
ICL

ERGOPRO C4/D4 P-SERIES

Processor         80486SX/80486DX2
Processor Speed   33/50(internal)/66(internal)MHz
Chip Set          OPTI
Max. Onboard DRAM 64MB
Cache             256KB
BIOS              ICL
Dimensions        330mm x 218mm
I/O Options       PS/2 mouse port, parallel port, serial port, VGA port
                  VGA feature connector, floppy drive interfaces (2), IDE
                  interfaces (2) AUI port, 10 base T port, riser slot
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  VGA port                   CN1       Floppy drive               CN9
                                       interface

  PS/2 mouse port            CN2       Floppy drive               CN10
                                       interface

  Parallel port              CN3       IDE interface              CN11

  AUI port                   CN4       Cache connector            CN12

  10 base T port             CN5       Chassis fan power           J1

  VGA feature connector      CN6       Front panel connector       J2

  Serial port                CN7       IDE interface LED           J3

  IDE interface              CN8       Riser Card               SL1 & SL2

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     System normal operation                 JP1        pins 1 & 2 open

      System reset                            JP1           pins 1 & 2
                                                              closed

     CMOS memory normal operation            JP1        pins 3 & 4 open

      CMOS memory clear                       JP1           pins 3 & 4
                                                              closed

     On board VGA enabled                    JP1        pins 5 & 6 open

      On board VGA disabled                   JP1           pins 5 & 6
                                                              closed

     System lock disabled                    JP1          pins 11 & 12
                                                              closed

      System lock enabled                     JP1           pins 9 & 10
                                                              closed

     Boot block disabled                     JP1          pins 13 & 14
                                                               open

      Boot block disabled                     JP1          pins 13 & 14
                                                              closed

     Bank plane type select ISA              JP2           pins 5 & 6
                                                              closed

      Bank plane type select ISA/PCI          JP2        pins 5 & 6 open

     Factory configured - do not             JP2        pins 1 & 2 open
      alter

     Factory configured - do not             JP2        pins 3 & 4 open
      alter

                           DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2        Bank 3

     4MB        (1) 1M x 36       NONE           NONE          NONE

     8MB        (1) 1M x 36   (1) 1M x 36        NONE          NONE

     8MB        (1) 2M x 36       NONE           NONE          NONE

     12MB       (1) 1M x 36   (1) 2M x 36        NONE          NONE

     12MB       (1) 1M x 36   (1) 1M x 36    (1) 1M x 36       NONE

     16MB       (1) 1M x 36   (1) 1M x 36    (1) 1M x 36    (1) 1M x 36

     16MB       (1) 1M x 36   (1) 1M x 36    (1) 2M x 36       NONE

     16MB       (1) 2M x 36   (1) 2M x 36        NONE          NONE

     16MB       (1) 4M x 36       NONE           NONE          NONE

     20MB       (1) 1M x 36   (1) 4M x 36        NONE          NONE

     20MB       (1) 1M x 36   (1) 4M x 36        NONE          NONE

     24MB       (1) 1M x 36   (1) 1M x 36    (1) 2M x 36    (1) 2M x 36

     24MB       (1) 1M x 36   (1) 1M x 36    (1) 4M x 36       NONE

     24MB       (1) 2M x 36   (1) 2M x 36    (1) 2M x 36       NONE

     28MB       (1) 1M x 36   (1) 2M x 36    (1) 2M x 36    (1) 2M x 36

     32MB       (1) 2M x 36   (1) 2M x 36    (1) 2M x 36    (1) 2M x 36

     32MB       (1) 2M x 36   (1) 2M x 36    (1) 4M x 36       NONE

     32MB       (1) 4M x 36   (1) 4M x 36        NONE          NONE

     40MB       (1) 1M x 36   (1) 1M x 36    (1) 4M x 36    (1) 4M x 36

     48MB       (1) 2M x 36   (1) 2M x 36    (1) 4M x 36    (1) 4M x 36

     48MB       (1) 4M x 36   (1) 4M x 36    (1) 4M x 36       NONE

     64MB       (1) 4M x 36   (1) 4M x 36    (1) 4M x 36    (1) 4M x 36

        CACHE CONFIGURATION

       Size             CN12

      256KB        Card installed

         CPU SPEED CONFIGURATION

        Speed                JP1

        33MHz         pins 7 & 8 closed

       50iMHz          pins 7 & 8 open

       66iMHz          pins 7 & 8 open

                VRAM CONFIGURATION

      Size            Bank 0           Bank 1

       1MB        (2) 256K x 16         NONE

       2MB        (2) 256K x 16    (2) 256K x 16

