
ICL

ERGOPRO E4

Processor     80486SX/80487SX/80486DX/80486DX2/ODP486SX/Pentium Overdrive
Processor     25/33/40/50(internal)/50/66(internal)MHz
Speed
Chip Set      OPTI
Max. Onboard  256MB
DRAM
Max. Cache    64KB/128KB/256KB/1MB
BIOS          ICL
Dimensions    330mm x 218mm
I/O Options   CPU slot, 32-bit VESA local bus slots (2), floppy drive
              interface, IDE interface, SCSI interface (optional),
              parallel port, PS/2 mouse port, serial ports (2)
NPU Options   None

[Image]

                                CONNECTIONS

  Purpose                  Location     Purpose                Location

  IDE interface               J1        Hard drive LED            J7

  Floppy drive                J2        CPU fan                   J8
  interface

  Parallel port               J3        Power LED                 J9

  Serial port 1               J4        External speaker          J10

  Serial port 2               J5        32-bit VESA local     SL9 & SL10
                                        bus slots

  PS/2 mouse port             J6        CPU riser slot           SL11

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

      On-board SCSI disabled                  JP1             Closed

      On-board SCSI enabled                   JP1              Open

      Dallas CMOS chip installed             JP2/A            Closed

      Benchmark CMOS chip installed          JP2/B            Closed

      1 local bus wait state                  JP3           pins 2 & 3
                                                              closed

      0 local bus wait states                 JP3           pins 1 & 2
                                                              closed

      Factory configured - do not             JP3           pins 5 & 6
      alter                                                   closed

      On board speaker enabled                JP4           pins 2 & 3
                                                              closed

      External speaker enabled                JP4           pins 1 & 2
                                                              closed

      Housing type A                          JP5             Closed

      Housing type B                          JP5              Open

      System setup unlocked                   JP6           pins 2 & 3
                                                              closed

      System setup locked                     JP6           pins 1 & 2
                                                              closed

      Reset button enabled                    JP7             Closed

      Reset button disabled                   JP7              Open

                            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

     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) 4M x 36       NONE           NONE           NONE

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

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

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

     28MB       (1) 1M x 36    (1) 1M x 36    (1) 4M x 36    (1) 1M x 36

     28MB       (1) 1M x 36    (1) 4M x 36    (1) 1M x 36    (1) 1M x 36

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

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

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

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

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

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

     52MB       (1) 1M x 36    (1) 4M x 36    (1) 4M x 36    (1) 4M x 36

     52MB       (1) 4M x 36    (1) 4M x 36    (1) 4M x 36    (1) 1M x 36

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

     64MB       (1) 16M x 36      NONE           NONE           NONE

     72MB       (1) 1M x 36    (1) 1M x 36    (1) 16M x 36      NONE

     80MB       (1) 4M x 36    (1) 16M x 36      NONE           NONE

                            DRAM CONFIGURATION

     Size          Bank 0         Bank 1         Bank 2         Bank 3

     84MB        (1) 1M x 36   (1) 4M x 36    (1) 16M x 36       NONE

     84MB        (1) 4M x 36   (1) 16M x 36   (1) 1M x 36        NONE

     88MB        (1) 1M x 36   (1) 1M x 36    (1) 4M x 36    (1) 16M x 36

     88MB        (1) 4M x 36   (1) 16M x 36   (1) 1M x 36    (1) 1M x 36

     96MB        (1) 4M x 36   (1) 4M x 36    (1) 16M x 36       NONE

     96MB        (1) 4M x 36   (1) 16M x 36   (1) 4M x 36        NONE

     100MB       (1) 1M x 36   (1) 4M x 36    (1) 4M x 36    (1) 16M x 36

     100MB       (1) 4M x 36   (1) 16M x 36   (1) 4M x 36    (1) 1M x 36

     112MB       (1) 4M x 36   (1) 4M x 36    (1) 4M x 36    (1) 16M x 36

     112MB       (1) 4M x 36   (1) 16M x 36   (1) 4M x 36    (1) 4M x 36

     128MB       (1) 16M x 36  (1) 16M x 36       NONE           NONE

     132MB       (1) 16M x 36  (1) 16M x 36   (1) 1M x 36        NONE

     136MB       (1) 1M x 36   (1) 1M x 36    (1) 16M x 36   (1) 16M x 36

     136MB       (1) 16M x 36  (1) 16M x 36   (1) 1M x 36    (1) 1M x 36

     144MB       (1) 4M x 36   (1) 16M x 36   (1) 16M x 36       NONE

     144MB       (1) 16M x 36  (1) 16M x 36   (1) 4M x 36        NONE

     148MB       (1) 1M x 36   (1) 4M x 36    (1) 16M x 36   (1) 16M x 36

     148MB       (1) 16M x 36  (1) 16M x 36   (1) 4M x 36    (1) 1M x 36

     160MB       (1) 4M x 36   (1) 4M x 36    (1) 16M x 36   (1) 16M x 36

     160MB       (1) 4M x 36   (1) 16M x 36   (1) 4M x 36    (1) 16M x 36

     160MB       (1) 16M x 36  (1) 16M x 36   (1) 4M x 36    (1) 4M x 36

     192MB       (1) 16M x 36  (1) 16M x 36   (1) 16M x 36       NONE

     208MB       (1) 4M x 36   (1) 16M x 36   (1) 16M x 36   (1) 16M x 36

     208MB       (1) 16M x 36  (1) 16M x 36   (1) 4M x 36    (1) 16M x 36

     256MB       (1) 16M x 36  (1) 16M x 36   (1) 16M x 36   (1) 16M x 36

[Image]

E4 CPU RISER CARD

                CPU SPEED CONFIGURATION

           Speed                        JP1

           25MHz                       Open

           33MHz                 pins 3 & 4 closed

           40MHz                 pins 1 & 2 closed

           50MHz             pins 1 & 2, 3 & 4 closed

           50iMHz                      Open

           66iMHz                pins 3 & 4 closed

               SYSTEM SPEED CONFIGURATION

           Speed                        JP4

           25MHz             pins 1 & 2, 4 & 5 closed

           33MHz             pins 1 & 2, 5 & 6 closed

           40MHz             pins 2 & 3, 4 & 5 closed

           50MHz             pins 2 & 3, 5 & 6 closed

          50i MHz            pins 1 & 2, 4 & 5 closed

          66i MHz            pins 1 & 2, 5 & 6 closed

                        CACHE JUMPER CONFIGURATION

   Size        JP6           JP9            JP15               JP16

   64KB       Open          Open        unidentified       unidentified

  128KB     pins 1 & 2    pins 3 & 4    unidentified       unidentified
             closed        closed

  256KB    pins 1 & 2,   pins 3 & 4,      pins 2 & 3        pins 2 & 3
              3 & 4         5 & 6          closed             closed
             closed        closed

   1MB     All closed    All closed       pins 2 & 3        pins 2 & 3
                                           closed             closed

                      CACHE CONFIGURATION

      Size          Bank 0          Bank 1           TAG

      64KB       unidentified    unidentified    unidentified

     128KB       unidentified    unidentified    unidentified

     256KB        (4) 32K x 8     (4) 32K x 8    unidentified

      1MB        (4) 128K x 8    (4) 128K x 8    unidentified

  Note: The locations of Bank 0 and Bank 1 are unidentified.

