DATAEXPERT CORPORATION ====================== MBX8440 Device Type Mainboard Processor Pentium II/Celeron Processor Speed 233/266/300/333/350/400/450MHz Chip Set Intel 440BX Maximum Onboard 384MB (EDO & SDRAM supported) Memory Cache 0/128/256/512KB (located on the CPU) BIOS Award Dimensions 305mm x 170mm I/O Options 32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), ATX power connector, AGP slot, SB-link connector +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |------------------+----------+------------------+-----------| | AGP slot | AGP | CPU fan power | FAN2 | |------------------+----------+------------------+-----------| | ATX power | ATX | IR connector | IR | | connector | | | | |------------------+----------+------------------+-----------| | Parallel port | CN1 | Power LED & | J1/pins 1 | | | | keylock | - 5 | |------------------+----------+------------------+-----------| | Serial port 2 | CN2 | IDE interface | J1/pins 6 | | | | LED | & 16 | |------------------+----------+------------------+-----------| | Serial port 1 | CN3 | Green PC LED | J1/pins 7 | | | | | & 17 | |------------------+----------+------------------+-----------| | USB connector 1 | CN4 | Green PC | J1/pins 8 | | | | connector | & 18 | |------------------+----------+------------------+-----------| | USB connector 2 | CN5 | Soft off power | J1/pins 9 | | | | supply | & 19 | |------------------+----------+------------------+-----------| | PS/2 mouse port | CN6 | Reset switch | J1/pins | | | | | 10 & 20 | |------------------+----------+------------------+-----------| | IDE interface 2 | CN7 | Speaker | J1/pins | | | | | 11 - 14 | |------------------+----------+------------------+-----------| | IDE interface 1 | CN8 | SB-link | J4 | | | | connector | | |------------------+----------+------------------+-----------| | Floppy drive | CN9 | Thermistor | RT1 | | interface | | connector | | |------------------+----------+------------------+-----------| | Chassis fan | FAN1 | 32-bit PCI slots | PC1 - PC4 | | power | | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIMM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | |------------+---------------+---------------+---------------| | 8MB | (1) 1M x 64 | None | None | |------------+---------------+---------------+---------------| | 16MB | (1) 2M x 64 | None | None | |------------+---------------+---------------+---------------| | 16MB | (1) 1M x 64 | (1) 1M x 64 | None | |------------+---------------+---------------+---------------| | 24MB | (1) 2M x 64 | (1) 1M x 64 | None | |------------+---------------+---------------+---------------| | 24MB | (1) 1M x 64 | (1) 1M x 64 | (1) 1M x 64 | |------------+---------------+---------------+---------------| | 32MB | (1) 4M x 64 | None | None | |------------+---------------+---------------+---------------| | 32MB | (1) 2M x 64 | (1) 1M x 64 | (1) 1M x 64 | |------------+---------------+---------------+---------------| | 32MB | (1) 2M x 64 | (1) 2M x 64 | None | |------------+---------------+---------------+---------------| | 40MB | (1) 4M x 64 | (1) 1M x 64 | None | |------------+---------------+---------------+---------------| | 40MB | (1) 2M x 64 | (1) 2M x 64 | (1) 1M x 64 | |------------+---------------+---------------+---------------| | 48MB | (1) 4M x 64 | (1) 1M x 64 | (1) 1M x 64 | |------------+---------------+---------------+---------------| | 48MB | (1) 4M x 64 | (1) 2M x 64 | None | |------------+---------------+---------------+---------------| | 48MB | (1) 2M x 64 | (1) 2M x 64 | (1) 2M x 64 | |------------+---------------+---------------+---------------| | 56MB | (1) 4M x 64 | (1) 2M x 64 | (1) 1M x 64 | |------------+---------------+---------------+---------------| | 64MB | (1) 8M x 64 | None | None | |------------+---------------+---------------+---------------| | 64MB | (1) 4M x 64 | (1) 2M x 64 | (1) 2M x 64 | |------------+---------------+---------------+---------------| | 64MB | (1) 4M x 64 | (1) 4M x 64 | None | |------------+---------------+---------------+---------------| | 72MB | (1) 8M x 64 | (1) 1M x 64 | None | |------------+---------------+---------------+---------------| | 72MB | (1) 4M x 64 | (1) 4M x 64 | (1) 1M x 64 | |------------+---------------+---------------+---------------| | 80MB | (1) 8M x 64 | (1) 1M x 64 | (1) 1M x 64 | |------------+---------------+---------------+---------------| | 80MB | (1) 8M x 64 | (1) 2M x 64 | None | |------------+---------------+---------------+---------------| | 80MB | (1) 4M x 64 | (1) 4M x 64 | (1) 2M x 64 | |------------+---------------+---------------+---------------| | 88MB | (1) 8M x 64 | (1) 2M x 64 | (1) 1M x 64 | |------------+---------------+---------------+---------------| | 96MB | (1) 8M x 64 | (1) 2M x 64 | (1) 2M x 64 | |------------+---------------+---------------+---------------| | 96MB | (1) 8M x 64 | (1) 4M x 64 | None | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIMM CONFIGURATION (CON'T) | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | |------------+---------------+---------------+---------------| | 96MB | (1) 4M x 64 | (1) 4M x 64 | (1) 4M x 64 | |------------+---------------+---------------+---------------| | 104MB | (1) 8M x 64 | (1) 4M x 64 | (1) 1M x 64 | |------------+---------------+---------------+---------------| | 112MB | (1) 8M x 64 | (1) 4M x 64 | (1) 2M x 64 | |------------+---------------+---------------+---------------| | 128MB | (1) 16M x 64 | None | None | |------------+---------------+---------------+---------------| | 128MB | (1) 8M x 64 | (1) 4M x 64 | (1) 4M x 64 | |------------+---------------+---------------+---------------| | 128MB | (1) 8M x 64 | (1) 8M x 64 | None | |------------+---------------+---------------+---------------| | 136MB | (1) 16M x 64 | (1) 1M x 64 | None | |------------+---------------+---------------+---------------| | 136MB | (1) 8M x 64 | (1) 8M x 64 | (1) 1M x 64 | |------------+---------------+---------------+---------------| | 144MB | (1) 16M x 64 | (1) 1M x 64 | (1) 1M x 64 | |------------+---------------+---------------+---------------| | 144MB | (1) 16M x 64 | (1) 2M x 64 | None | |------------+---------------+---------------+---------------| | 144MB | (1) 8M x 64 | (1) 8M x 64 | (1) 2M x 64 | |------------+---------------+---------------+---------------| | 152MB | (1) 16M x 64 | (1) 2M x 64 | (1) 1M x 64 | |------------+---------------+---------------+---------------| | 160MB | (1) 16M x 64 | (1) 2M x 64 | (1) 2M x 64 | |------------+---------------+---------------+---------------| | 160MB | (1) 16M x 64 | (1) 4M x 64 | None | |------------+---------------+---------------+---------------| | 160MB | (1) 8M x 64 | (1) 8M x 64 | (1) 4M x 64 | |------------+---------------+---------------+---------------| | 168MB | (1) 16M x 64 | (1) 4M x 64 | (1) 1M x 64 | |------------+---------------+---------------+---------------| | 176MB | (1) 16M x 64 | (1) 4M x 64 | (1) 2M x 64 | |------------+---------------+---------------+---------------| | 192MB | (1) 16M x 64 | (1) 4M x 64 | (1) 4M x 64 | |------------+---------------+---------------+---------------| | 192MB | (1) 16M x 64 | (1) 8M x 64 | None | |------------+---------------+---------------+---------------| | 192MB | (1) 8M x 64 | (1) 8M x 64 | (1) 8M x 64 | |------------+---------------+---------------+---------------| | 200MB | (1) 16M x 64 | (1) 8M x 64 | (1) 1M x 64 | |------------+---------------+---------------+---------------| | 208MB | (1) 16M x 64 | (1) 8M x 64 | (1) 2M x 64 | |------------+---------------+---------------+---------------| | 224MB | (1) 16M x 64 | (1) 8M x 64 | (1) 4M x 64 | |------------+---------------+---------------+---------------| | 256MB | (1) 16M x 64 | (1) 8M x 64 | (1) 8M x 64 | |------------+---------------+---------------+---------------| | 384MB | (1) 16M x 64 | (1) 16M x 64 | (1) 16M x 64 | |------------------------------------------------------------| | Note: Board accepts EDO & SDRAM memory. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE CONFIGURATION | |------------------------------------------------------------| | Note: 256KB/512KB cache is located on the Pentium II CPU. | | 128KB cache is located on the Celeron 300A & 333 CPU. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION | |------------------------------------------------------------| | CPU | Clock |Multiplier|JP2 | JP1A | JP1B | JP1C | JP1D | | speed | speed | | | | | | | |-------+--------+----------+----+------+------+------+------| |233MHz | 66MHz | 3.5x |2 & | Open | Open |Closed| Open | | | | | 3 | | | | | |-------+--------+----------+----+------+------+------+------| |266MHz | 66MHz | 4x |2 & |Closed|Closed| Open |Closed| | | | | 3 | | | | | |-------+--------+----------+----+------+------+------+------| |300MHz | 66MHz | 4.5x |2 & | Open |Closed| Open |Closed| | | | | 3 | | | | | |-------+--------+----------+----+------+------+------+------| |300MHz | 100MHz | 3x |1 & |Closed| Open |Closed| Open | | | | | 2 | | | | | |-------+--------+----------+----+------+------+------+------| |333MHz | 66MHz | 5x |2 & |Closed| Open | Open |Closed| | | | | 3 | | | | | |-------+--------+----------+----+------+------+------+------| |350MHz | 100MHz | 3.5x |1 & | Open | Open |Closed| Open | | | | | 2 | | | | | |-------+--------+----------+----+------+------+------+------| |400MHz | 100MHz | 4x |1 & |Closed|Closed| Open |Closed| | | | | 2 | | | | | |-------+--------+----------+----+------+------+------+------| |450MHz | 100MHz | 4.5x |1 & | Open |Closed| Open |Closed| | | | | 2 | | | | | |------------------------------------------------------------| |Note: Pins designated should be in the closed position. | +------------------------------------------------------------+