
ADVANCED LOGIC RESEARCH, INC.

EVOLUTION IV ST

Device Type Mainboard
Processor   80486SX/80486DX/80486DX2/80486DX4
Processor   25/33/50(internal)/66(internal)/75(internal)/100(internal)MHz
Speed
Chip Set    Unidentified
Video Chip  None
Set
Maximum     128MB
Onboard
Memory
Maximum     None
Video
Memory
Cache       256KB
BIOS        Phoenix
Dimensions  330mm x 218mm
I/O Options 32-bit PCI slots (3), floppy drive interface, IDE interface,
            parallel port, PS/2 mouse port, PS/2 mouse interface, serial
            ports (2), cache slot
NPU Options None

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                 Location

  Speaker                      C1       Parallel port             CN4

  IDE interface LED            C2       Serial port 2             CN5

  Chassis fan power            C3       Serial port 1             CN6

  Front panel connector        C4       Reset switch              JP10

  PS/2 mouse port             CN1       32-bit PCI slots        PC1  PC3

  IDE interface               CN2       3.3v power                PW1

  Floppy drive interface      CN3       Cache slot                SL1

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     CMOS memory normal operation            JP1           Pins 1 & 2
                                                              closed

      CMOS memory clear                       JP1           Pins 2 & 3
                                                              closed

                           SIMM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2        Bank 3

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

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

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

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

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

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

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

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

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

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

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

     20MB       (1) 2M x 36   (1) 1M x 36    (1) 1M x 36    (1) 1M x 36

     20MB       (1) 1M x 36   (1) 2M x 36    (1) 2M x 36       None

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

     24MB       (1) 4M x 36   (1) 2M x 36        None          None

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

     24MB       (1) 2M x 36   (1) 4M x 36        None          None

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

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

     32MB       (1) 8M x 36       None           None          None

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

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

                       SIMM CONFIGURATION (CONT)

     Size         Bank 0         Bank 1         Bank 2        Bank 3

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

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

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

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

     40MB       (1) 8M x 36   (1) 1M x 36    (1) 1M x 36       None

     40MB       (1) 8M x 36   (1) 2M x 36        None          None

     40MB       (1) 4M x 36   (1) 2M x 36    (1) 2M x 36    (1) 2M x 36

     40MB       (1) 2M x 36   (1) 4M x 36    (1) 4M x 36       None

     40MB       (1) 2M x 36   (1) 8M x 36        None          None

     44MB       (1) 8M x 36   (1) 1M x 36    (1) 1M x 36    (1) 1M x 36

     48MB       (1) 8M x 36   (1) 2M x 36    (1) 2M x 36       None

     48MB       (1) 8M x 36   (1) 4M x 36        None          None

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

     48MB       (1) 4M x 36   (1) 8M x 36        None          None

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

     56MB       (1) 8M x 36   (1) 2M x 36    (1) 2M x 36    (1) 2M x 36

     56MB       (1) 2M x 36   (1) 4M x 36    (1) 4M x 36    (1) 4M x 36

     64MB       (1) 8M x 36   (1) 4M x 36    (1) 4M x 36       None

     64MB       (1) 8M x 36   (1) 8M x 36        None          None

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

     68MB       (1) 1M x 36   (1) 8M x 36    (1) 8M x 36       None

     72MB       (1) 2M x 36   (1) 8M x 36    (1) 8M x 36       None

     80MB       (1) 8M x 36   (1) 4M x 36    (1) 4M x 36    (1) 4M x 36

     80MB       (1) 4M x 36   (1) 8M x 36    (1) 8M x 36       None

     96MB       (1) 8M x 36   (1) 8M x 36    (1) 8M x 36       None

    100MB       (1) 1M x 36   (1) 8M x 36    (1) 8M x 36    (1) 8M x 36

    104MB       (1) 2M x 36   (1) 8M x 36    (1) 8M x 36    (1) 8M x 36

    112MB       (1) 4M x 36   (1) 8M x 36    (1) 8M x 36    (1) 8M x 36

    128MB       (1) 8M x 36   (1) 8M x 36    (1) 8M x 36    (1) 8M x 36

                CACHE CONFIGURATION

           Size                      SL1

           None                 Not installed

          256KB            256KB module installed

                     CPU SPEED SELECTION

        Speed                JP13                 JP16

        25MHz          Pins 2 & 3 closed   Pins 2 & 3 closed

        33MHz          Pins 1 & 2 closed   Pins 2 & 3 closed

       50iMHz          Pins 2 & 3 closed   Pins 2 & 3 closed

       66iMHz          Pins 1 & 2 closed   Pins 2 & 3 closed

       75iMHz          Pins 2 & 3 closed   Pins 2 & 3 closed

       100iMHz         Pins 1 & 2 closed   Pins 2 & 3 closed

        CPU TYPE SELECTION

    Type       JP22        JP23

  80486SX      Open       Closed

  80486DX      Open       Closed

  80486DX2    Closed      Closed

  80486DX4    Closed      Closed

