MICRO-STAR INTERNATIONAL CO., LTD. ================================== MS-4132G VLB 486 SI3G Processor 80486SX/80487SX/80486SX-SL/80486DX/80486DX-SL Processor Speed 25/33/40/50MHz Chip Set SIS Max. Onboard 32MB DRAM Cache 128/256KB BIOS Phoenix Dimensions 254mm x 218mm I/O Options 32-Bit VESA local bus slots (3) NPU Options None +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |---------------------+----------+----------------+----------| | Internal keyboard | CN1 | Power saving | JG3 | | connector | | switch | | |---------------------+----------+----------------+----------| | External battery | JB | 32-Bit VESA | S1 | | | | local bus slot | | |---------------------+----------+----------------+----------| | Green Function | JC7 | 32-Bit VESA | S2 | | | | local bus slot | | |---------------------+----------+----------------+----------| | Monitor power | JG1 | 32-Bit VESA | S3 | | control | | local bus slot | | |---------------------+----------+----------------+----------| | Green PC LED | JG2 | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | PIN OUT CONFIGURATION | |------------------------------------------------------------| | Connector | JFP | |----------------------------+-------------------------------| | Keylock | pins 1 & 2 closed | |----------------------------+-------------------------------| | Power LED | pins 3 & 5 closed | |----------------------------+-------------------------------| | Turbo LED | pins 12 & 13 closed | |----------------------------+-------------------------------| | Turbo switch | pins 15, 16, & 17 closed | |----------------------------+-------------------------------| | Reset | pins 19 & 20 closed | |----------------------------+-------------------------------| | Speaker | pins 7, 8, 9, & 10 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Jumper | Position | |--------------------------------------+--------+------------| |>> | CPU PQFP not installed | JC1 | Closed | |---+----------------------------------+--------+------------| | | CPU PQFP installed | JC1 | Open | |---+----------------------------------+--------+------------| |>> | Monitor type select monochrome | JP1 | Open | |---+----------------------------------+--------+------------| | | Monitor type select color | JP1 | Closed | |---+----------------------------------+--------+------------| |>> | Factory configured - do not | JP4A | pins 1 & 2 | | | alter | | closed | |---+----------------------------------+--------+------------| |>> | Factory configured - do not | JP16 | N/A | | | alter | | | |---+----------------------------------+--------+------------| |>> | Normal VL-bus card installed | JP23 | Open | |---+----------------------------------+--------+------------| | | Special VL-bus card installed | JP23 | Closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | TAG | |------------+---------------+---------------+---------------| | 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 | |------------------------------------------------------------| | Size | JS1 | JS2 | |------------------+--------------------+--------------------| | 128KB | pins 1 & 2 closed | pins 1 & 2 closed | |------------------+--------------------+--------------------| | 256KB | pins 2 & 3 closed | pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE CONFIGURATION | |------------------------------------------------------------| | Type | JC2 | JC3 | JC4 | JC5 | JC6 | JC8 | JC9 | |----------+------+-------+------+------+------+------+------| | 80486SX | Open |pins 2 | N/A | N/A | Open |Closed|Closed| | | | & 3 | | | | | | |----------+------+-------+------+------+------+------+------| |80486SX-SL|pins 2|pins 2 |pins 1|pins 1| Open |Closed|Closed| | | & 3 | & 3 | & 2 | & 2 | | | | |----------+------+-------+------+------+------+------+------| | 80487SX | Open |1 & 2, | N/A | N/A |pins 1| Open | Open | | | | 3 & 4 | | | & 2 | | | |----------+------+-------+------+------+------+------+------| | 80486DX | Open |1 & 2, | N/A | N/A |pins 2| Open | Open | | | | 3 & 4 | | | & 3 | | | |----------+------+-------+------+------+------+------+------| |80486DX-SL|pins 2|1 & 2, |pins 1|pins 1|pins 2|Closed|Closed| | | & 3 | 3 & 4 | & 2 | & 2 | & 3 | | | |------------------------------------------------------------| |Note:Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | VESA WAIT STATE/BUS SPEED CONFIGURATION | |------------------------------------------------------------| | Speed | Wait states | JP8 | JP9 | |---------------+---------------+--------------+-------------| | < 33MHz | 0 wait states | Open | Open | |---------------+---------------+--------------+-------------| | > 33MHz | 1 wait state | Closed | Closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED CONFIGURATION | |------------------------------------------------------------| | Speed | JK1 | JK2 | JK3 | JK4 | |---------+----------+---------+---------+-------------------| | 25MHz | Open | Open | Closed | pins 2 & 3 closed | |---------+----------+---------+---------+-------------------| | 33MHz | Closed | Open | Open | pins 2 & 3 closed | |---------+----------+---------+---------+-------------------| | 40MHz | Closed | Closed | Open | pins 2 & 3 closed | |---------+----------+---------+---------+-------------------| | 50MHz | Open | Closed | Open | pins 1 & 2 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM BANK AND JUMPER CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | JM1 | JM2 | JM3 | |------+---------------+----------+--------+-----+-----+-----| | 4MB | (1) 256KB x | (1) | NONE | 1 & | N/A | N/A | | | 36 DS | 512KB x | | 2 | | | | | | 36 | | | | | |------+---------------+----------+--------+-----+-----+-----| | 4MB | (1) 256K x 36 | (1) | (4) | 1 & | 4 & | 1 & | | | | 512KB x | 256K x | 2 | 5 | 2 | | | | 36 | 9 | | | | |------+---------------+----------+--------+-----+-----+-----| | 4MB | (1) 512KB x | (1) | NONE | 2 & | N/A | N/A | | | 36 | 512KB x | | 3 | | | | | | 36 | | | | | |------+---------------+----------+--------+-----+-----+-----| | 4MB | (1) 1M x 36 | NONE | NONE | N/A | N/A | N/A | |------+---------------+----------+--------+-----+-----+-----| | 4MB | NONE | NONE | (4) 1M | N/A | N/A | 2 & | | | | | x 9 | | | 3 | |------+---------------+----------+--------+-----+-----+-----| | 8MB | (1) 256KB x | (1) | (4) 1M | 1 & | 1 & | 1 & | | | 36 DS | 512KB x | x 9 | 2 | 2 | 2 | | | | 36 | | | | | |------+---------------+----------+--------+-----+-----+-----| | 8MB | (1) 256KB x | (1) 1M x | NONE | 1 & | N/A | N/A | | | 36 DS | 36 | | 2 | | | |------+---------------+----------+--------+-----+-----+-----| | 8MB | (1) 256KB x | NONE | (4) 1M | N/A | 2 & | 1 & | | | 36 DS | | x 9 | | 3 | 2 | |------+---------------+----------+--------+-----+-----+-----| | 8MB | (1) 1M x 36 | (1) 1M x | NONE | 2 & | N/A | N/A | | | | 36 | | 3 | | | |------+---------------+----------+--------+-----+-----+-----| | 8MB | (1) 1M x 36 | NONE | (4) 1M | N/A | 4 & | 1 & | | | | | x 9 | | 5 | 2 | |------+---------------+----------+--------+-----+-----+-----| | 8MB | (1) 1M x 36 | NONE | NONE | N/A | N/A | N/A | | | DS | | | | | | |------+---------------+----------+--------+-----+-----+-----| | 12MB | (1) 256KB x | (1) 1M x | (4) 1M | 1 & | 1 & | 1 & | | | 36 DS | 36 | x 9 | 2 | 2 | 2 | |------+---------------+----------+--------+-----+-----+-----| | 12MB | (1) 1M x 36 | (1) 1M x | (4) 1M | 1 & | 4 & | 1 & | | | | 36 | x 9 | 2 | 5 | 2 | |------+---------------+----------+--------+-----+-----+-----| | 16MB | (1) 1M x 36 | (1) 1M x | (4) 1M | 1 & | 1 & | 1 & | | | DS | 36 | x 9 | 2 | 2 | 2 | |------+---------------+----------+--------+-----+-----+-----| | 16MB | (1) 1M x 36 | (1) 1M x | NONE | 1 & | 1 & | 1 & | | | DS | 36 DS | | 2 | 2 | 2 | |------+---------------+----------+--------+-----+-----+-----| | 16MB | (1) 4M x 36 | NONE | NONE | N/A | N/A | N/A | |------+---------------+----------+--------+-----+-----+-----| | 16MB | NONE | NONE | (4) 4M | N/A | N/A | 2 & | | | | | x 9 | | | 3 | |------+---------------+----------+--------+-----+-----+-----| | 20MB | (1) 2M x 36 | (1) 2M x | (4) 4M | 2 & | 2 & | 1 & | | | | 36 | x 9 | 3 | 3 | 2 | |------+---------------+----------+--------+-----+-----+-----| | 24MB | (1) 2M x 36 | (1) 4M x | (4) 4M | 1 & | 1 & | 1 & | | | DS | 36 | x 9 | 2 | 2 | 2 | |------+---------------+----------+--------+-----+-----+-----| | 32MB | (1) 4M x 36 | (1) 4M x | NONE | 2 & | N/A | N/A | | | | 36 | | 3 | | | |------+---------------+----------+--------+-----+-----+-----| | 64MB | (1) 4M x 36 | (1) 4M x | NONE | 1 & | 1 & | 1 & | | | DS | 36 DS | | 2 | 2 | 2 | |------+---------------+----------+--------+-----+-----+-----| | 64MB | (1) 4M x 36 | (1) 4M x | (4) 4M | 1 & | 1 & | 1 & | | | DS | 36 | x 9 | 2 | 2 | 2 | |------------------------------------------------------------| | Note:Pins designated should be in the closed position. | +------------------------------------------------------------+