UNIDENTIFIED ============ POWERSPEC (VER. 2) Processor CX486S/80486SX/ODP486SX/80486DX/80486DX2/ODP486DX2 Processor 20/25/33/40/50(internal)/50/66(internal)MHz Speed Chip Set Unidentified Video Chip None Set Maximum 64MB Onboard Memory Maximum None Video Memory Cache 32/64/128/256KB BIOS AMI Dimensions 254mm x 218mm I/O Options 32-bit VESA local bus slots (3) NPU Options None +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |-------------------+----------+------------------+----------| | External battery | JP21 | Turbo switch | JP25 | |-------------------+----------+------------------+----------| | Power LED & | JP22 | Reset switch | JP26 | | keylock | | | | |-------------------+----------+------------------+----------| | Speaker | JP23 | 32-bit VESA | SL1 - | | | | local bus slots | SL3 | |-------------------+----------+------------------+----------| | Turbo LED | JP24 | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Label | Position | |-------------------------------------+---------+------------| | | Battery type select internal | JP1 | Closed | |---+---------------------------------+---------+------------| | | Battery type select external | JP1 | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | |------------+---------------+---------------+---------------| | 1MB | (4) 256K x 9 | None | None | |------------+---------------+---------------+---------------| | 2MB | (4) 256K x 9 | (1) 256K x 36 | None | |------------+---------------+---------------+---------------| | 2MB | (4) 256K x 9 | None | (1) 256K x 36 | |------------+---------------+---------------+---------------| | 2MB | None | (1) 256K x 36 | (1) 256K x 36 | |------------+---------------+---------------+---------------| | 2MB | None | (1) 512K x 36 | None | |------------+---------------+---------------+---------------| | 3MB | (4) 256K x 9 | (1) 256K x 36 | (1) 256K x 36 | |------------+---------------+---------------+---------------| | 3MB | (4) 256K x 9 | (1) 512K x 36 | None | |------------+---------------+---------------+---------------| | 3MB | None | (1) 512K x 36 | (1) 256K x 36 | |------------+---------------+---------------+---------------| | 4MB | (4) 1M x 9 | None | None | |------------+---------------+---------------+---------------| | 4MB | None | (1) 512K x 36 | (1) 512K x 36 | |------------+---------------+---------------+---------------| | 5MB | (4) 1M x 9 | (1) 256K x 36 | None | |------------+---------------+---------------+---------------| | 5MB | None | (1) 1M x 36 | (1) 256K x 36 | |------------+---------------+---------------+---------------| | 5MB | (4) 256K x 9 | None | (1) 1M x 36 | |------------+---------------+---------------+---------------| | 6MB | (4) 1M x 9 | (1) 256K x 36 | (1) 256K x 36 | |------------+---------------+---------------+---------------| | 6MB | (4) 256K x 9 | (1) 1M x 36 | (1) 256K x 36 | |------------+---------------+---------------+---------------| | 6MB | (4) 256K x 9 | (1) 256K x 36 | (1) 1M x 36 | |------------+---------------+---------------+---------------| | 6MB | None | (1) 512K x 36 | (1) 1M x 36 | |------------+---------------+---------------+---------------| | 7MB | (4) 1M x 9 | (1) 512K x 36 | (1) 256K x 36 | |------------+---------------+---------------+---------------| | 8MB | (4) 1M x 9 | (1) 1M x 36 | None | |------------+---------------+---------------+---------------| | 8MB | None | (1) 1M x 36 | (1) 1M x 36 | |------------+---------------+---------------+---------------| | 9MB | (4) 1M x 9 | (1) 1M x 36 | (1) 256K x 36 | |------------+---------------+---------------+---------------| | 9MB | (4) 256K x 9 | (1) 1M x 36 | (1) 1M x 36 | |------------+---------------+---------------+---------------| | 10MB | (4) 1M x 9 | (1) 512K x 36 | (1) 1M x 36 | |------------+---------------+---------------+---------------| | 12MB | (4) 1M x 9 | (1) 1M x 36 | (1) 1M x 36 | |------------+---------------+---------------+---------------| | 12MB | (4) 1M x 9 | (1) 2M x 36 | None | |------------+---------------+---------------+---------------| | 12MB | None | (1) 2M x 36 | (1) 1M x 36 | |------------+---------------+---------------+---------------| | 13MB | (4) 256K x 9 | (1) 2M x 36 | (1) 1M x 36 | |------------+---------------+---------------+---------------| | 13MB | (4) 1M x 9 | (1) 2M x 36 | (1) 256K x 36 | |------------+---------------+---------------+---------------| | 16MB | (4) 4M x 9 | None | None | |------------+---------------+---------------+---------------| | 16MB | (4) 1M x 9 | (1) 2M x 36 | (1) 1M x 36 | |------------+---------------+---------------+---------------| | 16MB | None | (1) 2M x 36 | (1) 2M x 36 | |------------+---------------+---------------+---------------| | 17MB | (4) 4M x 9 | (1) 256K x 36 | None | |------------+---------------+---------------+---------------| | 17MB | (4) 256K x 9 | None | (1) 4M x 36 | |------------+---------------+---------------+---------------| | 18MB | (4) 4M x 9 | (1) 256K x 36 | (1) 256K x 36 | |------------+---------------+---------------+---------------| | 18MB | (4) 256K x 9 | (1) 4M x 36 | (1) 256K x 36 | |------------+---------------+---------------+---------------| | 19MB | (4) 4M x 9 | (1) 512K x 36 | (1) 256K x 36 | |------------+---------------+---------------+---------------| | 20MB | (4) 4M x 9 | (1) 1M x 36 | None | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION (CON'T) | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | |------------+---------------+---------------+---------------| | 20MB | (4) 1M x 9 | None | (1) 4M x 36 | |------------+---------------+---------------+---------------| | 21MB | (4) 256K x 9 | (1) 4M x 36 | (1) 1M x 36 | |------------+---------------+---------------+---------------| | 21MB | (4) 1M x 9 | (1) 256K x 36 | (1) 4M x 36 | |------------+---------------+---------------+---------------| | 21MB | (4) 4M x 9 | (1) 256K x 36 | (1) 1M x 36 | |------------+---------------+---------------+---------------| | 22MB | (4) 4M x 9 | (1) 512K x 36 | (1) 1M x 36 | |------------+---------------+---------------+---------------| | 24MB | (4) 4M x 9 | (1) 1M x 36 | (1) 1M x 36 | |------------+---------------+---------------+---------------| | 24MB | (4) 1M x 9 | (1) 4M x 36 | (1) 1M x 36 | |------------+---------------+---------------+---------------| | 24MB | None | (1) 2M x 36 | (1) 4M x 36 | |------------+---------------+---------------+---------------| | 25MB | (4) 256K x 9 | (1) 2M x 36 | (1) 4M x 36 | |------------+---------------+---------------+---------------| | 25MB | (4) 4M x 9 | (1) 2M x 36 | (1) 256K x 36 | |------------+---------------+---------------+---------------| | 28MB | (4) 4M x 9 | (1) 2M x 36 | (1) 1M x 36 | |------------+---------------+---------------+---------------| | 28MB | (4) 1M x 9 | (1) 2M x 36 | (1) 4M x 36 | |------------+---------------+---------------+---------------| | 32MB | (4) 4M x 9 | (1) 4M x 36 | None | |------------+---------------+---------------+---------------| | 32MB | None | (1) 4M x 36 | (1) 4M x 36 | |------------+---------------+---------------+---------------| | 33MB | (4) 256K x 9 | (1) 4M x 36 | (1) 4M x 36 | |------------+---------------+---------------+---------------| | 33MB | (4) 4M x 9 | (1) 4M x 36 | (1) 256K x 36 | |------------+---------------+---------------+---------------| | 34MB | (4) 4M x 9 | (1) 512K x 36 | (1) 4M x 36 | |------------+---------------+---------------+---------------| | 36MB | (4) 1M x 9 | (1) 4M x 36 | (1) 4M x 36 | |------------+---------------+---------------+---------------| | 36MB | (4) 4M x 9 | (1) 4M x 36 | (1) 1M x 36 | |------------+---------------+---------------+---------------| | 40MB | (4) 4M x 9 | (1) 2M x 36 | (1) 4M x 36 | |------------+---------------+---------------+---------------| | 48MB | (4) 4M x 9 | (1) 4M x 36 | (1) 4M x 36 | |------------+---------------+---------------+---------------| | 64MB | (4) 16M x 9 | None | None | |------------------------------------------------------------| | Note: Banks 1 & 2 are interchangeable. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | TAG | |----------+---------------+---------------+-----------------| | 32KB | (4) 8K x 8 | None | (1) 8K x 8 | |----------+---------------+---------------+-----------------| | 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) 16K/32K x 8 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE JUMPER CONFIGURATION | |------------------------------------------------------------| | Size | JP15 | JP16 | JP17 | JP19 | JP20 | |----------+---------+---------+---------+---------+---------| | 32KB | 2 & 3 | Open | Open | Open | Open | |----------+---------+---------+---------+---------+---------| | 64KB | 1 & 2 | Open | Open | Closed | Open | |----------+---------+---------+---------+---------+---------| | 128KB | 2 & 3 | 2 & 3 | Closed | Closed | Open | |----------+---------+---------+---------+---------+---------| | 256KB | 1 & 2 | 1 & 2 | Closed | Closed | Closed | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE TAG CONFIGURATION | |------------------------------------------------------------| | Size | JP27 | |----------------------------+-------------------------------| | 8K x 8 | Pins 1 & 2 closed | |----------------------------+-------------------------------| | 16K x 8 | Pins 2 & 3 closed | |----------------------------+-------------------------------| | 32K x 8 | Pins 1 & 2 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION | |------------------------------------------------------------| | Speed | JP2 | JP3 | JP4 | JP7 | JP18 | |----------+----------+----------+---------+--------+--------| | 20MHz | Open | Open | Open | 1 & 2 | Open | |----------+----------+----------+---------+--------+--------| | 25MHz | Closed | Open | Open | 1 & 2 | Open | |----------+----------+----------+---------+--------+--------| | 33MHz | Closed | Closed | Closed | 1 & 2 | Open | |----------+----------+----------+---------+--------+--------| | 40MHz | Closed | Closed | Open | 2 & 3 | Closed | |----------+----------+----------+---------+--------+--------| | 50iMHz | Closed | Open | Open | 1 & 2 | Open | |----------+----------+----------+---------+--------+--------| | 50MHz | Open | Open | Closed | 2 & 3 | Closed | |----------+----------+----------+---------+--------+--------| | 66iMHz | Closed | Closed | Closed | 1 & 2 | Open | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION | |------------------------------------------------------------| | Type | JP6 | JP9 | JP11 | JP12 | JP14 | |----------------+-------+-------+-----------+-------+-------| | CX486S | Open | Open | 2 & 3 | 2 & 3 | Open | |----------------+-------+-------+-----------+-------+-------| | CX486S+CX83D87 | 1 & 2 | 1 & 2 | 1 & 2, 3 | 1 & 2 | 2 & 3 | | | | | & 4 | | | |----------------+-------+-------+-----------+-------+-------| | 80486SX | Open | Open | 2 & 3 | 2 & 3 | Open | |----------------+-------+-------+-----------+-------+-------| | ODP486SX | Open | 2 & 3 | 1 & 2, 3 | 2 & 3 | Open | | | | | & 4 | | | |----------------+-------+-------+-----------+-------+-------| | 80486DX | Open | 1 & 2 | 1 & 2, 3 | 2 & 3 | Open | | | | | & 4 | | | |----------------+-------+-------+-----------+-------+-------| | 80486DX2 | Open | 1 & 2 | 1 & 2, 3 | 2 & 3 | Open | | | | | & 4 | | | |----------------+-------+-------+-----------+-------+-------| | ODP486DX2 | Open | 2 & 3 | 1 & 2, 3 | 2 & 3 | Open | | | | | & 4 | | | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+