CORE INTERNATIONAL, INC. ======================== ATOMIZER 386/20 Processor 80386DX Processor Speed 20MHz Chip Set NEC Max. Onboard DRAM 8MB Cache Unidentified BIOS Award/Phoenix Dimensions 330mm x 218mm I/O Options 32-bit external memory card slot NPU Options 80387 +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |---------------+----------+----------------------+----------| | Reset switch | J20 | Turbo LED | J23 | |---------------+----------+----------------------+----------| | Power LED & | J21 | 32-bit external | S1 | | keylock | | memory card | | |---------------+----------+----------------------+----------| | Speaker | J22 | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Jumper/Switch | Position | |-------------------------------+---------------+------------| |>> | BIOS type select 27256 | J19 | pins 1 & 2 | | | | | closed | |---+---------------------------+---------------+------------| | | BIOS type select 27128 | J19 | pins 2 & 3 | | | | | closed | |---+---------------------------+---------------+------------| |>> | Conventional memory size | SW1/1 | On | | | select 512KB | | | |---+---------------------------+---------------+------------| | | Conventional memory size | SW1/1 | Off | | | select 640KB | | | |---+---------------------------+---------------+------------| |>> | Onboard EGA BIOS enabled | SW1/5 | On | |---+---------------------------+---------------+------------| | | Onboard EGA BIOS disabled | SW1/5 | Off | |---+---------------------------+---------------+------------| |>> | Factory configured - do | SW1/6 | Off | | | not alter | | | |---+---------------------------+---------------+------------| |>> | CPU speed at boot select | SW1/7 | On | | | 20MHz | | | |---+---------------------------+---------------+------------| | | CPU speed at boot select | SW1/7 | Off | | | 8MHz | | | |---+---------------------------+---------------+------------| |>> | Monitor type select | SW1/8 | Off | | | monochrome | | | |---+---------------------------+---------------+------------| | | Monitor type select color | SW1/8 | On | |------------------------------------------------------------| | Note:The location of J19 is unidentified. | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM SWITCH CONFIGURATION | |------------------------------------------------------------| | Size | SW1/2 | SW1/3 | SW1/4 | |--------------+---------------+--------------+--------------| | 1MB | Off | On | On | |--------------+---------------+--------------+--------------| | 2MB | Off | Off | On | |--------------+---------------+--------------+--------------| | 4MB | Off | On | Off | |--------------+---------------+--------------+--------------| | 8MB | On | Off | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE CONFIGURATION | |------------------------------------------------------------| | Note:Although cache chips are diagrammed in the users | | manual, no information concerning cache sizes or | | configurations are listed in the users manual nor are they | | available from the manufacturer. | +------------------------------------------------------------+