BIOSTAR MICROTECH INTERNATIONAL CORPORATION =========================================== MB-8500 TUR (VER. 2) Device Type Mainboard Processor CX 6X86/AM K5/Pentium/Pentium MMX Processor Speed 75/90/100/120/133/150/166/180/200MHz Chip Set Unidentified Video Chip Set None Maximum Onboard 128MB (EDO & SDRAM supported) Memory Maximum Video None Memory Cache 256/512KB BIOS AMI Dimensions 285mm x 220mm I/O Options 32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), cache slot, IR connector, USB connector NPU Options None +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |--------------------+----------+---------------+------------| | PS/2 mouse | J1 | Speaker | J16/pins 1 | | interface | | | - 4 | |--------------------+----------+---------------+------------| | Floppy drive | J7 | Power LED & | J16/pins 5 | | interface | | keylock | - 9 | |--------------------+----------+---------------+------------| | IDE interface 1 | J8 | Turbo LED | J16/pins | | | | | 10 & 11 | |--------------------+----------+---------------+------------| | USB connector | J9 | Reset switch | J16/pins | | | | | 12 & 13 | |--------------------+----------+---------------+------------| | Serial port 1 | J10 | Green PC LED | J16/pins | | | | | 14 & 15 | |--------------------+----------+---------------+------------| | Serial port 2 | J11 | Green PC | J16/pins | | | | connector | 17 & 18 | |--------------------+----------+---------------+------------| | Parallel port | J12 | IDE interface | J16/pins | | | | LED | 20 & 21 | |--------------------+----------+---------------+------------| | IDE interface 2 | J13 | Turbo switch | J16/pins | | | | | 23 & 24 | |--------------------+----------+---------------+------------| | Chassis fan power | J14 | 32-bit PCI | PC1 - PC3 | | | | slots | | |--------------------+----------+---------------+------------| | IR connector | J15 | Cache slot | SL1 | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Label | Position | |-------------------------------------+-------+--------------| |>> | Factory configured - do not | J6 | Unidentified | | | alter | | | |---+---------------------------------+-------+--------------| |>> | Factory configured - do not | JP4 | Unidentified | | | alter | | | |---+---------------------------------+-------+--------------| |>> | Factory configured - do not | JP5 | Unidentified | | | alter | | | |---+---------------------------------+-------+--------------| |>> | Factory configured - do not | JP9 | Unidentified | | | alter | | | |---+---------------------------------+-------+--------------| |>> | Factory configured - do not | JP10 | Unidentified | | | alter | | | |---+---------------------------------+-------+--------------| |>> | CMOS memory normal operation | JP12 | Open | |---+---------------------------------+-------+--------------| | | CMOS memory clear | JP12 | Closed | |---+---------------------------------+-------+--------------| | | Flash BIOS select 5v | JP13 | Pins 1 & 2 | | | | | closed | |---+---------------------------------+-------+--------------| | | Flash BIOS select 12v | JP13 | Pins 2 & 3 | | | | | closed | |---+---------------------------------+-------+--------------| | | Flash BIOS select 0v or EPROM | JP13 | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | SIMM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | |------------------+--------------------+--------------------| | 8MB | (2) 1M x 36 | None | |------------------+--------------------+--------------------| | 16MB | (2) 2M x 36 | None | |------------------+--------------------+--------------------| | 16MB | (2) 1M x 36 | (2) 1M 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 | |------------------+--------------------+--------------------| | 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 | +------------------------------------------------------------+ +------------------------------------------------------------+ | SIMM CONFIGURATION (CON'T) | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | |------------------+--------------------+--------------------| | 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 | |------------------------------------------------------------| | Note: Board accepts EDO memory. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIMM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 2 | |----------------------------+-------------------------------| | 8MB | (1) 1M x 64 | |----------------------------+-------------------------------| | 16MB | (1) 2M x 64 | |----------------------------+-------------------------------| | 32MB | (1) 4M x 64 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | SL1 | TAG | |-------+--------------+----------------------+--------------| | 256KB | (2) 32K x 32 | Not installed | Unidentified | |-------+--------------+----------------------+--------------| | 512KB | (2) 32K x 32 | 256KB module | Unidentified | | | | installed | | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE JUMPER CONFIGURATION | |------------------------------------------------------------| | Size | JP11 | |----------------------------+-------------------------------| | 256KB | Pins 1 & 2 closed | |----------------------------+-------------------------------| | 512KB | Pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION (CX 6X86) | |------------------------------------------------------------| |CPU speed|Clock speed|Multiplier|JP1 |JP2 | JP6/ | JP6/ | | | | | | | | | | | | | | |pins 1 &|pins 3 &| | | | | | | 2 | 4 | |---------+-----------+----------+----+----+--------+--------| | 120MHz | 50MHz | 2x |Open|Open| Closed | Closed | |---------+-----------+----------+----+----+--------+--------| | 133MHz | 55MHz | 2x |Open|Open| Open | Open | |---------+-----------+----------+----+----+--------+--------| | 150MHz | 60MHz | 2x |Open|Open| Open | Closed | |---------+-----------+----------+----+----+--------+--------| | 166MHz | 66MHz | 2x |Open|Open| Closed | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION (AM K5) | |------------------------------------------------------------| |CPU speed| Clock |Multiplier| JP1 |JP2 | JP6/ | JP6/ | | | speed | | | | | | | | | | | |pins 1 &|pins 3 &| | | | | | | 2 | 4 | |---------+---------+----------+------+----+--------+--------| | 75MHz | 66MHz | 1x |Closed|Open| Closed | Open | |---------+---------+----------+------+----+--------+--------| | 75MHz | 50MHz | 1.5x | Open |Open| Closed | Closed | |---------+---------+----------+------+----+--------+--------| | 90MHz | 55MHz | 1.5x | Open |Open| Open | Open | |---------+---------+----------+------+----+--------+--------| | 90MHz | 60MHz | 1.5x | Open |Open| Open | Closed | |---------+---------+----------+------+----+--------+--------| | 100MHz | 66MHz | 1.5x | Open |Open| Closed | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION (INTEL) | |------------------------------------------------------------| | CPU | Clock |Multiplier| JP1 | JP2 | JP6/ | JP6/ | | speed | speed | | | | | | | | | | | |pins 1 &|pins 3 &| | | | | | | 2 | 4 | |-------+---------+----------+------+------+--------+--------| | 75MHz | 50MHz | 1.5x | Open | Open | Closed | Closed | |-------+---------+----------+------+------+--------+--------| | 90MHz | 60MHz | 1.5x | Open | Open | Open | Closed | |-------+---------+----------+------+------+--------+--------| |100MHz | 66MHz | 1.5x | Open | Open | Closed | Open | |-------+---------+----------+------+------+--------+--------| |120MHz | 60MHz | 2x |Closed| Open | Open | Closed | |-------+---------+----------+------+------+--------+--------| |133MHz | 66MHz | 2x |Closed| Open | Closed | Open | |-------+---------+----------+------+------+--------+--------| |150MHz | 60MHz | 2.5x |Closed|Closed| Open | Closed | |-------+---------+----------+------+------+--------+--------| |166MHz | 66MHz | 2.5x |Closed|Closed| Closed | Open | |-------+---------+----------+------+------+--------+--------| |180MHz | 60MHz | 3x | Open |Closed| Open | Closed | |-------+---------+----------+------+------+--------+--------| |200MHz | 66MHz | 3x | Open |Closed| Closed | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION (INTEL MMX) | |------------------------------------------------------------| | CPU | Clock |Multiplier| JP1 | JP2 | JP6/ | JP6/ | | speed | speed | | | | | | | | | | | |pins 1 &|pins 3 &| | | | | | | 2 | 4 | |-------+---------+----------+------+------+--------+--------| |166MHz | 66MHz | 2.5x |Closed|Closed| Closed | Open | |-------+---------+----------+------+------+--------+--------| |180MHz | 60MHz | 3x | Open |Closed| Open | Closed | |-------+---------+----------+------+------+--------+--------| |200MHz | 66MHz | 3x | Open |Closed| Closed | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU TYPE SELECTION | |------------------------------------------------------------| | Type | JP7 | JP14 | JP15 | |-------------+--------+------------+------------------------| | AMD | Open | Pins 1 & 2 | Pins 1 & 2, 3 & 4 | | | | closed | closed | |-------------+--------+------------+------------------------| | Cyrix | Open | Pins 1 & 2 | Pins 1 & 2, 3 & 4 | | | | closed | closed | |-------------+--------+------------+------------------------| | P54C/CQS/CT | Open | Pins 1 & 2 | Pins 1 & 2, 3 & 4 | | | | closed | closed | |-------------+--------+------------+------------------------| | P55C/CT | Closed | Pins 2 & 3 | Open | | | | closed | | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU VOLTAGE SELECTION | |------------------------------------------------------------| | Voltage | JP8 | |-------------------------------+----------------------------| | 3.4v | Closed | |-------------------------------+----------------------------| | 3.5v | Open | +------------------------------------------------------------+