DTK COMPUTER, INC. ================== PKM-3363Y (VER. 1.00) Processor 80486SX/80487SX/80486DX/P23T Processor 16/20/25/33MHz Speed Chip Set Symphony Max. Onboard 32MB DRAM Cache 64/256KB BIOS AMI/DTK Dimensions 330mm x 222mm I/O Options Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), VGA feature connector, VGA port, riser slot NPU Options None +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |----------------+----------+---------------------+----------| | Reset switch | J1 | Serial port 2 | J28 | |----------------+----------+---------------------+----------| | Turbo LED | J2 | Floppy drive | J35 | | | | interface | | |----------------+----------+---------------------+----------| | Turbo switch | J3 | IDE interface | J36 | |----------------+----------+---------------------+----------| | Power LED & | J5 | IDE interface LED | J37 | | keylock | | | | |----------------+----------+---------------------+----------| | VGA feature | J23 | Parallel port | J47 | | connector | | | | |----------------+----------+---------------------+----------| | VGA port | J24 | PS/2 mouse port | J48 | |----------------+----------+---------------------+----------| | Serial port 1 | J25 | Riser slot | SL1 | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Jumper | Position | |--------------------------------------+--------+------------| |>> | Cache write hit wait state | J8 | Closed | | | select 0 wait states | | | |---+----------------------------------+--------+------------| | | Cache write hit wait state | J8 | Open | | | select 1 wait state | | | |---+----------------------------------+--------+------------| |>> | On board VGA wait state select 0 | J27 | Closed | | | wait states | | | |---+----------------------------------+--------+------------| | | On board VGA wait state select 1 | J27 | Open | | | wait state | | | |---+----------------------------------+--------+------------| |>> | VGA and system BIOS combined | J29 | Closed | |---+----------------------------------+--------+------------| | | VGA and system BIOS not combined | J29 | Open | |---+----------------------------------+--------+------------| |>> | Parallel port IRQ select IRQ7 | J32 | pins 2 & 3 | | | | | closed | |---+----------------------------------+--------+------------| | | Parallel port IRQ select IRQ5 | J32 | pins 1 & 2 | | | | | closed | |---+----------------------------------+--------+------------| |>> | Monitor type select monochrome | J33 | Closed | |---+----------------------------------+--------+------------| | | Monitor type select color | J33 | Open | |---+----------------------------------+--------+------------| | | Floppy drive interface enabled | J46 | pins 1 & 2 | | | | | closed | |---+----------------------------------+--------+------------| | | Floppy drive interface disabled | J46 | pins 2 & 3 | | | | | closed | |---+----------------------------------+--------+------------| |>> | Cache enabled | J50 | Closed | |---+----------------------------------+--------+------------| | | Cache disabled | J50 | Open | |---+----------------------------------+--------+------------| |>> | VGA KHz select 31.5KHz | SW1/5 | Off | |---+----------------------------------+--------+------------| | | VGA KHz select 35KHz | SW1/5 | On | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | |------------------+--------------------+--------------------| | 5MB | (4) 256K x 9 | (4) 1M x 9 | |------------------+--------------------+--------------------| | 5MB | (4) 1M x 9 | (4) 256K x 9 | |------------------+--------------------+--------------------| | 8MB | (4) 1M x 9 | (4) 1M x 9 | |------------------+--------------------+--------------------| | 16MB | (4) 4M x 9 | NONE | |------------------+--------------------+--------------------| | 17MB | (4) 256K x 9 | (4) 4M x 9 | |------------------+--------------------+--------------------| | 17MB | (4) 4M x 9 | (4) 256K x 9 | |------------------+--------------------+--------------------| | 20MB | (4) 1M x 9 | (4) 4M x 9 | |------------------+--------------------+--------------------| | 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 | J7 | J10 | J11 | |-------+-----------------+-----------------+----------------| | 64KB | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 | | | closed | closed | closed | |-------+-----------------+-----------------+----------------| | 128KB | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 | | | closed | closed | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE CONFIGURATION | |------------------------------------------------------------| | Type | J9 | J16 | J17 | |----------+-------------------+-------------------+---------| | 80486SX | Open | pins 2 & 3 closed | Open | |----------+-------------------+-------------------+---------| | 80486DX | pins 1 & 2 closed | pins 1 & 2 closed | Closed | |------------------------------------------------------------| | Note: An 80478SX or P23T can be installed at CPU1. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED CONFIGURATION | |------------------------------------------------------------| | Speed | J18 | J19 | J21 | J51 | |---------+----------+----------+-------------------+--------| | 16MHz | Closed | Closed | pins 2 & 3 closed | Open | |---------+----------+----------+-------------------+--------| | 20MHz | Closed | Open | pins 2 & 3 closed | Open | |---------+----------+----------+-------------------+--------| | 25MHz | Open | Open | pins 2 & 3 closed | Open | |---------+----------+----------+-------------------+--------| | 33MHz | Open | Closed | pins 2 & 3 closed | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | IDE CONFIGURATION | |------------------------------------------------------------| | Setting | J52 | J53 | |--------------------+-------------------+-------------------| | Enabled | Closed | Closed | |--------------------+-------------------+-------------------| | Disabled | Open | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | PARALLEL PORT CONFIGURATION | |------------------------------------------------------------| | LPT | J39 | J40 | |------------------+--------------------+--------------------| | LPT1 | pins 2 & 3 closed | pins 1 & 2 closed | |------------------+--------------------+--------------------| | LPT2 | pins 1 & 2 closed | pins 1 & 2 closed | |------------------+--------------------+--------------------| | LPT3 | pins 1 & 2 closed | pins 2 & 3 closed | |------------------+--------------------+--------------------| | Disabled | pins 2 & 3 closed | pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT CONFIGURATION | |------------------------------------------------------------| | Port 1 | Port 2 | J41 | J42 | J43 | |----------+----------+------------+------------+------------| | COM1 | COM2 | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 | | | | closed | closed | closed | |----------+----------+------------+------------+------------| | COM1 | Disabled | pins 1 & 2 | pins 2 & 3 | pins 1 & 2 | | | | closed | closed | closed | |----------+----------+------------+------------+------------| | Disabled | COM2 | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 | | | | closed | closed | closed | |----------+----------+------------+------------+------------| | COM2 | COM1 | pins 2 & 3 | pins 1 & 2 | pins 1 & 2 | | | | closed | closed | closed | |----------+----------+------------+------------+------------| | COM2 | Disabled | pins 2 & 3 | pins 2 & 3 | pins 1 & 2 | | | | closed | closed | closed | |----------+----------+------------+------------+------------| | Disabled | COM1 | pins 2 & 3 | pins 1 & 2 | pins 2 & 3 | | | | closed | closed | closed | |----------+----------+------------+------------+------------| | Disabled | Disabled | pins 1 & 2 | pins 2 & 3 | pins 2 & 3 | | | | closed | closed | closed | |----------+----------+------------+------------+------------| | Disabled | Disabled | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 | | | | closed | closed | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT IRQ CONFIGURATION | |------------------------------------------------------------| | IRQ | J30 | J31 | |-------------------+--------------------+-------------------| | IRQ3 | Closed | Open | |-------------------+--------------------+-------------------| | IRQ4 | Open | Closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | ON BOARD VGA CONFIGURATION | |------------------------------------------------------------| | Setting | J15 | J26 | |--------------------+------------------+--------------------| | Enabled | Open | pins 1 & 2 closed | |--------------------+------------------+--------------------| | Disabled | Closed | pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | VGA REFRESH CONFIGURATION (800 X 600) | |------------------------------------------------------------| | Setting | SW1/3 | SW1/4 | |------------------------+-----------------+-----------------| |>> | 50Hz | Off | Off | |-------+----------------+-----------------+-----------------| | | 56Hz | On | On | |-------+----------------+-----------------+-----------------| | | 60Hz | Off | On | |-------+----------------+-----------------+-----------------| | | 72Hz | On | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | VGA REFRESH CONFIGURATION (1024 X 728) | |------------------------------------------------------------| | Setting | SW1/1 | SW1/2 | |--------------------------+----------------+----------------| |>> | Interlaced | Off | Off | |-----+--------------------+----------------+----------------| | | 60Hz | On | Off | |-----+--------------------+----------------+----------------| | | 70Hz | Off | On | |-----+--------------------+----------------+----------------| | | Interlaced | On | On | +------------------------------------------------------------+ +------------------------------------------------------------+ | VRAM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | |--------------+----------------------+----------------------| | 512KB | (4) 256K x 16 | NONE | |--------------+----------------------+----------------------| | 1MB | (4) 256K x 16 | (4) 256K x 16 | |------------------------------------------------------------| | Note: Bank 0 is factory installed and is not configurable. | +------------------------------------------------------------+ +------------------------------------------------------------+ | VRAM SWITCH CONFIGURATION | |------------------------------------------------------------| | Size | SW1/6 | |------------------------------+-----------------------------| | 512KB | On | |------------------------------+-----------------------------| | 1MB | Off | |------------------------------------------------------------| | Note: Bank 0 is factory installed and is not configurable. | +------------------------------------------------------------+