IBM CORPORATION =============== APTIVA 2144 Processor 80486SX/80486SX2/80487SX/80486DX/80486DX2/P24T Processor Speed 25/33/50(internal)/66(internal)MHz Chip Set Unidentified Video Chip Set Unidentified Maximum Onboard 64MB Memory Maximum Video Unidentified Memory Cache 128/256KB BIOS Unidentified Dimensions 254mm x 218mm I/O Options Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), VESA feature connector, VGA port, riser slot, NPU Options None +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |------------------+----------+-------------------+----------| | VGA port | CN1 | Floppy drive | CN8 | | | | interface | | |------------------+----------+-------------------+----------| | Parallel port | CN2 | IDE interface LED | J26 | |------------------+----------+-------------------+----------| | Serial port | CN3 | Speaker | J27 | |------------------+----------+-------------------+----------| | Serial port | CN4 | Auxiliary power | J29 | | | | connector | | |------------------+----------+-------------------+----------| | PS/2 mouse port | CN5 | Auxiliary power | J30 | | | | connector | | |------------------+----------+-------------------+----------| | VESA feature | CN6 | Chassis fan power | J38 | | connector | | | | |------------------+----------+-------------------+----------| | IDE interface | CN7 | Riser slot | SL1 | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Label | Position | |-------------------------------+--------+-------------------| | | On board video enabled | J15 | Pins 1 & 2 closed | |---+---------------------------+--------+-------------------| | | On board video disabled | J15 | Pins 2 & 3 closed | |---+---------------------------+--------+-------------------| | | Parity enabled | J50 | Pins 1 & 2 closed | |---+---------------------------+--------+-------------------| | | Parity disabled | J50 | Pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |------+-------------+-------------+------------+------------| | 1MB | (1) 256K x | None | None | None | | | 36 | | | | |------+-------------+-------------+------------+------------| | 2MB | (1) 512K x | None | None | None | | | 36 | | | | |------+-------------+-------------+------------+------------| | 4MB | (1) 1M x 36 | None | None | None | |------+-------------+-------------+------------+------------| | 4MB | (1) 512K x | (1) 512K x | None | None | | | 36 | 36 | | | |------+-------------+-------------+------------+------------| | 4MB | (1) 256K x | (1) 256K x | (1) 256K x | (1) 256K x | | | 36 | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 5MB | (1) 1M x 36 | (1) 256K x | None | None | | | | 36 | | | |------+-------------+-------------+------------+------------| | 6MB | (1) 1M x 36 | (1) 256K x | (1) 256K x | None | | | | 36 | 36 | | |------+-------------+-------------+------------+------------| | 7MB | (1) 1M x 36 | (1) 256K x | (1) 256K x | (1) 256K x | | | | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 8MB | (1) 2M x 36 | None | None | None | |------+-------------+-------------+------------+------------| | 8MB | (1) 1M x 36 | (1) 1M x 36 | None | None | |------+-------------+-------------+------------+------------| | 10MB | (1) 2M x 36 | (1) 256K x | (1) 256K x | None | | | | 36 | 36 | | |------+-------------+-------------+------------+------------| | 12MB | (1) 2M x 36 | (1) 1M x 36 | None | None | |------+-------------+-------------+------------+------------| | 12MB | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x | None | | | | | 36 | | |------+-------------+-------------+------------+------------| | 14MB | (1) 2M x 36 | (1) 512K x | (1) 512K x | (1) 512K x | | | | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 16MB | (1) 4M x 36 | None | None | None | |------+-------------+-------------+------------+------------| | 16MB | (1) 2M x 36 | (1) 2M x 36 | None | None | |------+-------------+-------------+------------+------------| | 16MB | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x | (1) 1M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 17MB | (1) 4M x 36 | (1) 256K x | None | None | | | | 36 | | | |------+-------------+-------------+------------+------------| | 18MB | (1) 4M x 36 | (1) 256K x | (1) 256K x | None | | | | 36 | 36 | | |------+-------------+-------------+------------+------------| | 20MB | (1) 4M x 36 | (1) 1M x 36 | None | None | |------+-------------+-------------+------------+------------| | 22MB | (1) 4M x 36 | (1) 512K x | (1) 512K x | (1) 512K x | | | | 36 | 36 | 36 | |------+-------------+-------------+------------+------------| | 24MB | (1) 4M x 36 | (1) 1M x 36 | (1) 1M x | None | | | | | 36 | | |------+-------------+-------------+------------+------------| | 28MB | (1) 4M x 36 | (1) 1M x 36 | (1) 1M x | (1) 1M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 32MB | (1) 8M x 36 | None | None | None | |------+-------------+-------------+------------+------------| | 32MB | (1) 4M x 36 | (1) 4M x 36 | None | None | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |------+-------------+-------------+------------+------------| | 32MB | (1) 2M x 36 | (1) 2M x 36 | (1) 2M x | (1) 2M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 34MB | (1) 8M x 36 | (1) 512K x | None | None | | | | 36 | | | |------+-------------+-------------+------------+------------| | 36MB | (1) 8M x 36 | (1) 1M x 36 | None | None | |------+-------------+-------------+------------+------------| | 40MB | (1) 2M x 36 | (1) 8M x 36 | None | None | |------+-------------+-------------+------------+------------| | 44MB | (1) 8M x 36 | (1) 1M x 36 | (1) 1M x | (1) 1M x | | | | | 36 | 36 | |------+-------------+-------------+------------+------------| | 48MB | (1) 8M x 36 | (1) 2M x 36 | (1) 2M x | None | | | | | 36 | | |------+-------------+-------------+------------+------------| | 64MB | (1) 8M x 36 | (1) 8M x 36 | None | None | |------+-------------+-------------+------------+------------| | 64MB | (1) 4M x 36 | (1) 4M x 36 | (1) 4M x | (1) 4M x | | | | | 36 | 36 | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | J12 | J13 | J16 | J17 | J51 | |----------+----------+----------+---------+--------+--------| | 128KB | 2 & 3 | 1 & 2 | 2 & 3 | 1 & 2 | 1 & 2 | |----------+----------+----------+---------+--------+--------| | 256KB | 1 & 2 | 2 & 3 | 1 & 2 | 2 & 3 | 2 & 3 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | VIDEO MEMORY CONFIGURATION | |------------------------------------------------------------| | Note: The size of the video memory chip is unidentified. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION | |------------------------------------------------------------| | Speed | J37 | |------------------------------+-----------------------------| | 25MHz | Closed | |------------------------------+-----------------------------| | 33MHz | Open | |------------------------------+-----------------------------| | 50iMHz | Closed | |------------------------------+-----------------------------| | 66iMHz | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION | |------------------------------------------------------------| | Processor | Processor | J24 | J25 | J31 | | installed | upgrade | | | | |---------------+-----------+----------+----------+----------| | 80486SX | 80486SX2 | Pins 1 & | Pins 2 & | Pins 1 & | | | | 2 closed | 3 closed | 2 closed | |---------------+-----------+----------+----------+----------| | 80486SX | 80487SX | Pins 2 & | Pins 2 & | Pins 1 & | | | | 3 closed | 3 closed | 2 closed | |---------------+-----------+----------+----------+----------| | 80486SX | 80486DX | Pins 1 & | Pins 2 & | Pins 1 & | | | | 2 closed | 3 closed | 2 closed | |---------------+-----------+----------+----------+----------| | 80486SX | 80486DX2 | Pins 1 & | Pins 2 & | Pins 1 & | | | | 2 closed | 3 closed | 2 closed | |---------------+-----------+----------+----------+----------| | 80486SX | P24T | Pins 2 & | Pins 2 & | Pins 1 & | | | | 3 closed | 3 closed | 2 closed | |---------------+-----------+----------+----------+----------| | 80486SX2 | P24T | Pins 2 & | Pins 1 & | Pins 2 & | | | | 3 closed | 2 closed | 3 closed | |---------------+-----------+----------+----------+----------| | 80486DX | 80486SX2 | Pins 2 & | Pins 1 & | Pins 2 & | | | | 3 closed | 2 closed | 3 closed | |---------------+-----------+----------+----------+----------| | 80486DX | 80486DX2 | Pins 1 & | Pins 1 & | Pins 2 & | | | | 2 closed | 2 closed | 3 closed | |---------------+-----------+----------+----------+----------| | 80486DX | P24T | Pins 1 & | Pins 1 & | Pins 2 & | | | | 2 closed | 2 closed | 3 closed | |---------------+-----------+----------+----------+----------| | 80486DX2 | P24T | Pins 2 & | Pins 1 & | Pins 2 & | | | | 3 closed | 2 closed | 3 closed | +------------------------------------------------------------+