
UNIDENTIFIED

UB333/40-DDIC

Processor         80386DX
Processor Speed   33/40MHz
Chip Set          C & T
Max. Onboard DRAM 32MB
SRAM Cache        32/64/128/256KB
BIOS              AMI/C & T
Dimensions        335mm x 220mm
I/O Options       None
NPU Options       80387/3167

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                  Location

  POST LEDs                    J1       Turbo LED                  J28

  External battery             J5       Reset switch               J29

  Power LED & keylock         J26       Turbo switch               J30

  Speaker                     J27

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Monitor type select monochrome           JP1           pins 2 & 3
                                                              closed

      Monitor type select color                JP1           pins 1 & 2
                                                              closed

     CMOS memory normal operation            JP22           pins 2 & 3
                                                              closed

      CMOS memory clear                       JP22           pins 1 & 2
                                                              closed

     Battery select internal                 JP23           pins 1 & 2
                                                              closed

      Battery select external                 JP23           pins 2 & 3
                                                              closed

              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 (U20,       TAG (U31)
                                                U21)

     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

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

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

  Note: Bank 0 = U32, U35, U37 & U39. Bank 1 = U33, U34, U36 & U38.

                   CACHE JUMPER CONFIGURATION

   Size        JP3        JP4        JP5        JP6       JP7

   32KB      Closed      Open       Open       Open      Closed

   64KB      Closed     Closed      Open       Open      Closed

   128KB     Closed     Closed      Open       Open       Open

   256KB     Closed     Closed     Closed     Closed      Open

             CACHE JUMPER CONFIGURATION (CONT)

   Size       JP8      JP10       JP11      JP12      JP13

   32KB     Closed     1 & 2      Open     2 & 3      Open

   64KB     Closed     1 & 2      Open      Open     1 & 2

  128KB     Closed     2 & 3     1 & 2      Open     1 & 2

  256KB      Open      2 & 3     1 & 2     1 & 2     1 & 2

  Note: Pins designated should be in the closed position.

                    CACHE JUMPER CONFIGURATION (CONT)

    Size           JP18           JP19           JP20           JP21

    32KB        pins 2 & 3        Open           Open         pins 2 & 3
                  closed                                       closed

    64KB        pins 2 & 3        Open        pins 1 & 2      pins 1 & 2
                  closed                        closed         closed

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

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

