NIAGARA SMD TECHNOLOGY, INC. ============================ NT944 Processor IBM 6X86/CX M1/AM K5/Pentium Processor Speed 75/90/100/120/133/150/166/180/200MHz Chip Set Intel Video Chip Set None Maximum Onboard 512MB (EDO supported) Memory Maximum Video None Memory Cache 256/512KB BIOS Award/Phoenix Dimensions 330mm x 218mm I/O Options 32-bit PCI slots (4), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), serial port, cache slot, IR connector, USB connector NPU Options None +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |--------------------+----------+---------------+------------| | IDE interface 2 | CN1 | IR connector | J26 | |--------------------+----------+---------------+------------| | IDE interface 1 | CN2 | Power LED & | JP27 pins | | | | keylock | 1 - 5 | |--------------------+----------+---------------+------------| | PS/2 mouse port | J2 | Turbo LED | JP27 pins | | | | | 7 & 17 | |--------------------+----------+---------------+------------| | Serial port | J5 | Reset switch | JP27 pins | | | | | 8 & 18 | |--------------------+----------+---------------+------------| | Serial port | J6 | IDE interface | JP27 pins | | | | LED | 10 & 20 | |--------------------+----------+---------------+------------| | Floppy drive | J7 | Speaker | JP27 pins | | interface | | | 11 - 14 | |--------------------+----------+---------------+------------| | Chassis fan power | J9 | 32-bit PCI | PC1 - PC4 | | | | slots | | |--------------------+----------+---------------+------------| | Parallel port | J21 | Cache slot | SL1 | |--------------------+----------+---------------+------------| | USB connector | J22 | | | |------------------------------------------------------------| | Note: The location of J9 is unidentified. | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Label | Position | |-------------------------------------+-------+--------------| |>> | CMOS memory normal operation | JP2 | Open | |---+---------------------------------+-------+--------------| | | CMOS memory clear | JP2 | Closed | |---+---------------------------------+-------+--------------| |>> | Flash BIOS voltage select 5v | JP3 | Pins 1 & 2 | | | | | closed | |---+---------------------------------+-------+--------------| | | Flash BIOS voltage select 12v | JP3 | Pins 2 & 3 | | | | | closed | |---+---------------------------------+-------+--------------| |>> | Factory configured - do not | JP4 | Closed | | | alter | | | |---+---------------------------------+-------+--------------| |>> | Factory configured - do not | JP6 | Closed | | | alter | | | |---+---------------------------------+-------+--------------| |>> | Factory configured - do not | JP7 | Closed | | | alter | | | |---+---------------------------------+-------+--------------| |>> | Factory configured - do not | JP8 | Closed | | | alter | | | |---+---------------------------------+-------+--------------| |>> | Factory configured - do not | JP9 | Unidentified | | | alter | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | |------------------+--------------------+--------------------| | 8MB | (2) 512K x 36 | (2) 512K x 36 | |------------------+--------------------+--------------------| | 8MB | (2) 1M x 36 | None | |------------------+--------------------+--------------------| | 10MB | (2) 256K x 36 | (2) 1M x 36 | |------------------+--------------------+--------------------| | 12MB | (2) 512K x 36 | (2) 1M x 36 | |------------------+--------------------+--------------------| | 16MB | (2) 2M x 36 | None | |------------------+--------------------+--------------------| | 16MB | (2) 1M x 36 | (2) 1M x 36 | |------------------+--------------------+--------------------| | 18MB | (2) 256K x 36 | (2) 2M x 36 | |------------------+--------------------+--------------------| | 20MB | (2) 512K x 36 | (2) 2M x 36 | |------------------+--------------------+--------------------| | 24MB | (2) 2M x 36 | (2) 1M x 36 | |------------------+--------------------+--------------------| | 32MB | (2) 4M x 36 | None | |------------------+--------------------+--------------------| | 32MB | (2) 2M x 36 | (2) 2M x 36 | |------------------+--------------------+--------------------| | 34MB | (2) 256K x 36 | (2) 4M x 36 | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION (CON'T) | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | |--------------+------------------------+--------------------| | 36MB | (2) 512K x 36 | (2) 4M x 36 | |--------------+------------------------+--------------------| | 40MB | (2) 4M x 36 | (2) 1M x 36 | |--------------+------------------------+--------------------| | 48MB | (2) 4M x 36 | (2) 2M x 36 | |--------------+------------------------+--------------------| | 64MB | (2) 8M x 36 | None | |--------------+------------------------+--------------------| | 64MB | (2) 4M x 36 | (2) 4M x 36 | |--------------+------------------------+--------------------| | 66MB | (2) 256K x 36 | (2) 8M x 36 | |--------------+------------------------+--------------------| | 68MB | (2) 512K x 36 | (2) 8M x 36 | |--------------+------------------------+--------------------| | 72MB | (2) 8M x 36 | (2) 1M x 36 | |--------------+------------------------+--------------------| | 80MB | (2) 8M x 36 | (2) 2M x 36 | |--------------+------------------------+--------------------| | 96MB | (2) 8M x 36 | (2) 4M x 36 | |--------------+------------------------+--------------------| | 128MB | (2) 8M x 36 | (2) 8M x 36 | |--------------+------------------------+--------------------| | 128MB | (2) 16M x 36 | None | |--------------+------------------------+--------------------| | 130MB | (2) 256K x 36 | (2) 16M x 36 | |--------------+------------------------+--------------------| | 132MB | (2) 512K x 36 | (2) 16M x 36 | |--------------+------------------------+--------------------| | 136MB | (2) 16M x 36 | (2) 1M x 36 | |--------------+------------------------+--------------------| | 144MB | (2) 16M x 36 | (2) 2M x 36 | |--------------+------------------------+--------------------| | 160MB | (2) 16M x 36 | (2) 4M x 36 | |--------------+------------------------+--------------------| | 192MB | (2) 16M x 36 | (2) 8M x 36 | |--------------+------------------------+--------------------| | 256MB | (2) 32M x 36 | None | |--------------+------------------------+--------------------| | 256MB | (2) 16M x 36 | (2) 16M x 36 | |--------------+------------------------+--------------------| | 258MB | (2) 256K x 36 | (2) 32M x 36 | |--------------+------------------------+--------------------| | 260MB | (2) 512K x 36 | (2) 32M x 36 | |--------------+------------------------+--------------------| | 264MB | (2) 32M x 36 | (2) 1M x 36 | |--------------+------------------------+--------------------| | 272MB | (2) 32M x 36 | (2) 2M x 36 | |--------------+------------------------+--------------------| | 288MB | (2) 32M x 36 | (2) 4M x 36 | |--------------+------------------------+--------------------| | 320MB | (2) 32M x 36 | (2) 8M x 36 | |--------------+------------------------+--------------------| | 384MB | (2) 32M x 36 | (2) 16M x 36 | |--------------+------------------------+--------------------| | 512MB | (2) 32M x 36 | (2) 32M x 36 | |------------------------------------------------------------| | Note: Board accepts EDO memory. Board also accepts x 32 | | SIMMs. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | SL1 | |--------------+--------------------+------------------------| | 256KB | (2) 32K x 32 | Not installed | |--------------+--------------------+------------------------| | 512KB | (2) 32K x 32 | 256KB module installed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE JUMPER CONFIGURATION | |------------------------------------------------------------| | Size | JP10 | JP11 | JP12 | JP13 | |------------+-----------+-----------+-----------+-----------| | 256KB | Open | Open | Closed | Open | |------------+-----------+-----------+-----------+-----------| | 512KB (A) | Closed | Closed | Open | Closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION (IBM) | |------------------------------------------------------------| |CPU speed| Clock |Multiplier|SW1/1|SW1/2|SW1/3|SW1/4|SW1/5| | | speed | | | | | | | |---------+---------+----------+-----+-----+-----+-----+-----| | 120MHz | 50MHz | 1.5x | On | On | Off | Off | Off | |---------+---------+----------+-----+-----+-----+-----+-----| | 150MHz | 60MHz | 1.5x | On | Off | Off | Off | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION (CYRIX) | |------------------------------------------------------------| |CPU speed| Clock |Multiplier|SW1/1|SW1/2|SW1/3|SW1/4|SW1/5| | | speed | | | | | | | |---------+---------+----------+-----+-----+-----+-----+-----| | 120MHz | 50MHz | 1.5x | On | On | Off | Off | Off | |---------+---------+----------+-----+-----+-----+-----+-----| | 150MHz | 60MHz | 1.5x | On | Off | Off | Off | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION (INTEL) | |------------------------------------------------------------| |CPU speed| Clock |Multiplier|SW1/1|SW1/2|SW1/3|SW1/4|SW1/5| | | speed | | | | | | | |---------+---------+----------+-----+-----+-----+-----+-----| | 75MHz | 50MHz | 1.5x | On | On | Off | Off | Off | |---------+---------+----------+-----+-----+-----+-----+-----| | 90MHz | 60MHz | 1.5x | On | Off | Off | Off | Off | |---------+---------+----------+-----+-----+-----+-----+-----| | 100MHz | 66MHz | 1.5x | Off | On | Off | Off | Off | |---------+---------+----------+-----+-----+-----+-----+-----| | 120MHz | 60MHz | 2x | On | Off | On | Off | Off | |---------+---------+----------+-----+-----+-----+-----+-----| | 133MHz | 66MHz | 2x | Off | On | On | Off | Off | |---------+---------+----------+-----+-----+-----+-----+-----| | 150MHz | 60MHz | 2.5x | On | Off | On | On | Off | |---------+---------+----------+-----+-----+-----+-----+-----| | 166MHz | 66MHz | 2.5x | Off | On | On | On | Off | |---------+---------+----------+-----+-----+-----+-----+-----| | 180MHz | 60MHz | 3x | On | Off | Off | On | Off | |---------+---------+----------+-----+-----+-----+-----+-----| | 200MHz | 66MHz | 3x | Off | On | Off | On | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION | |------------------------------------------------------------| | Type | JP21 | |----------------------------+-------------------------------| | IBM 6X86 | All pins closed | |----------------------------+-------------------------------| | IBM M2 | All pins open | |----------------------------+-------------------------------| | CX M1 | All pins closed | |----------------------------+-------------------------------| | CX M2 | All pins open | |----------------------------+-------------------------------| | AM 5K86 | All pins closed | |----------------------------+-------------------------------| | AM K5 | All pins open | |----------------------------+-------------------------------| | P54C | All pins closed | |----------------------------+-------------------------------| | P55C | All pins open | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU VOLTAGE SELECTION | |------------------------------------------------------------| | Voltage | JP5 | |----------------------------+-------------------------------| | | 3.3v | Pins 1 & 2 closed | |---+------------------------+-------------------------------| |>> | 3.45v | Pins 3 & 4 closed | |---+------------------------+-------------------------------| | | 3.6v | Pins 5 & 6 closed | +------------------------------------------------------------+