
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

