
CSS LABORATORIES, INC.

PREFERRED 433GE (Rev. B)

Processor           80486DX/80486DX2
Processor Speed     25/33/50(internal)/66(internal)MHz
Chip Set            C & T
Max. Onboard DRAM   24MB
SRAM Cache          32/256KB
BIOS                Award/Phoenix
Dimensions          355mm x 304mm
I/O Options         32-bit external memory card slot, 32-bit external cache
                    card slot

                    32-bit local video card slot, auxiliary keyboard, IDE
                    interface

                    floppy drive interface, parallel port, serial port (2)
NPU Options         4167

[Image]

                                CONNECTIONS

  Purpose               Location      Purpose                  Location

  Front panel             JP39        IDE interface              PJ1
  switches & LEDs

  External hard           JP40        Parallel port              PJ2
  drive access LED

  Auxiliary keyboard      JP8A        Serial port 1              PJ3

  Reset switch         JP32 pins 1    Serial port 2              PJ4
                           & 2

  Turbo LED            JP32 pins 3    Floppy drive               PJ5
                           & 4        interface

  Speaker                 JP33        32-bit external            SL1
                                      memory card

  Power LED &             JP34        32-bit external            SL2
  keylock                             cache card

  External battery        JP36        32-bit MaxGraphics         SL3
                                      video card

  IDE interface LED        LED

                        USER CONFIGURABLE SETTINGS

              Function                  Jumper/Switch         Position

     Floppy drive interface                FDDEN            pins 2 & 3
      enabled                                                  closed

      Floppy drive interface                FDDEN            pins 1 & 2
      disabled                                                 closed

     IDE interface enabled                 IDEEN            pins 2 & 3
                                                               closed

      IDE interface disabled                IDEEN            pins 1 & 2
                                                               closed

     Factory configured - do not            JP3S            pins 2 & 3
      alter                                                    closed

     Factory configured - do not            JP3T            pins 2 & 3
      alter                                                    closed

     Factory configured - do not            JP3U            pins 2 & 3
      alter                                                    closed

     Factory configured - do not            JP4S            pins 1 & 2
      alter                                                    closed

      BIOS type select Award                 JP6             pins 1 & 2
                                                               closed

      BIOS type select Phoenix               JP6             pins 2 & 3
                                                               closed

     Factory configured - do not            JP41             unknown
      alter

     Factory configured - do not            JP42            pins 2 & 3
      alter                                                    closed

     Factory configured - do not            JP43             unknown
      alter

     External cache disabled                JP45            pins 2 & 3
                                                               closed

      External cache enabled                 JP45            pins 1 & 2
                                                               closed

     Cacheable address from 768 to      SW1/Switch 1           open
      895KB disabled

      Cacheable address from 768 to      SW1/Switch 1          closed
      895KB enabled

     Cacheable address from 896 to      SW1/Switch 2           open
      1024KB disabled

      Cacheable address from 896 to      SW1/Switch 2          closed
      1024KB enabled

     Cacheable address from 0 to        SW1/Switch 3          closed
      640KB & 1 to 64MB enabled

      Cacheable address from 0 to        SW1/Switch 3           open
      640KB & 1 to 64MB disabled

      NPU error override enabled         SW1/Switch 4          closed

      NPU error override disabled        SW1/Switch 4           open

      Monitor type select color          SW1/Switch 5          closed

      Monitor type select                SW1/Switch 5           open
      monochrome

     Factory configured - do not        SW1/Switch 6         unknown
      alter

     Factory configured - do not        SW1/Switch 7         unknown
      alter

     Factory configured - do not        SW1/Switch 8         unknown
      alter

     Factory configured - do not            SW2             pins 3 & 4
      alter                                                    closed

[Image]

                       DRAM SWITCH (SW1) CONFIGURATION

  Size   Switch  Switch   Switch   Switch   Switch   Switch   Switch   Switch
           1       2        3        4        5        6        7        8

  4MB    closed   open    closed    open     open     N/A      N/A      open

  8MB    closed   open    closed    open     open     N/A      N/A      open

  8MB    open    closed   closed    open     open     N/A      N/A      open

  12MB   closed   open    closed    open     open     N/A      N/A      open

  12MB   open    closed   closed    open     open     N/A      N/A      open

  16MB   open    closed   closed    open     open     N/A      N/A      open

  16MB   open    closed    open    closed    open     N/A      N/A      open

  16MB   closed   open    closed    open     open     N/A      N/A     closed

  20MB   closed   open    closed    open     open     N/A      N/A      open

  24MB   open    closed    open    closed    open     N/A      N/A      open

                       DRAM SWITCH (JP8) CONFIGURATION

  Size   Switch  Switch   Switch   Switch   Switch   Switch   Switch   Switch
           1       2        3        4        5        6        7        8

  4MB    closed   open     open     open     open    open     open     open

  8MB    closed   open     open     open    closed   open     open     open

  8MB    closed  closed    open     open     open    open     open     open

  12MB   closed   open    closed    open    closed   open     closed   open

  12MB   closed  closed   closed    open     open    open     open     open

  16MB   closed  closed   closed   closed    open    open     open     open

  16MB   closed  closed   closed   closed    open    open     open     open

  16MB   closed   open     open     open     open    open     open     open

  20MB   closed  closed   closed   closed   closed   open     open     open

  24MB   closed  closed   closed   closed   closed   open     closed   open

                        DRAM CONFIGURATION

      Size            Bank 0           Bank 1          Bank 2

       4MB        (4) 256K x 36         NONE            NONE

       8MB        (4) 256K x 36    (4) 256K x 36        NONE

       8MB        (4) 512K x 36         NONE            NONE

      12MB        (4) 256K x 36    (4) 256K x 36    (4) 256K x 36

      12MB        (4) 512K x 36    (4) 256K x 36        NONE

      16MB        (4) 512K x 36    (4) 256K x 36    (4) 256K x 36

      16MB        (4) 512K x 36    (4) 512K x 36        NONE

      16MB         (4) 1M x 36          NONE            NONE

      20MB        (4) 512K x 36    (4) 512K x 36    (4) 256K x 36

      24MB        (4) 512K x 36    (4) 512K x 36    (4) 512K x 36

                     SERIAL PORT 1 (PJ3) CONFIGURATION

     COM         Interrupt    I/O Address     Jumper      S0        S1
                                               PJ6

    COM 2          IRQ3          2F8h        pins 1 &    pins 1    pins 2
                                                3         & 2       & 3

    COM 1          IRQ4          3F8h        pins 1 &    pins 2    pins 2
                                                2         & 3       & 3

   Disabled         N/A           N/A          N/A       pins 1    pins 1
                                                          & 2       & 2

  Note: Pins designated should be in the closed position.

                     SERIAL PORT 2 (PJ4) CONFIGURATION

     COM         Interrupt    I/O Address     Jumper      S2        S3
                                               PJ6

    COM 1          IRQ4          3F8h        pins 2 &    pins 1    pins 2
                                                4         & 2       & 3

    COM 2          IRQ3          2F8h        pins 3 &    pins 2    pins 2
                                                4         & 3       & 3

   Disabled         N/A           N/A          N/A       pins 1    pins 1
                                                          & 2       & 2

  Note: Pins designated should be in the closed position.

                    PARALLEL PORT 1 (PJ2) CONFIGURATION

     LPT       Interrupt         I/O       Jumper     Jumper      Jumper
                              Address        P0         P1         PRT

    LPT 1         IRQ7          3F8h      pins 1 &   pins 2 &    pins 2 &
                                             2          3           3

    LPT 2         IRQ5          2F8h      pins 2 &   pins 2 &    pins 1 &
                                             3          3           2

    LPT 3         IRQ7          3BCh      pins 2 &   pins 1 &    pins 2 &
                                             3          2           3

  Disabled        N/A           N/A       pins 1 &   pins 1 &      N/A
                                             2          2

  Note: Pins designated should be in the closed position.

