Password normal operation                 J25             Open

      Password reset                            J25            Closed

  »   Factory configured - do not alter         JC5             N/A

  »   Floppy drive type select 1.44MB           JF1          pins 2 & 3
                                                               closed

      Floppy drive type select 2.88MB           JF1          pins 1 & 2
                                                               closed

                DRAM CONFIGURATION

      Size            Bank 0           Bank 1

       1MB        (1) 256K x 36         NONE

       2MB        (1) 256K x 36    (1) 256K x 36

       4MB         (1) 1M x 36          NONE

       5MB         (1) 1M x 36     (1) 256K x 36

       8MB         (1) 1M x 36      (1) 1M x 36

      16MB         (1) 4M x 36          NONE

      17MB         (1) 4M x 36     (1) 256K x 36

      20MB         (1) 4M x 36      (1) 1M x 36

      32MB         (1) 4M x 36      (1) 4M x 36

            CACHE CONFIGURATION

     Size          Bank 0        Bank 1

     64KB        (4) 8K x 8    (4) 8K x 8

     128KB       (4) 32K x 8      NONE

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

                          CPU TYPE CONFIGURATION

      Type          J11        JC1         JC2         JC3         JC4

  80486SX PQFP     2 & 3      2 & 3       2 & 3       2 & 3       Open

  80486SX PGA      1 & 2      2 & 3       2 & 3       2 & 3       Open

    80487SX        1 & 2      1 & 2       1 & 2       2 & 3       2 & 3

    80486DX        1 & 2      1 & 2       1 & 2       1 & 2       1 & 2

    80486DX2       1 & 2      1 & 2       1 & 2       1 & 2       1 & 2

  Note: Pins designated should be in the closed position.

         CPU SPEED CONFIGURATION

        Speed                JK1

        25MHz         pins 5 & 6 closed

        33MHz         pins 1 & 2 closed

       50iMHz         pins 5 & 6 closed

       66iMHz         pins 1 & 2 closed