
FIRST INTERNATIONAL COMPUTER, INC.

486-PIO-2

Processor  80486SX/CX486DX/SL80486DX/UMCU5SD/UMCU5S/UMCU5SLV/CX484DX2/
           (SL)AM486DX2/AM486DX2/SL80486DX2/(SL)AM486DX4/AM486DX4/CXM1/
           80486DX4/P24D/P24S/Pentium Overdrive
Processor  25/33/40/50(internal)/50/66(internal)/75(internal)/80(internal)/
Speed      100(internal)MHz
Chip Set   VIA
Max.       128MB
Onboard
DRAM
Cache      128/256/512KB
BIOS       Award
Dimensions 330mm x 218mm
I/O        Parallel port, serial ports (2), 32-bit PCI slots (4), floppy
Options    drive interface, IDE interfaces (2)
NPU        None
Options

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  Floppy drive interface     CN1       External battery            J6

  Parallel port              CN2       Green PC connector          J7

  Serial port 2              CN3       Chassis fan power           J8

  Serial port 1              CN4       Power LED & keylock         J9

  IDE interface 2            CN5       Speaker                    J10

  IDE interface 1            CN6       Reset switch               J11

  IDE interface LED           J3       Turbo switch               J12

  Green PC LED                J4       Turbo LED                  J13

  Outlet connector            J5       32-bit PCI slots         PC1 - PC4

                        USER CONFIGURABLE SETTINGS

                 Function                      Jumper         Position

     Monitor type select                        J1             Open
      monochrome/EGA/VGA

      Monitor type select CGA                    J1            Closed

     CMOS memory normal operation               J2             Open

      CMOS memory clear                          J2            Closed

                            DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2         Bank 3

     1MB        (1) 256K x        NONE           NONE           NONE
                    36

     1MB           NONE        (1) 256K x        NONE           NONE
                                   36

     1MB           NONE           NONE        (1) 256K x        NONE
                                                  36

     2MB        (1) 256K x     (1) 256K x        NONE           NONE
                    36             36

     2MB        (1) 256K x        NONE        (1) 256K x        NONE
                    36                            36

     2MB           NONE           NONE        (1) 256K x    (1) 256K x 36
                                                  36

     2MB           NONE        (1) 256K x     (1) 256K x        NONE
                                   36             36

     3MB        (1) 256K x     (1) 256K x     (1) 256K x        NONE
                    36             36             36

     3MB           NONE        (1) 256K x     (1) 256K x    (1) 256K x 36
                                   36             36

     3MB        (1) 256K x        NONE        (1) 256K x    (1) 256K x 36
                    36                            36

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

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

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

     4MB        (1) 256K x     (1) 256K x     (1) 256K x    (1) 256K x 36
                    36             36             36

     5MB        (1) 256K x    (1) 1M x 36        NONE           NONE
                    36

     5MB        (1) 256K x        NONE       (1) 1M x 36        NONE
                    36

     5MB       (1) 1M x 36     (1) 256K x        NONE           NONE
                                   36

     5MB       (1) 1M x 36        NONE        (1) 256K x        NONE
                                                  36

     5MB           NONE        (1) 256K x    (1) 1M x 36        NONE
                                   36

     5MB           NONE       (1) 1M x 36     (1) 256K x        NONE
                                                  36

     6MB        (1) 256K x     (1) 256K x    (1) 1M x 36        NONE
                    36             36

     6MB        (1) 256K x    (1) 1M x 36     (1) 256K x        NONE
                    36                            36

     6MB       (1) 1M x 36     (1) 256K x     (1) 256K x        NONE
                                   36             36

     6MB           NONE       (1) 1M x 36     (1) 256K x    (1) 256K x 36
                                                  36

     6MB       (1) 1M x 36        NONE        (1) 256K x    (1) 256K x 36
                                                  36

                        DRAM CONFIGURATION (CONT)

     Size         Bank 0         Bank 1         Bank 2         Bank 3

     7MB        (1) 256K x    (1) 1M x 36     (1) 256K x    (1) 256K x 36
                    36                            36

     7MB       (1) 1M x 36     (1) 256K x     (1) 256K x    (1) 256K x 36
                                   36             36

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

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

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

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

     9MB        (1) 256K x    (1) 1M x 36    (1) 1M x 36        NONE
                    36

     9MB       (1) 1M x 36     (1) 256K x    (1) 1M x 36        NONE
                                   36

     9MB       (1) 1M x 36    (1) 1M x 36     (1) 256K x        NONE
                                                  36

     9MB           NONE        (1) 256K x    (1) 1M x 36     (1) 1M x 36
                                   36

     9MB        (1) 256K x        NONE       (1) 1M x 36     (1) 1M x 36
                    36

     10MB       (1) 256K x     (1) 256K x    (1) 1M x 36     (1) 1M x 36
                    36             36

     10MB      (1) 1M x 36    (1) 1M x 36     (1) 256K x    (1) 256K x 36
                                                  36

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

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

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

     13MB       (1) 256K x    (1) 1M x 36    (1) 1M x 36     (1) 1M x 36
                    36

     13MB      (1) 1M x 36     (1) 256K x    (1) 1M x 36     (1) 1M x 36
                                   36

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

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

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

     17MB       (1) 256K x    (1) 4M x 36        NONE           NONE
                    36

     17MB       (1) 256K x        NONE       (1) 4M x 36        NONE
                    36

     17MB          NONE        (1) 256K x    (1) 4M x 36        NONE
                                   36

     17MB          NONE       (1) 4M x 36     (1) 256K x        NONE
                                                  36

     18MB       (1) 256K x     (1) 256K x    (1) 4M x 36        NONE
                    36             36

     18MB       (1) 256K x    (1) 4M x 36     (1) 256K x        NONE
                    36                            36

     18MB          NONE       (1) 4M x 36     (1) 256K x    (1) 256K x 36
                                                  36

     19MB       (1) 256K x    (1) 4M x 36     (1) 256K x    (1) 256K x 36
                    36                            36

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

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

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

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

     21MB       (1) 256K x    (1) 1M x 36    (1) 4M x 36        NONE
                    36

     21MB       (1) 256K x    (1) 4M x 36    (1) 1M x 36        NONE
                    36

     21MB      (1) 1M x 36     (1) 256K x    (1) 4M x 36        NONE
                                   36

     21MB      (1) 1M x 36    (1) 4M x 36     (1) 256K x        NONE
                                                  36

     22MB      (1) 1M x 36    (1) 4M x 36     (1) 256K x    (1) 256K x 36
                                                  36

     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

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

     25MB       (1) 256K x    (1) 4M x 36    (1) 1M x 36     (1) 1M x 36
                    36

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

     33MB       (1) 256K x    (1) 4M x 36    (1) 4M x 36        NONE
                    36

                        DRAM CONFIGURATION (CONT)

     Size          Bank 0        Bank 1         Bank 2         Bank 3

     33MB           NONE        (1) 256K x    (1) 4M x 36    (1) 4M x 36
                                   36

     33MB        (1) 256K x       NONE        (1) 4M x 36    (1) 4M x 36
                     36

     34MB        (1) 256K x     (1) 256K x    (1) 4M x 36    (1) 4M x 36
                     36            36

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

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

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

     37MB        (1) 256K x    (1) 1M x 36    (1) 4M x 36    (1) 4M x 36
                     36

     37MB       (1) 1M x 36     (1) 256K x    (1) 4M x 36    (1) 4M x 36
                                   36

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

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

     49MB        (1) 256K x    (1) 4M x 36    (1) 4M x 36    (1) 4M x 36
                     36

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

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

     65MB        (1) 256K x    (1) 16M x 36      NONE           NONE
                     36

     65MB        (1) 256K x    (1) 8M x 36    (1) 8M x 36       NONE
                     36

     66MB        (1) 256K x     (1) 256K x    (1) 8M x 36    (1) 8M x 36
                     36            36

     66MB        (1) 256K x     (1) 256K x    (1) 8M x 36    (1) 8M x 36
                     36            36

     66MB       (1) 8M x 36    (1) 8M x 36     (1) 256K x   (1) 256K x 36
                                                  36

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

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

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

     69MB        (1) 256K x    (1) 8M x 36    (1) 1M x 36    (1) 8M x 36
                     36

     69MB        (1) 256K x    (1) 1M x 36    (1) 8M x 36    (1) 8M x 36
                     36

     69MB       (1) 1M x 36     (1) 256K x    (1) 8M x 36    (1) 8M x 36
                                   36

     69MB       (1) 1M x 36    (1) 8M x 36     (1) 256K x    (1) 8M x 36
                                                  36

     72MB       (1) 1M x 36    (1) 1M x 36    (1) 8M x 36    (1) 8M x 36

     72MB       (1) 1M x 36    (1) 8M x 36    (1) 1M x 36    (1) 8M x 36

     72MB       (1) 8M x 36    (1) 8M x 36    (1) 1M x 36    (1) 1M x 36

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

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

     81MB        (1) 256K x    (1) 4M x 36    (1) 8M x 36    (1) 8M x 36
                     36

     81MB        (1) 256K x    (1) 8M x 36    (1) 4M x 36    (1) 8M x 36
                     36

     84MB       (1) 1M x 36    (1) 4M x 36    (1) 8M x 36    (1) 8M x 36

     84MB       (1) 1M x 36    (1) 8M x 36    (1) 4M x 36    (1) 8M x 36

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

     97MB        (1) 256K x    (1) 8M x 36    (1) 8M x 36    (1) 8M x 36
                     36

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

              CACHE CONFIGURATION

      Size          Bank 0           TAG

     128KB        (4) 32K x 8     (1) 8K x 8

     256KB        (4) 64K x 8    (1) 32K x 8

     512KB        (4) 128K x 8   (1) 32K x 8

                  CACHE JUMPER CONFIGURATION

        Size                 JS1                  JS2

        128KB          pins 1 & 2 closed   pins 1 & 2 closed

        256KB          pins 2 & 3 closed   pins 1 & 2 closed

        512KB          pins 2 & 3 closed   pins 2 & 3 closed

                          CPU TYPE CONFIGURATION

      Type            JC1         JC2       JC3       JC4         JC5

     80486SX         Open        Open      2 & 3     2 & 3        Open

     CX486DX         Open        Open      1 & 2     1 & 2        Open

    SL80486DX        Open        2 & 3     1 & 2     1 & 2        Open

    UMC U5SD         Open        Open      1 & 2     1 & 2        Open

  UMC U5S/U5SLV      Open        Open      2 & 3     2 & 3        Open

    CX486DX2         Open        Open      1 & 2     1 & 2        Open

   SL AM486DX2       Open        2 & 3     1 & 2     1 & 2        Open

    AM486DX2        Closed       Open      1 & 2     1 & 2        Open

   SL80486DX2        Open        2 & 3     1 & 2     1 & 2        Open

   SL AM486DX4       Open        1 & 2     1 & 2     1 & 2        Open

    AM486DX4         Open        Open      1 & 2     1 & 2        Open

      CXM1           Open        1 & 2     1 & 2     1 & 2        Open

    80486DX4         Open        1 & 2     1 & 2     1 & 2        Open

  80486DX4 (2x)      Open        2 & 3     1 & 2     1 & 2        Open

  80486DX4 (3x)      Open        1 & 2     1 & 2     1 & 2        Open

    P24D (WB)        Open        1 & 2     1 & 2     1 & 2        Open

    P24D (WT)       Closed       1 & 2     1 & 2     1 & 2        Open

      P24S           Open        2 & 3     1 & 2     1 & 2        Open

    P24T (WB)        Open        1 & 2     1 & 2     1 & 2       Closed

    P24T (WT)       Closed       1 & 2     1 & 2     1 & 2       Closed

  Note: Pins designated should be in the closed position.

                      CPU TYPE CONFIGURATION (CONT)

       Type               RNA                RNC               RNI

      80486SX        Not installed      Not installed       pins 1 - 5
                                                              closed

      CX486DX        Not installed        Installed       Not installed

     SL80486DX       Not installed      Not installed       pins 1 - 5
                                                              closed

     UMC U5SD          Installed        Not installed     Not installed

   UMC U5S/U5SLV       Installed        Not installed     Not installed

     CX486DX2        Not installed        Installed       Not installed

    SL AM486DX2      Not installed      Not installed       pins 6 - 10
                                                              closed

     AM486DX2          Installed        Not installed     Not installed

    SL80486DX2       Not installed      Not installed       pins 1 - 5
                                                              closed

    SL AM486DX4      Not installed      Not installed       pins 6 - 10
                                                              closed

     AM486DX4          Installed        Not installed     Not installed

       CXM1          Not installed      Not installed       pins 6 - 10
                                                              closed

     80486DX4        Not installed      Not installed       pins 1 - 5
                                                              closed

   80486DX4 (2x)     Not installed      Not installed       pins 1 - 5
                                                              closed

   80486DX4 (3x)     Not installed      Not installed       pins 1 - 5
                                                              closed

     P24D (WB)       Not installed      Not installed       pins 1 - 5
                                                              closed

     P24D (WT)       Not installed      Not installed       pins 1 - 5
                                                              closed

       P24S          Not installed      Not installed       pins 1 - 5
                                                              closed

     P24T (WB)       Not installed      Not installed       pins 1 - 5
                                                              closed

     P24T (WT)       Not installed      Not installed       pins 1 - 5
                                                              closed

                          CPU SPEED CONFIGURATION

     Speed          JK1            JK2            JK3            JK4

     25MHz       pins 2 & 3     pins 1 & 2     pins 2 & 3     pins 1 & 2
                   closed         closed        closed          closed

     33MHz       pins 2 & 3     pins 2 & 3     pins 1 & 2     pins 1 & 2
                   closed         closed        closed          closed

     40MHz       pins 1 & 2     pins 1 & 2     pins 2 & 3     pins 1 & 2
                   closed         closed        closed          closed

    50iMHz       pins 2 & 3     pins 1 & 2     pins 2 & 3     pins 1 & 2
                   closed         closed        closed          closed

     50MHz       pins 2 & 3     pins 1 & 2     pins 2 & 3     pins 2 & 3
                   closed         closed        closed          closed

    66iMHz       pins 2 & 3     pins 2 & 3     pins 1 & 2     pins 1 & 2
                   closed         closed        closed          closed

    75iMHz       pins 2 & 3     pins 1 & 2     pins 2 & 3     pins 1 & 2
                   closed         closed        closed          closed

    80iMHz       pins 1 & 2     pins 1 & 2     pins 2 & 3     pins 1 & 2
                   closed         closed        closed          closed

    100iMHz      pins 2 & 3     pins 2 & 3     pins 1 & 2     pins 1 & 2
                   closed         closed        closed          closed

                         CPU VOLTAGE CONFIGURATION

      Voltage              CN3V               JPW1             JPW2

       3.3v                Open              1 & 2             Open

       3.45v               Open              2 & 3             Open

       3.6v                Open               Open             1 & 2

        4v                 Open               Open             2 & 3

        5v           1 & 2, 3 & 4, 13 &
                        14, 15 & 16

  Note: Pins designated should be in the closed position.

                      DMA CONFIGURATION

         DMA                JEPP1                JEPP2

        DMA 1          pins 2 & 3 closed   pins 2 & 3 closed

        DMA 3          pins 1 & 2 closed   pins 1 & 2 closed

                 PARALLEL PORT CONFIGURATION

       Setting                JH                   JG

       Output          pins 2 & 3 closed   pins 2 & 3 closed

        Input          pins 1 & 2 closed   pins 1 & 2 closed

    Bidirectional      pins 2 & 3 closed          Open

                          KEYBOARD CONFIGURATION

    Setting          JX3          RN1            RN16            RN19

    Internal       pins 1 &        Not         Installed          Not
   controller     2 closed     installed                      installed

    External       pins 2 &    Installed          Not         Installed
   controller     3 closed                     installed

                 PCI BUS CLOCK CONFIGURATION

         DMA                 JCK                  JT1

      <= 33MHz         pins 1 & 2 closed   pins 1 & 2 closed

       > 33MHz         pins 2 & 3 closed   pins 2 & 3 closed

