ICL

CL486, CL486S/25

Processor         80486SX/80487SX/80486DX/80486DX2
Processor Speed   25/33/50(internal)/66(internal)MHz
Chip Set          Symphony
Max. Onboard DRAM 32MB
Cache             None
BIOS              ICL
Dimensions        430mm x 352mm
I/O Options       Floppy drive interface, IDE interface, parallel port,
                  PS/2 mouse port, serial ports (2), VGA port
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  VGA port                    CN1      Floppy drive interface      CN6

  PS/2 mouse port             CN2      Serial port 2               CN7

  Parallel port               CN3      Chassis fan power           J4

  Serial port 1               CN4      IDE interface LED           J5

  IDE interface               CN5      Riser Card                  SL1

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   On board VGA enabled                     J1           pins 2 & 3
                                                              closed

      On board VGA disbled                     J1           pins 1 & 2
                                                              closed

  »   CMOS memory normal operation             J2              Open

      CMOS memory clear                        J2             Closed

  »   Factory configured - do not              J3              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                        T13

          80486SX            pins 2 & 3, 5 & 6 closed

          80487SX            pins 2 & 3, 5 & 6 closed

          80486DX            pins 1 & 2, 4 & 5 closed

          80486DX2           pins 1 & 2, 4 & 5 closed