
FIRST INTERNATIONAL COMPUTER, INC.

486-GIO-VT

Processor         80486SX/CX486S/486S Series/80486DX/80486DX2/Pentium
                  Overdrive
Processor Speed   25/33/50(internal)/66(internal)MHz
Chip Set          VIA
Max. Onboard DRAM 96MB
Cache             64/128/256KB
BIOS              AMI/AWARD
Dimensions        330mm x 218mm
I/O Options       32-bit VESA local bus slots (2), floppy drive interface,

                  game port, IDE interface, PS/2 mouse port
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                 Location

  PS/2 mouse connector       CN1       IDE interface LED          J8

  Floppy drive               CN4       Turbo switch               J12
  interface

  Game port                  CN5       Turbo LED                  J13

  IDE interface              CN9       Reset switch               J14

  PS/2 mouse port           CN11       Speaker                    J15

  Parallel port             CN12       Power LED & keylock        J16

  Serial port 1             CN13       Power supply outlet        J17

  Serial port 2             CN14       32-bit VESA Local      SL15, SL16
                                       bus slots

  External battery           J1

                        USER CONFIGURABLE SETTINGS

                     Function
                                                     Jumper
                                                                Position

  
      Monitor type select mono/EGA/VGA
                                                       J2
                                                                  Open


      Monitor type select color
                                                       J2
                                                                 Closed

  
      Internal battery select
                                                       J3
                                                               pins 2 & 3
                                                                 closed


      External battery select
                                                       J3
                                                               pins 1 & 2
                                                                 closed

  
      Local IDE selection enabled
                                                       J4
                                                               pins 1 & 2
                                                                 closed


      Local IDE selection disabled
                                                       J4
                                                               pins 2 & 3
                                                                 closed

  
      Award BIOS select
                                                       J7
                                                               pins 1 & 2
                                                                 closed


      AMI BIOS select
                                                       J7
                                                               pins 2 & 3
                                                                 closed

  
      IDE BALE disabled
                                                       J9
                                                                  Open


      IDE BALE enabled
                                                       J9
                                                                 Closed

  
      IDE IOCHRDY disabled
                                                      J10
                                                                  Open


      IDE IOCHRDY enabled
                                                      J10
                                                                 Closed

  
      Adaptec ISA master installed
                                                      J18
                                                                 Closed


      Adaptec ISA master not installed
                                                      J18
                                                                  Open

  
      80486SX/80486SX(SL)/80486DX(SL)/Cx486S PQFP
      disable
                                                      JC6
                                                                 Closed


      80486SX/80486SX(SL)/80486DX(SL)/Cx486S PQFP
      enable
                                                      JC6
                                                                  Open

  
      IDE enabled
                                                       JG
                                                               pins 2 & 3
                                                                 closed


      IDE disabled
                                                       JG
                                                               pins 1 & 2
                                                                 closed

  
      Floppy drive interface enabled
                                                       JH
                                                               pins 2 & 3
                                                                 closed


      Floppy drive interface disabled
                                                       JH
                                                               pins 1 & 2
                                                                 closed

  
      Parallel port uni-directional (printer)
                                                       JI
                                                                 Closed


      Parallel port bi-directional
                                                       JI
                                                                  Open

  
      IDE select A26
                                                      JP1
                                                               pins 1 & 2
                                                                 closed


      IDE select IRQ 15
                                                      JP1
                                                               pins 2 & 3
                                                                 closed

  
      Factory configured - do not alter
                                                      JP3
                                                                  N/A

  
      CPU clock select 1X
                                                      JX1
                                                               pins 1 & 2
                                                                 closed


      CPU clock select 2X
                                                      JX1
                                                               pins 2 & 3
                                                                 closed

  
      ODP586SX write back select
                                                      JT1
                                                               pins 1 & 2
                                                                 closed


      ODP586SX write through select
                                                      JT1
                                                               pins 2 & 3
                                                                 closed

  
      IDE select IRQ 15
                                                      JX2,
                                                      JP2
                                                               pins 1 & 2
                                                                 closed


      IDE select SMI
                                                      JX2,
                                                      JP2
                                                               pins 2 & 3
                                                                 closed

                        DRAM CONFIGURATION

      Size            Bank 0           Bank 1          Bank 2

       1MB         (4) 256K x 9         NONE            NONE

       1MB             NONE        (1) 256K x 36        NONE

       1MB             NONE             NONE        (1) 256K x 36

       2MB         (4) 256K x 9    (1) 256K x 36        NONE

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

       2MB         (4) 256K x 9         NONE        (1) 256K x 36

       3MB         (4) 256K x 9    (1) 256K x 36    (1) 256K x 36

       4MB          (4) 1M x 9          NONE            NONE

       4MB             NONE         (1) 1M x 36         NONE

       4MB             NONE             NONE         (1) 1M x 36

       5MB         (4) 256K x 9     (1) 1M x 36         NONE

       5MB         (4) 256K x 9         NONE         (1) 1M x 36

       5MB          (4) 1M x 9     (1) 256K x 36        NONE

       5MB          (4) 1M x 9          NONE        (1) 256K x 36

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

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

       6MB         (4) 256K x 9     (1) 1M x 36     (1) 256K x 36

       6MB         (4) 256K x 9    (1) 256K x 36     (1) 1M x 36

       6MB          (4) 1M x 9     (1) 256K x 36    (1) 256K x 36

       8MB          (4) 1M x 9      (1) 1M x 36         NONE

       8MB          (4) 1M x 9          NONE         (1) 1M x 36

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

       9MB         (4) 256K x 9     (1) 1M x 36      (1) 1M x 36

       9MB          (4) 1M x 9     (1) 256K x 36     (1) 1M x 36

       9MB          (4) 1M x 9      (1) 1M x 36     (1) 256K x 36

      12MB          (4) 1M x 9      (1) 1M x 36      (1) 1M x 36

      16MB          (4) 4M x 9          NONE            NONE

      16MB             NONE         (1) 4M x 36         NONE

      16MB             NONE             NONE         (1) 4M x 36

      17MB         (4) 256K x 9     (1) 4M x 36         NONE

      17MB         (4) 256K x 9         NONE         (1) 4M x 36

      17MB             NONE        (1) 256K x 36

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

      17MB          (4) 4M x 9     (1) 256K x 36        NONE

      17MB          (4) 4M x 9          NONE        (1) 256K x 36

                        DRAM CONFIGURATION

      Size
                      Bank 0
                                       Bank 1
                                                       Bank 2

      18MB
                   (4) 256K x 9
                                   (1) 256K x 36
                                                     (1) 4M x 36

      18MB
                   (4) 256K x 9
                                    (1) 4M x 36
                                                    (1) 256K x 36

      18MB
                    (4) 4M x 9
                                   (1) 256K x 36
                                                    (1) 256K x 36

      20MB
                    (4) 1M x 9
                                    (1) 4M x 36
                                                        NONE

      20MB
                    (4) 1M x 9
                                        NONE
                                                     (1) 4M x 36

      20MB
                    (4) 4M x 9
                                    (1) 1M x 36
                                                        NONE

      20MB
                    (4) 4M x 9
                                        NONE
                                                     (1) 1M x 36

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

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

      21MB
                   (4) 256K x 9
                                    (1) 1M x 36
                                                     (1) 4M x 36

      21MB
                   (4) 256K x 9
                                    (1) 4M x 36
                                                     (1) 1M x 36

      21MB
                    (4) 1M x 9
                                   (1) 256K x 36
                                                     (1) 4M x 36

      21MB
                    (4) 1M x 9
                                    (1) 4M x 36
                                                    (1) 256K x 36

      21MB
                    (4) 4M x 9
                                   (1) 256K x 36
                                                     (1) 1M x 36

      21MB
                    (4) 4M x 9
                                    (1) 1M x 36
                                                    (1) 256K x 36

      24MB
                    (4) 1M x 9
                                    (1) 1M x 36
                                                     (1) 4M x 36

      24MB
                    (4) 1M x 9
                                    (1) 4M x 36
                                                     (1) 1M x 36

      24MB
                    (4) 4M x 9
                                    (1) 1M x 36
                                                     (1) 1M x 36

      32MB
                    (4) 4M x 9
                                    (1) 4M x 36
                                                        NONE

      32MB
                    (4) 4M x 9
                                        NONE
                                                     (1) 4M x 36

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

      33MB
                   (4) 256K x 9
                                    (1) 4M x 36
                                                     (1) 4M x 36

      33MB
                    (4) 4M x 9
                                   (1) 256K x 36
                                                     (1) 4M x 36

      33MB
                    (4) 4M x 9
                                    (1) 4M x 36
                                                    (1) 256K x 36

      36MB
                    (4) 1M x 9
                                    (1) 4M x 36
                                                     (1) 4M x 36

      36MB
                    (4) 4M x 9
                                    (1) 1M x 36
                                                     (1) 4M x 36

      36MB
                    (4) 4M x 9
                                    (1) 4M x 36
                                                     (1) 1M x 36

      48MB
                    (4) 4M x 9
                                    (1) 4M x 36
                                                     (1) 4M x 36

      64MB
                   (4) 16M x 9
                                        NONE
                                                        NONE

      65MB
                   (4) 16M x 9
                                   (1) 256K x 36
                                                        NONE

      65MB
                   (4) 16M x 9
                                        NONE
                                                    (1) 256K x 36

      66MB
                   (4) 16M x 9
                                   (1) 256K x 36
                                                    (1) 256K x 36

      68MB
                   (4) 16M x 9
                                    (1) 1M x 36
                                                        NONE

      68MB
                   (4) 16M x 9
                                        NONE
                                                     (1) 1M x 36

      69MB
                   (4) 16M x 9
                                   (1) 256K x 36
                                                     (1) 4M x 36

      69MB
                   (4) 16M x 9
                                    (1) 1M x 36
                                                    (1) 256K x 36

      72MB
                   (4) 16M x 9
                                    (1) 1M x 36
                                                     (1) 1M x 36

      80MB
                   (4) 16M x 9
                                    (1) 4M x 36
                                                        NONE

      80MB
                   (4) 16M x 9
                                        NONE
                                                     (1) 4M x 36

      81MB
                   (4) 16M x 9
                                   (1) 256K x 36
                                                     (1) 4M x 36

      81MB
                   (4) 16M x 9
                                    (1) 4M x 36
                                                    (1) 256K x 36

      84MB
                   (4) 16M x 9
                                    (1) 1M x 36
                                                     (1) 4M x 36

      84MB
                   (4) 16M x 9
                                    (1) 4M x 36
                                                     (1) 1M x 36

      96MB
                   (4) 16M x 9
                                    (1) 4M x 36
                                                     (1) 4M x 36

                    CACHE CONFIGURATION

     Size          Bank 0         Bank 1          TAG

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

     128KB      (4) 32K x 8        NONE       (1) 8K x 8

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

                        CACHE JUMPER CONFIGURATION

      Size
                         JS1
                                           JS2
                                                               JS3

      64KB
                      pins 1 & 2
                       closed
                                        pins 1 & 2
                                          closed
                                                        pins 1 & 2 closed

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

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

                          CPU TYPE CONFIGURATION

   CPU Type      JC1      JC2       JC3        JC4        JC5       JC7

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

  80486SX (SL)   2 & 3   2 & 3     Open       Open       Closed    1 & 2

    Cx486S       2 & 3   2 & 3    Closed      Open        Open     1 & 2

    Cx487S       1 & 2   1 & 2    Closed      Open        Open     1 & 2

    Cx486DX      1 & 2   1 & 2    Closed      Open        Open     1 & 2

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

  80486DX (SL)   1 & 2   1 & 2    Closed      Open       Closed    1 & 2

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

    80486DX2     1 & 2   1 & 2    Closed      Open       Closed    1 & 2
     (SL)

   Overdrive     1 & 2   1 & 2     Open      Closed       Open     2 & 3

  Note:Pins designated are in the closed position.

                    CPU TYPE CONFIGURATION (CONTINUED)

    CPU Type
                        RN21
                                           RN22
                                                               RN23

     80486SX
                    Not installed
                                       Not installed
                                                          Not installed

  80486SX (SL)
                    Not installed
                                         Installed
                                                          Not installed

   80486SX (SL)
     (PQFP)
                      Installed
                                       Not installed
                                                          Not installed

     Cx486S
                    Not installed
                                       Not installed
                                                            Installed

  Cx486S (PQFP)
                      Installed
                                       Not installed
                                                          Not installed

     Cx487S
                    Not installed
                                       Not installed
                                                            Installed

     Cx486DX
                    Not installed
                                       Not installed
                                                            Installed

     80486DX
                    Not installed
                                       Not installed
                                                          Not installed

  80486DX (SL)
                    Not installed
                                         Installed
                                                          Not installed

   80486DX (SL)
     (PQFP)
                      Installed
                                       Not installed
                                                          Not installed

    80486DX2
                    Not installed
                                       Not installed
                                                          Not installed

  80486DX2 (SL)
                    Not installed
                                         Installed
                                                          Not installed

              CPU TYPE CONFIGURATION (CONTINUED)

      CPU Type               JCX1                JCX2

       Cx486S               Closed         pins 2 & 3 closed

     All others              Open          pins 1 & 2 closed

                       VESA WAIT STATE CONFIGURATION

    CPU speed
                     Wait states
                                            JV2
                                                               JV3

     > 33MHz
                    0 wait states
                                         pins 1 & 2
                                          closed
                                                            pins 1 & 2
                                                             closed

     < 33MHz
                     1 wait state
                                         pins 2 & 3
                                          closed
                                                            pins 2 & 3
                                                             closed

  KEYBOARD CONTROLLER CONFIGURATION

            Type                     JX3                   JX4

          External KBC       pins 1 & 2 closed     pins 1 & 2 closed

         Internal KBC with    pins 2 & 3 closed     pins 2 & 3 closed
            PS/2 mouse

         Internal KBC w/o     pins 2 & 3 closed     pins 1 & 2 closed
            PS/2 mouse

             Illegal          pins 1 & 2 closed     pins 2 & 3 closed

                                      KEYBOARD CONFIGURATION

         Jumper
                            External KBC
                                                                  Internal KBC


           JKB 1
                             pins 1 & 2
                                                 1 & 2 (default)
                                                                           2 & 3 Award Clear


           JKB 2
                             pins 1 & 2
                                                 1 & 2 (default)
                                                                            2 & 3 AMI Clear


           JKB 3
                             pins 1 & 2
                                                 1 & 2 VGA/Mono
                                                                               2 & 3 CGA

  Note: Pins designated are in the closed position.

                 IDE SPEED CONFIGURATION (PDC 20230 ONLY)

         IDE type                     J5                      J6

            Speed 2          pins 1 & 2 closed       pins 1 & 2 closed

            Speed 1           pins 1 & 2 closed       pins 2 & 3 closed

            Speed 0           pins 2 & 3 closed       pins 2 & 3 closed

                        SERIAL PORT 1 CONFIGURATION

           Port 1
                                       JA
                                                              JB

  
               3F8h
                               pins 1 & 2 closed
                                                      pins 1 & 2 closed


              2E8h
                               pins 2 & 3 closed
                                                      pins 2 & 3 closed


              3E8h
                               pins 1 & 2 closed
                                                      pins 2 & 3 closed


             Disable
                               pins 1 & 2 closed
                                                      pins 1 & 2 closed

                        SERIAL PORT 2 CONFIGURATION

           Port 2                      JC                     JD

              2F8h            pins 2 & 3 closed      pins 1 & 2 closed

              3E8h             pins 2 & 3 closed      pins 2 & 3 closed

              2E8h             pins 1 & 2 closed      pins 2 & 3 closed

             Disable           pins 1 & 2 closed      pins 1 & 2 closed

                        PARALLEL PORT CONFIGURATION

           LPT 1
                                       JE
                                                              JF

  
               378
                               pins 1 & 2 closed
                                                      pins 2 & 3 closed


               278
                               pins 2 & 3 closed
                                                      pins 1 & 2 closed


               3BC
                               pins 2 & 3 closed
                                                      pins 2 & 3 closed


             Disable
                               pins 1 & 2 closed
                                                      pins 1 & 2 closed

                     CPU CLOCK CONFIGURATION (IMI425)

    Clock          JK1            JK2            JK3             JK4

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

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

    80MHz       pins 2 & 3     pins 2 & 3     pins 1 & 2      pins 2 & 3
                 closed          closed         closed         closed

    66MHz       pins 1 & 2     pins 2 & 3     pins 1 & 2      pins 2 & 3
                 closed          closed         closed         closed

    66MHz       pins 2 & 3     pins 1 & 2     pins 1 & 2      pins 2 & 3
                 closed          closed         closed         closed

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

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

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

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

                     CPU CLOCK CONFIGURATION (VT8225N)

    Clock
                    JK1
                                   JK2
                                                  JK3
                                                                 JK4

    16MHz
                 pins 2 & 3
                  closed
                                pins 2 & 3
                                 closed
                                               pins 2 & 3
                                                closed
                                                              pins 2 & 3
                                                                closed

     8MHz
                 pins 1 & 2
                  closed
                                pins 1 & 2
                                 closed
                                               pins 1 & 2
                                                closed
                                                              pins 2 & 3
                                                                closed

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

    20MHz
                 pins 1 & 2
                  closed
                                pins 2 & 3
                                 closed
                                               pins 2 & 3
                                                closed
                                                              pins 1 & 2
                                                                closed

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

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

    80MHz
                 pins 1 & 2
                  closed
                                pins 1 & 2
                                 closed
                                               pins 2 & 3
                                                closed
                                                              pins 2 & 3
                                                                closed

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

    66MHz
                 pins 2 & 3
                  closed
                                pins 2 & 3
                                 closed
                                               pins 1 & 2
                                                closed
                                                              pins 2 & 3
                                                                closed

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

    100MHz
                 pins 1 & 2
                  closed
                                pins 2 & 3
                                 closed
                                               pins 1 & 2
                                                closed
                                                              pins 2 & 3
                                                                closed

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

     8MHz
                 pins 2 & 3
                  closed
                                pins 1 & 2
                                 closed
                                               pins 1 & 2
                                                closed
                                                              pins 2 & 3
                                                                closed

     4MHz
                 pins 2 & 3
                  closed
                                pins 1 & 2
                                 closed
                                               pins 1 & 2
                                                closed
                                                              pins 1 & 2
                                                                closed

     4MHz
                 pins 1 & 2
                  closed
                                pins 1 & 2
                                 closed
                                               pins 1 & 2
                                                closed
                                                              pins 2 & 3
                                                                closed

     2MHz
                 pins 1 & 2
                  closed
                                pins 1 & 2
                                 closed
                                               pins 1 & 2
                                                closed
                                                              pins 1 & 2
                                                                closed

