MAGITRONICS

A-B432-C

Processor           80486DX/80486DX2
Processor Speed     25/33/50(internal)/50/66(internal)MHz
Chip Set            OPTI
Max. Onboard DRAM   32MB
SRAM Cache          64/256KB
BIOS                AMI/Award
Dimensions          220mm x 220mm
I/O Options         None
NPU Options         None

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                  Location

  External battery             J1       Turbo LED                 JP11

  Speaker                     J17       Reset switch               SW1

  Power LED & keylock         J18       Turbo switch               SW2

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   CMOS memory normal operation             JP1           pins 2 & 3
                                                              closed

      CMOS memory clear                        JP1           pins 1 & 2
                                                              closed

  »   Monitor type select color                JP2            closed

      Monitor type select monochrome           JP2             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

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

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

                    CACHE CONFIGURATION

     Size          Bank 0         Bank 1          TAG

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

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

       CACHE JUMPER CONFIGURATION

   Size      JP4       JP6       JP7

   64KB      open     open      open

  256KB     closed   closed    closed