
CACHE COMPUTERS, INC.

BAT 386WB (Model 318)

Processor              80386DX
Processor Speed        33/40MHz
Chip Set               OPTI
Max. Onboard DRAM      32MB
Cache                  64/128/256KB
BIOS                   AMI/Cache
Dimensions             330mm x 218mm
I/O Options            32-bit external memory card slot, IDE interface,
                       floppy drive interface, serial ports (2), parallel
                       port, game port
NPU Options            80387/3167

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                  Location

  32-bit external            J15       Parallel port               P4
  memory card

  External battery           JP1       IDE interface               P5

  IDE LED                    JP4       Floppy drive                P6
                                       interface

  Turbo LED                  JP7       Turbo switch                S1

  Serial port (COM 1)        P1        Reset switch                S2

  Serial port (COM 2)        P2        Speaker                    S21

  Game port                  P3        Power LED & keylock        S22

                        USER CONFIGURABLE SETTINGS

              Function                   Jumper/Switch        Position

     Parallel interface enabled              J5             pins 1 & 2
                                                               closed

      Parallel interface disabled             J5             pins 3 & 4
                                                               closed

     CMOS memory normal operation            JP3               Open

      CMOS memory clear                       JP3              Closed

     Factory configured - do not             JP8               N/A
      alter

     Factory configured - do not             JP9               N/A
      alter

     Monitor type select color               W1                Open

      Monitor type select                     W1               Closed
      monochrome

     Factory configured - do not             W2                N/A
      alter

     Bus speed select ATCLK/6                W7                Open

      Bus speed select ATCLK/8                W7               Closed

     IDE interface enabled                  SW3/1              Off

      IDE interface disabled                 SW3/1               On

     Floppy interface enabled               SW3/2              Off

      Floppy interface disabled              SW3/2               On

     Factory configured - do not            SW3/3              N/A
      alter.

     Floppy interface select                SW3/9               On
      onboard

      Floppy interface select                SW3/9              Off
      external

     Drive interface select                SW3/10              Off
      automatically configured

      Drive interface select                SW3/10               On
      hardware configured

  Note:SW3 switch settings are only necessary when using the AMI BIOS.

  When using the BAT 386 BIOS, all SW3 switches should be set to open.

                            DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2         Bank 3

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

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

     3MB        (4) 256K x 9   (4) 256K x 9   (4) 256K x 9      NONE

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

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

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

     6MB        (4) 256K x 9   (4) 256K x 9   (4) 1M x 9        NONE

     7MB        (4) 256K x 9   (4) 256K x 9   (4) 256K x 9   (4) 1M x 9

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

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

     10MB       (4) 1M x 9     (4) 1M x 9     (4) 256K x 9  (4) 256K x 9

     12MB       (4) 1M x 9     (4) 1M x 9     (4) 1M x 9        NONE

     13MB       (4) 1M x 9     (4) 1M x 9     (4) 1M x 9    (4) 256K x 9

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

     16MB       (4) 4M x 9        NONE           NONE           NONE

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

     18MB       (4) 256K x 9   (4) 256K x 9   (4) 4M x 9        NONE

     19MB       (4) 256K x 9   (4) 256K x 9   (4) 256K x 9   (4) 4M x 9

                        DRAM CONFIGURATION (CONT)

     Size         Bank 0        Bank 1         Bank 2          Bank 3

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

     21MB       (4) 4M x 9    (4) 1M x 9     (4) 256K x 9       NONE

     22MB       (4) 4M x 9    (4) 1M x 9     (4) 256K x 9   (4) 256K x 9

     24MB       (4) 1M x 9    (4) 1M x 9     (4) 4M x 9         NONE

     25MB       (4) 1M x 9    (4) 1M x 9     (4) 256K x 9    (4) 4M x 9

     28MB       (4) 1M x 9    (4) 1M x 9     (4) 1M x 9      (4) 4M x 9

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

     33MB       (4) 4M x 9    (4) 4M x 9     (4) 256K x 9       NONE

     34MB       (4) 4M x 9    (4) 4M x 9     (4) 256K x 9   (4) 256K x 9

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

     37MB       (4) 4M x 9    (4) 4M x 9     (4) 1M x 9     (4) 256K x 9

     40MB       (4) 4M x 9    (4) 4M x 9     (4) 1M x 9      (4) 1M x 9

     48MB       (4) 4M x 9    (4) 4M x 9     (4) 4M x 9         NONE

     49MB       (4) 4M x 9    (4) 4M x 9     (4) 4M x 9     (4) 256K x 9

     52MB       (4) 4M x 9    (4) 4M x 9     (4) 4M x 9      (4) 1M x 9

     64MB       (4) 4M x 9    (4) 4M x 9     (4) 4M x 9      (4) 4M x 9

  Note:Banks 2 & 3 are used when a 32-bit external memory card is
  installed at J15.

                            CACHE CONFIGURATION

     Size          Bank 0       Bank 1        Tag (U54)       Tag (U56 &
                                                                 57)

     64KB        (4) 8K x 8   (4) 8K x 8     (1) 16K x 1     (2) 16K x 4

     128KB       (4) 32K x 8     NONE        (1) 16K x 1     (2) 16K x 4

     256KB       (4) 32K x 8  (4) 32K x 8    (1) 16K x 1     (2) 16K x 4

                        CACHE JUMPER CONFIGURATION

    Size           W3              W4             W5             W6

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

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

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

    PARALLEL PORT CONFIGURATION

  Setting      SW3/7      SW3/8

    LPT1        Off         On

    LPT2        Off        Off

    LPT3        On         Off

  Disabled      On          On

                 SERIAL PORT CONFIGURATION

     P1         P2         SW3/4      SW3/5       SW3/6

   COM 1       COM 2        Off        Off         Off

  Disabled     COM 2        Off        Off          On

  Disabled   Disabled       Off         On          On

   COM 2       COM 1        On         Off         Off

  Disabled     COM 1        On         Off          On

   COM 2     Disabled       On          On         Off

  Disabled   Disabled       On          On          On

