
ASUS COMPUTER INTERNATIONAL

1433AEA-P/1450AEA-P

Processor        80486SX/80487SX/80486DX/ODP486SX/80486DX2
Processor Speed  20/25/33/50(internal)50/66(internal)MHz
Chip Set         Biostar
Max. Onboard DRAM32MB
Cache            64/128/256KB
BIOS             AMI
Dimensions       330mm x 218mm
I/O Options      None
NPU Options      None

[Image]

                                CONNECTIONS

  Purpose               Location       Purpose              Location

  External                JP8          Reset switch     JP15/pins 12 - 13
  battery

  Speaker           JP15/pins 1 - 4    Turbo switch     JP15/pins 15 - 16

  Keylock & power   JP15/pins 5 - 9    5 volt ground    JP15/pins 17 - 18
  LED

  Turbo LED          JP15/pins 10 -
                           11

                        USER CONFIGURABLE SETTINGS

                Function                      Jumper         Position

     Factory configured-do not alter          JP4           pins 2 & 3
                                                              closed

      Tag RAM select 7-bit                     JP6           pins 1 & 2
                                                              closed

      Tag RAM select 8-bit                     JP6           pins 2 & 3
                                                              closed

     Battery & RTC chip select                JP11            Open

      Dallas 1287 chip select                  JP11           Closed

     Monitor type select color                JP14          pins 1 & 2
                                                              closed

      Monitor type select monochrome           JP14          pins 2 & 3
                                                              closed

     CMOS normal operation                    JP16          pins 2 & 3
                                                              closed

      CMOS clear                               JP16          pins 1 & 2
                                                              closed

                      CLOCK SPEED SELECT

        Speed                JP5                 JP10

        50MHz          pins 1 & 2 closed        Closed

        Other          pins 2 & 3 closed         Open

                              CPU TYPE SELECT

           Type                     JP13                    JP20

          80486SX                   Open              pins 1 & 2 closed

  80487SX/80486 Overdrive     pins 1 & 2 closed       pins 2 & 3 closed

        80486DX/DX2           pins 2 & 3 closed       pins 2 & 3 closed

                    CACHE CONFIGURATION

  Cache 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

      Cache Size                  JP12                     JP19

         64KB                     Open               pins 1 & 2 closed

         128KB              pins 1 & 2, 3 & 4        pins 2 & 3 closed
                                 closed

         256KB           pins 1 & 2, 3 & 4, 5 &      pins 1 & 2 closed
                                6 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

      5MB         (4) 256K x 9    (4) 1M x 9

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

      16MB        (4) 4M x 9         NONE

      20MB        (4) 4M x 9      (4) 1M x 9

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

