
ICL

ERGOLITE SL486

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

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  VGA port                    CN1      Chassis fan power           CN7

  Parallel port               CN2      IDE interface               CN8

  Serial port 1               CN3      Floppy drive interface      CN9

  Serial port 2               CN4      External battery            JP4

  PS/2 mouse port             CN5      Riser Card                  SL1

  IDE interface LED           CN6

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Factory configured - do not              J1           pins 2 & 3
      alter                                                   closed

     Password disabled                        J2           pins 2 & 3
                                                              closed

      Password enabled                         J2           pins 1 & 2
                                                              closed

     Factory configured - do not              J3              Open
      alter

     Battery type select internal             J5             Closed

      Battery type select external             J5              Open

     IRQ 14 enabled                           J6             Closed

      IRQ 14 disabled                          J6              Open

     IRQ12 used for mouse                     J7             Closed

      IRQ12 disabled                           J7              Open

     Factory configured - do not              J8             Closed
      alter

     Factory configured - do not              J9             Closed
      alter

     Factory configured - do not             J10             Closed
      alter

     On board VGA enabled                    J11           pins 1 & 2
                                                              closed

      On board VGA disabled                   J11           pins 2 & 3
                                                              closed

     Factory configured - do not             J12           pins 1 & 2
      alter                                                   closed

     Factory configured - do not             J13           pins 1 & 2
      alter                                                   closed

     Factory configured - do not             J14           pins 2 & 3
      alter                                                   closed

     Factory configured - do not             J15           pins 1 & 2
      alter                                                   closed

     80487SX not installed                   J16              Open

      80487SX installed                       J16             Closed

     Factory configured - do not             J18           pins 1 & 2
      alter                                                   closed

     Factory configured - do not             J19           pins 2 & 3
      alter                                                   closed

     Factory configured - do not             J20           pins 1 & 2
      alter                                                   closed

     Factory configured - do not             J21           pins 1 & 2
      alter                                                   closed

     Factory configured - do not             J22           pins 2 & 3
      alter                                                   closed

     Factory configured - do not             J30              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

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

  CPU TYPE CONFIGURATION

    Type          JP17

   80486SX        Open

  ODP486SX       Closed

   80487SX        Open

   80486DX       Closed

  80486DX2       Closed

         CPU SPEED CONFIGURATION

        Speed                CN11

        25MHz                Open

        33MHz         pins 5 & 6 closed

       66iMHz         pins 5 & 6 closed

