
INTERCOMP, INC.

ILC VL3/486

Processor          80386DX/CX486DLC/80486SX/80486DX/80486DX2
Processor Speed    16/20/25/33/40/50/66(Internal)MHz
Chip Set           Intercomp
Max. onboard DRAM  128MB
Cache              64/128/256KB
BIOS               AMI
Dimensions         330mm x 218mm
I/O Options        32-bit VESA local bus slots (2)
NPU Options        80387DX

[Image]

                                CONNECTIONS

  Purpose                  Location     Purpose                 Location

  External battery            P1        Turbo LED                 P16

  Speaker                     P13       Turbo switch              P17

  Power LED & keylock         P14       32-bit VESA local bus      S1
                                        slot

  Reset switch                P15       32-bit VESA local bus      S2
                                        slot

                                      USER CONFIGURABLE SETTINGS

                         Function                               Jumper               Position

     CMOS memory normal operation (Internal Battery)             P2             pins 2 & 3 closed

      CMOS memory normal operation (External Battery)             P2             pins 1 & 2 closed

      CMOS memory clear                                           P2             pins 3 & 4 closed

     80486/50MHz CPU enabled                                     P3                  Closed

      80486/50Mhz CPU disabled                                    P3                   Open

     Factory configured do not alter                             P4                   Open

     Bus type select VESA                                        P7          pins 1 & 2, 3 & 4 open

      Bus type select ISA                                         P7             pins 1 & 2, 3 & 4
                                                                                      closed

     VESA local bus enabled                                      P10            pins 1 & 2 closed

      VESA local bus disabled                                     P10            pins 2 & 3 closed

     Factory configured do not alter                             P12            pins 3 & 6 closed

     NPU disabled                                                P20            pins 2 & 3 closed

      NPU enabled                                                 P20            pins 1 & 2 closed

                            DRAM CONFIGURATION

          Size                    Bank 0                   Bank 1

           1MB                 (4) 256K x 9                 NONE

           2MB                 (4) 256K x 9             (4) 256K x 9

           4MB                  (4) 1M x 9                  NONE

           5MB                 (4) 256K x 9              (4) 1M x 9

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

          16MB                  (4) 4M x 9                  NONE

          17MB                 (4) 256K x 9              (4) 4M x 9

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

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

          64MB                 (4) 16M x 9                  NONE

          65MB                 (4) 256K x 9             (4) 16M x 9

          68MB                  (4) 1M x 9              (4) 16M x 9

          80MB                  (4) 4M x 9              (4) 16M x 9

          128MB                (4) 16M x 9              (4) 16M x 9

  Note: If SIMMs on bank 0 are not present SIMMs located on bank 1 will
  be automatically re-mapped to Bank O.

                            SRAM CONFIGURATION

     Size          Cache         Location          TAG         Dirty bit
                                                                 U38

     64KB        (8) 8K x 8     Banks 0 & 1     (1) 8K x 8   (1) 16K x 4

     128KB       (4) 32K x 8      Bank 0        (1) 8K x 8   (1) 16K x 4

     256KB       (8) 32K x 8    Banks 0 & 1      (1) 32K x   (1) 16K x 4
                                                    8

                         SRAM JUMPER CONFIGURATION

  CACHE Size    Main Memory              P5                    P6

    64KB            16MB         pins 1 & 2, 4 & 5,    pins 1 & 2, 4 & 5
                                    7 & 8 closed             closed

    64KB       > 16MB,  =32MB    pins 1 & 2, 4 & 5,    pins 1 & 2, 4 & 5
                                    7 & 8 closed             closed

    128KB           32MB         pins 2 & 3, 4 & 5,    pins 2 & 3, 4 & 5
                                    8 & 9 closed             closed

    128KB      > 32MB,  =64MB    pins 2 & 3, 4 & 5,    pins 2 & 3, 4 & 5
                                    7 & 8 closed             closed

    256KB           32MB         pins 2 & 3, 5 & 6,    pins 2 & 3, 5 & 6
                                    8 & 9 closed             closed

    256KB      > 32MB,  =64MB    pins 2 & 3, 5 & 6,    pins 2 & 3, 5 & 6
                                    7 & 8 closed             closed

                          CPU SPEED CONFIGURATION

             Speed                      P3                    P19

       80386DX/16/20/25                Open            pins 1 & 5, 2 & 6,
                                                         4 & 8 closed

          80386DX/33                   Open            pins 1 & 5, 3 & 7,
                                                         4 & 8 closed

          CX486DLC/40                  Open            pins 1 & 5, 2 & 6
                                                            closed

          80486SX/20                   Open            pins 2 & 6, 3 & 7
                                                            closed

          80486SX/25                   Open            pins 2 & 6, 4 & 8
                                                            closed

           80486DX25                   Open            pins 2 & 6, 4 & 8
                                                            closed

           80486DX33                   Open            pins 3 & 7, 4 & 8
                                                            closed

           80486DX50                  Closed           pins 3 & 7 closed

          80486DX2/66                  Open            pins 3 & 7, 4 & 8
                                                            closed

                          CPU TYPE CONFIGURATION

      CPU             P10            P11           P18            P21

    80386DX        pins 2 & 3       Open           Open         Closed
                    closed

    80486SX        pins 1 & 2     pins 1 & 2      Closed         Open
                    closed         closed

    80486DX        pins 1 & 2     pins 2 & 3      Closed         Open
                    closed         closed

    80486DX2       pins 1 & 2     pins 2 & 3      Closed         Open
                    closed         closed

