
FIRST INTERNATIONAL COMPUTER, INC.

486-PVT (REV. B2)

Processor  CX486SX/80486SX/SL80486SX/AM486DX/80486DX/SL80486DX/
           CX486DX/CX486DXV/CX486DX2/CX486DX2V/AM486DX2/
           80486DX2/SL80486DX2/80486DX4/P24CT/P24D/P24T
Processor  25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz
Speed
Chip Set   VIA
Video Chip None
Set
Maximum    128MB
Onboard
Memory
Maximum    None
Video
Memory
Cache      128/256/512KB
BIOS       Award
Dimensions 254mm x 218mm
I/O        32-bit VESA local bus slots (2), green PC connector, Low voltage
Options    regulator board connector
NPU        None
Options

[Image]

                                CONNECTIONS

  Purpose                  Location     Purpose                Location

  Low voltage                CN6        Speaker                   J8
  regulator board
  connector

  Green PC LED                J3        Power LED & keylock       J9

  Green PC connector          J4        Green PC connector       J10

  Turbo LED                   J5        Chassis fan power        J11

  Turbo switch                J6        32-bit VESA local     SL1 & SL2
                                        bus slots

  Reset switch                J7

                        USER CONFIGURABLE SETTINGS

                Function                     Label          Position

     Password normal operation               JCP             Open

      Password clear                          JCP            Closed

     Monitor type select                     JP1             Open
      monochrome/EGA/VGA

      Monitor type select color               JP1            Closed

      Jumper information unavailable          JP2         Unidentified

                            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       (1) 1M x 36    (1) 1M x 36        None

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

     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

                        DRAM CONFIGURATION (CONT)

     Size          Bank 0        Bank 1         Bank 2         Bank 3

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

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

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

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

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

     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) 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) 8M x 36     (1) 256K x    (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       (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) 8M x 36    (1) 1M x 36       None

     69MB        (1) 256K x    (1) 8M x 36    (1) 1M 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) 8M x 36    (1) 8M x 36    (1) 8M x 36   (1) 256K x 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/32K 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 SPEED SELECTION

     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

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

                            CPU TYPE SELECTION

     Type          JC1        JC2         JC3         JC4          JC5

    CX486SX       2 & 3      2 & 3       1 & 2       Open         2 & 3

    80486SX       2 & 3      2 & 3       1 & 2       Open         1 & 2

   SL80486SX      2 & 3      2 & 3       1 & 2       Open         1 & 2

    AM486DX       1 & 2      1 & 2       1 & 2       Open         1 & 2

    80486DX       1 & 2      1 & 2       1 & 2       Open         1 & 2

  SL 80486DX      1 & 2      1 & 2       1 & 2       Open         1 & 2

    CX486DX       1 & 2      1 & 2       1 & 2       Open         1 & 2

   CX486DXV       1 & 2      1 & 2       1 & 2       Open         2 & 3

   CX486DX2       1 & 2      1 & 2       1 & 2       Open         1 & 2

   CX486DX2V      1 & 2      1 & 2       1 & 2       Open         2 & 3

   AM486DX2       1 & 2      1 & 2       1 & 2       Open         1 & 2

   80486DX2       1 & 2      1 & 2       1 & 2       Open         1 & 2

  SL 80486DX2     1 & 2      1 & 2       1 & 2       Open         1 & 2

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

     P24CT        1 & 2      1 & 2       1 & 2      Closed        1 & 2

     P24D         1 & 2      1 & 2       1 & 2      Closed        1 & 2

     P24T         1 & 2      1 & 2       1 & 2      Closed        1 & 2

  Note: Pins designated should be in the closed position.

                        CPU TYPE SELECTION (CONT)

     Type          RN16           RN17           RN18            RN19

   CX486SX       Installed         Not            Not             Not
                                installed      installed      installed

   80486SX          Not            Not            Not         Installed
                 installed      installed      installed

  SL80486SX         Not            Not            Not         Installed
                 installed      installed      installed

   AM486DX          Not            Not         Installed          Not
                 installed      installed                     installed

   80486DX          Not            Not            Not         Installed
                 installed      installed      installed

  SL 80486DX        Not            Not            Not         Installed
                 installed      installed      installed

   CX486DX       Installed         Not            Not             Not
                                installed      installed      installed

   CX486DXV      Installed         Not            Not             Not
                                installed      installed      installed

   CX486DX2      Installed         Not            Not             Not
                                installed      installed      installed

  CX486DX2V      Installed         Not            Not             Not
                                installed      installed      installed

   AM486DX2         Not            Not         Installed          Not
                 installed      installed                     installed

   80486DX2         Not            Not            Not         Installed
                 installed      installed      installed

  SL 80486DX2       Not            Not            Not         Installed
                 installed      installed      installed

   AM486DX4         Not            Not         Installed          Not
                 installed      installed                     installed

   80486DX4         Not            Not            Not         Installed
                 installed      installed      installed

    P24CT           Not         Installed         Not         Installed
                 installed                     installed

     P24D           Not         Installed         Not         Installed
                 installed                     installed

            CPU TYPE SELECTION

        Type                 JP3

    All CPU types     Pins 1 & 2 closed

   Cyrix CPUs only    Pins 2 & 3 closed

  CPU TYPE SELECTION (AMD ONLY)

      Type              J12

    AM486DX2          Closed

    AM486DX4           Open

  CPU SPEED MULTIPLIER SELECTION (AMD ONLY)

      Multiplier                 J2

          2x                   Closed

          3x                    Open

                           CPU VOLTAGE SELECTION

   Voltage                JCV1                  JCV2             CN6

      3v                 1 & 2                  Open        7 & 8, 9 & 10

     3.3v                2 & 3                  Open        7 & 8, 9 & 10

    3.45v       Jumper together pin 2 on    7 & 8, 9 & 10
                 JCV1 and pin 2 on JCV2

     3.6v                 Open                 1 & 2        7 & 8, 9 & 10

      4v                  Open                 2 & 3        7 & 8, 9 & 10

      5v        Jumper together pin 2 on    1 & 2, 3 & 4,
                 JCV1 and pin 2 on JCV2     13 & 14, 15 &
                                                 16

  Note: Pins designated should be in the closed position.

                        VL BUS WAIT STATE SELECTION

               Setting                                JV1

                   0                          Pins 2 & 3 closed

                    1                          Pins 1 & 2 closed

                          VL BUS SPEED SELECTION

                 Speed                                 JV2

                 <= 33MHz                      Pins 2 & 3 closed

                  >33 MHz                       Pins 1 & 2 closed

