
ABIT COMPUTER CORPORATION

FU3T

Processor              C&T386DX/AM386DX/80386DX
Processor Speed        33/40MHz
Chip Set               Unidentified
Video Chip Set         None
Maximum Onboard Memory 32MB
Maximum Video Memory   None
Cache                  32/64/256KB
BIOS                   AMI/C & T
Dimensions             330mm x 218mm
I/O Options            None
NPU Options            80387DX/3167

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Turbo LED                   D4       Turbo switch                J50

  Speaker                     J18      Reset switch                J51

  Power LED & keylock         J19      External battery            JP2

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not           JP1          Unidentified
      alter

      Jumper information unavailable        JP6          Unidentified

      NPU clock mode select                 JP10             Open
      synchronous

      NPU clock mode select                 JP10            Closed
      asynchronous

      Factory configured - do not           JP11            Closed
      alter (33MHz CPU)

      Factory configured - do not           JP11             Open
      alter (40MHz CPU)

     Factory configured - do not           J21              Open
      alter

      Monitor type select monochrome        J23              Open

      Monitor type select CGA/EGA/VGA       J23             Closed

     CMOS memory normal operation          J42        Pins 2 & 3 closed

      CMOS memory clear                     J42        Pins 1 & 2 closed

      Turbo disabled                        J50             Closed

      Turbo enabled                         J50              Open

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

      1MB         (4) 256K x 9       None

      2MB         (4) 256K x 9   (4) 256K x 9

      4MB         (4) 1M x 9         None

      8MB         (4) 1M x 9      (4) 1M x 9

      16MB        (4) 4M x 9         None

      32MB        (4) 4M x 9      (4) 4M x 9

                           CACHE CONFIGURATION

     Size          Bank 0         Bank 1       TAG 0 & 1        TAG 2

     32KB        (4) 8K x 8        None          None        (1) 8K x 8

     64KB        (4) 8K x 8     (4) 8K x 8    (2) 16K x 4       None

     256KB      (4) 32K x 8    (4) 32K x 8    (2) 64K x 4       None

                        CACHE JUMPER CONFIGURATION

      Size             J52               JPX1                 JPX2

      32KB          Pins 1 & 2         Pins 1 - 8          Pins 1 - 8
                     closed            installed           installed

      64KB          Pins 1 & 2        Pins 3 - 10          Pins 3 - 10
                     closed            installed           installed

     256KB          Pins 2 & 3        Pins 7 - 14          Pins 7 - 14
                     closed            installed           installed

