VEXTREC TECHNOLOGY, INC. ======================== GMB-P56IPA (VER. 1.01) Device Type Mainboard Processor CX 6X68/AM K5/Pentium/Pentium MMX Processor Speed 75/90/100/120/133/150/166/180/200MHz Chip Set Intel 430VX Video Chip Set S3 Maximum Onboard 128MB (EDO & SDRAM supported) Memory Maximum Video 2MB Memory Cache 256/512KB BIOS AMI/Award I/O Options IDE interfaces (2), floppy drive interface, parallel port, PS/2 mouse port, serial ports (2), VGA port, VGA feature connector, cache slot, expansion slot, IR connector, USB connectors (2), FIR connector, MPEG module connector, green PC connector Dimensions 200mm x 320mm +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |--------------------+----------+-----------------+----------| | Reset switch | J1 | VGA port | J14 | |--------------------+----------+-----------------+----------| | Green PC connector | J2 | Parallel port | J15 | |--------------------+----------+-----------------+----------| | Suspend LED | J3 | Serial port 1 | J16 | |--------------------+----------+-----------------+----------| | Speaker | J4 | Serial port 2 | J17 | |--------------------+----------+-----------------+----------| | IDE interface LED | J5 | USB connector 1 | J18 | |--------------------+----------+-----------------+----------| | Power LED & | J6 | USB connector 2 | J19 | | keylock | | | | |--------------------+----------+-----------------+----------| | IDE interface 1 | J7 | FIR connector | J20 | |--------------------+----------+-----------------+----------| | IDE interface 2 | J8 | IR connector | J21 | |--------------------+----------+-----------------+----------| | Floppy drive | J9 | PS/2 mouse port | J22 | | interface | | | | |--------------------+----------+-----------------+----------| | VGA feature | J12 | Expansion slot | SL1 | | connector | | | | |--------------------+----------+-----------------+----------| | S3 MPEG module | J13 | Cache slot | SL2 | | upgrade connector | | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | | |-----------------------------------------------------+------| | | S3 MPEG | JP8 | Open | | | Module | | | | | not | | | | | installed | | | |----------------------------+-----------+------------+------| | | S3 MPEG Module | JP8 | Closed | | | | installed | | | | |---+------------------------+-----------+------------| | |>> | CMOS memory normal | JP9 | Open | | | | operation | | | | |---+------------------------+-----------+------------| | | | CMOS memory clear | JP9 | Closed | | |---+------------------------+-----------+------------| | | | Flash BIOS voltage | JP13 | Pins 1 & 2 | | | | select 12v | | closed | | |---+------------------------+-----------+------------| | | | Flash BIOS voltage | JP13 | Pins 2 & 3 | | | | select 5v | | closed | | |---+------------------------+-----------+------------| | | | On board VGA enabled | JP14 | Closed | | |---+------------------------+-----------+------------| | | | On board VGA disabled | JP14 | Open | | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | |------------+---------------+---------------+---------------| | 8MB | (2) 1MB x 36 | None | None | |------------+---------------+---------------+---------------| | 16MB | (2) 1MB x 36 | (2) 1MB x 36 | None | |------------+---------------+---------------+---------------| | 16MB | (2) 2MB x 36 | None | None | |------------+---------------+---------------+---------------| | 24MB | (2) 1MB x 36 | (2) 1MB x 36 | (1) 1MB x 64 | |------------+---------------+---------------+---------------| | 24MB | (2) 2MB x 36 | (2) 1MB x 36 | None | |------------+---------------+---------------+---------------| | 32MB | (2) 2MB x 36 | (2) 2MB x 36 | None | |------------+---------------+---------------+---------------| | 32MB | (2) 4MB x 36 | None | None | |------------+---------------+---------------+---------------| | 40MB | (2) 2MB x 36 | (2) 2MB x 36 | (1) 1MB x 64 | |------------+---------------+---------------+---------------| | 40MB | (2) 4MB x 36 | (2) 1MB x 36 | None | |------------+---------------+---------------+---------------| | 48MB | (2) 2MB x 36 | (2) 2MB x 36 | (1) 2MB x 64 | |------------+---------------+---------------+---------------| | 48MB | (2) 4MB x 36 | (2) 2MB x 36 | None | |------------+---------------+---------------+---------------| | 64MB | (2) 4MB x 36 | (2) 4MB x 36 | None | |------------+---------------+---------------+---------------| | 64MB | (2) 8MB x 36 | None | None | |------------+---------------+---------------+---------------| | 72MB | (2) 4MB x 36 | (2) 4MB x 36 | (1) 1MB x 64 | |------------+---------------+---------------+---------------| | 72MB | (2) 8MB x 36 | (2) 1MB x 36 | None | |------------+---------------+---------------+---------------| | 80MB | (2) 4MB x 36 | (2) 4MB x 36 | (1) 2MB x 64 | |------------+---------------+---------------+---------------| | 80MB | (2) 8MB x 36 | (2) 2MB x 36 | None | |------------+---------------+---------------+---------------| | 96MB | (2) 4MB x 36 | (2) 4MB x 36 | (1) 4MB x 64 | |------------+---------------+---------------+---------------| | 96MB | (2) 8MB x 36 | (2) 4MB x 36 | None | |------------+---------------+---------------+---------------| | 128MB | (2) 8MB x 36 | (2) 8MB x 36 | None | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | TAG | |-------+--------------+--------------------+----------------| | 256KB | (2) 32K x 36 | None | (1) 8K/16K/32K | | | | | x 8 | |-------+--------------+--------------------+----------------| | 512KB | (2) 32K x 36 | 256K module | (1) 8K/16K/32K | | | | installed at SL2 | x 8 | +------------------------------------------------------------+ +------------------------------------------------------------+ | VIDEO MEMORY CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | |--------------+----------------------+----------------------| | 1MB | (2) 256KB x 16 | None | |--------------+----------------------+----------------------| | 2MB | (2) 256KB x 16 | (2) 256KB x 16 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION (CX 6X86) | |------------------------------------------------------------| | Speed | Clock |Multiplier| JP4 | JP5 | S1 | S2 | S3 | | | speed | | | | | | | |-------+--------+----------+-----+-----+------+------+------| |120MHz | 60MHz | 2x |1 & 2|2 & 3|Closed|Closed| Open | |-------+--------+----------+-----+-----+------+------+------| |133MHz | 66MHz | 2x |1 & 2|2 & 3| Open |Closed| Open | |-------+--------+----------+-----+-----+------+------+------| |150MHz | 60MHz | 2.5x |1 & 2|2 & 3|Closed| Open | Open | |-------+--------+----------+-----+-----+------+------+------| |166MHz | 66MHz | 2.5x |1 & 2|2 & 3| Open | Open | Open | |-------+--------+----------+-----+-----+------+------+------| |200MHz | 66MHz | 3x |1 & 2|2 & 3| Open | Open |Closed| |------------------------------------------------------------| |Note: Designated pins should be in the closed position. | |Settings are with clock generator installed on U8. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION (AM K5) | |------------------------------------------------------------| | Speed | Clock |Multiplier| JP4 | JP5 | S1 | S2 | S3 | | | speed | | | | | | | |-------+---------+----------+-----+-----+------+------+-----| | 75MHz | 50MHz | 1.5x |1 & 2|1 & 2|Closed|Closed|Open | |-------+---------+----------+-----+-----+------+------+-----| | 90MHz | 60MHz | 1.5x |1 & 2|1 & 2|Closed| Open |Open | |-------+---------+----------+-----+-----+------+------+-----| |100MHz | 66MHz | 1.5x |1 & 2|1 & 2| Open | Open |Open | |-------+---------+----------+-----+-----+------+------+-----| |120MHz | 60MHz | 2x |1 & 2|1 & 2|Closed| Open |Open | |-------+---------+----------+-----+-----+------+------+-----| |133MHz | 66MHz | 2x |1 & 2|1 & 2| Open | Open |Open | |-------+---------+----------+-----+-----+------+------+-----| |150MHz | 60MHz | 2.5x |1 & 2|2 & 3|Closed| Open |Open | |-------+---------+----------+-----+-----+------+------+-----| |166MHz | 66MHz | 2.5x |1 & 2|2 & 3| Open | Open |Open | |------------------------------------------------------------| |Note: Designated pins should be in the closed position. | |Settings are with clock generator installed on U8. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION (PENTIUM) | |------------------------------------------------------------| | Speed | Clock |Multiplier| JP4 | JP5 | S1 | S2 | S3 | | | speed | | | | | | | |-------+---------+----------+-----+-----+------+------+-----| | 75MHz | 50MHz | 1.5x |1 & 2|1 & 2|Closed|Closed|Open | |-------+---------+----------+-----+-----+------+------+-----| | 90MHz | 60MHz | 1.5x |1 & 2|1 & 2|Closed| Open |Open | |-------+---------+----------+-----+-----+------+------+-----| |100MHz | 66MHz | 1.5x |1 & 2|1 & 2| Open | Open |Open | |-------+---------+----------+-----+-----+------+------+-----| |120MHz | 60MHz | 2x |1 & 2|2 & 3|Closed| Open |Open | |-------+---------+----------+-----+-----+------+------+-----| |133MHz | 66MHz | 2x |1 & 2|2 & 3| Open | Open |Open | |-------+---------+----------+-----+-----+------+------+-----| |150MHz | 60MHz | 2.5x |2 & 3|2 & 3|Closed| Open |Open | |-------+---------+----------+-----+-----+------+------+-----| |166MHz | 66MHz | 2.5x |2 & 3|2 & 3| Open | Open |Open | |-------+---------+----------+-----+-----+------+------+-----| |180MHz | 60MHz | 3x |2 & 3|1 & 2|Closed| Open |Open | |-------+---------+----------+-----+-----+------+------+-----| |200MHz | 66MHz | 3x |2 & 3|1 & 2| Open | Open |Open | |------------------------------------------------------------| |Note: Designated pins should be in the closed position. | |Settings are with clock generator installed on U8. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION (PENTIUM MMX) | |------------------------------------------------------------| | Speed | Clock |Multiplier| JP4 | JP5 | S1 | S2 | S3 | | | speed | | | | | | | |-------+----------+----------+-----+-----+------+-----+-----| |150MHz | 60MHz | 2.5x |2 & 3|2 & 3|Closed|Open |Open | |-------+----------+----------+-----+-----+------+-----+-----| |166MHz | 66MHz | 2.5x |2 & 3|2 & 3| Open |Open |Open | |-------+----------+----------+-----+-----+------+-----+-----| |180MHz | 60MHz | 3x |2 & 3|1 & 2|Closed|Open |Open | |-------+----------+----------+-----+-----+------+-----+-----| |200MHz | 66MHz | 3x |2 & 3|1 & 2| Open |Open |Open | |------------------------------------------------------------| |Note: Designated pins should be in the closed position. | |Settings are with clock generator installed on U8. | +------------------------------------------------------------+ +------------------------------------------------------------+ | ALTERNATE CPU SPEED SELECTION (CX 6X86) | |------------------------------------------------------------| | Speed | Clock |Multiplier| JP4 | JP5 | S1 | S2 | S3 | | | speed | | | | | | | |-------+--------+----------+-----+-----+------+------+------| |120MHz | 50MHz | 2x |1 & 2|2 & 3|Closed|Closed|Closed| |-------+--------+----------+-----+-----+------+------+------| |133MHz | 55MHz | 2x |1 & 2|2 & 3|Closed|Closed| Open | |-------+--------+----------+-----+-----+------+------+------| |150MHz | 60MHz | 2x |1 & 2|2 & 3|Closed| Open | Open | |-------+--------+----------+-----+-----+------+------+------| |166MHz | 66MHz | 2x |1 & 2|2 & 3| Open | Open | Open | |-------+--------+----------+-----+-----+------+------+------| |200MHz | 66MHz | 2.5x |1 & 2|2 & 3| Open |Closed| Open | |------------------------------------------------------------| |Note: Designated pins should be in the closed position. | |Settings are with clock generator installed on U7. | +------------------------------------------------------------+ +------------------------------------------------------------+ | ALTERNATE CPU SPEED SELECTION (AM K5) | |------------------------------------------------------------| | Speed | Clock |Multiplier| JP4 | JP5 | S1 | S2 | S3 | | | speed | | | | | | | |-------+--------+----------+-----+-----+------+------+------| | 75MHz | 50MHz | 1.5x |1 & 2|1 & 2|Closed|Closed|Closed| |-------+--------+----------+-----+-----+------+------+------| | 90MHz | 60MHz | 1.5x |1 & 2|1 & 2|Closed| Open | Open | |-------+--------+----------+-----+-----+------+------+------| |100MHz | 66MHz | 1.5x |1 & 2|1 & 2| Open | Open | Open | |-------+--------+----------+-----+-----+------+------+------| |120MHz | 60MHz | 2x |1 & 2|1 & 2|Closed| Open | Open | |-------+--------+----------+-----+-----+------+------+------| |133MHz | 66MHz | 2x |1 & 2|1 & 2| Open | Open | Open | |-------+--------+----------+-----+-----+------+------+------| |150MHz | 60MHz | 2.5x |1 & 2|2 & 3|Closed| Open | Open | |-------+--------+----------+-----+-----+------+------+------| |166MHz | 66MHz | 2.5x |1 & 2|2 & 3| Open | Open | Open | |------------------------------------------------------------| |Note: Designated pins should be in the closed position. | |Settings are with clock generator installed on U7. | +------------------------------------------------------------+ +------------------------------------------------------------+ | ALTERNATE CPU SPEED SELECTION (PENTIUM) | |------------------------------------------------------------| | Speed | Clock |Multiplier| JP4 | JP5 | S1 | S2 | S3 | | | speed | | | | | | | |-------+--------+----------+-----+-----+------+------+------| | 75MHz | 50MHz | 1.5x |1 & 2|1 & 2|Closed|Closed|Closed| |-------+--------+----------+-----+-----+------+------+------| | 90MHz | 60MHz | 1.5x |1 & 2|1 & 2|Closed| Open | Open | |-------+--------+----------+-----+-----+------+------+------| |100MHz | 66MHz | 1.5x |1 & 2|1 & 2| Open | Open | Open | |-------+--------+----------+-----+-----+------+------+------| |120MHz | 60MHz | 2x |1 & 2|2 & 3|Closed| Open | Open | |-------+--------+----------+-----+-----+------+------+------| |133MHz | 66MHz | 2x |1 & 2|2 & 3| Open | Open | Open | |-------+--------+----------+-----+-----+------+------+------| |150MHz | 60MHz | 2.5x |2 & 3|2 & 3|Closed| Open | Open | |-------+--------+----------+-----+-----+------+------+------| |166MHz | 66MHz | 2.5x |2 & 3|2 & 3| Open | Open | Open | |-------+--------+----------+-----+-----+------+------+------| |180MHz | 60MHz | 3x |2 & 3|1 & 2|Closed| Open | Open | |-------+--------+----------+-----+-----+------+------+------| |200MHz | 66MHz | 3x |2 & 3|1 & 2| Open | Open | Open | |------------------------------------------------------------| |Note: Designated pins should be in the closed position. | |Settings are with clock generator installed on U7. | +------------------------------------------------------------+ +------------------------------------------------------------+ | ALTERNATE CPU SPEED SELECTION (PENTIUM MMX) | |------------------------------------------------------------| | Speed | Clock |Multiplier| JP4 | JP5 | S1 | S2 | S3 | | | speed | | | | | | | |-------+----------+----------+-----+-----+------+-----+-----| |150MHz | 60MHz | 2.5x |2 & 3|2 & 3|Closed|Open |Open | |-------+----------+----------+-----+-----+------+-----+-----| |166MHz | 66MHz | 2.5x |2 & 3|2 & 3| Open |Open |Open | |-------+----------+----------+-----+-----+------+-----+-----| |180MHz | 60MHz | 3x |2 & 3|1 & 2|Closed|Open |Open | |-------+----------+----------+-----+-----+------+-----+-----| |200MHz | 66MHz | 3x |2 & 3|1 & 2| Open |Open |Open | |------------------------------------------------------------| |Note: Designated pins should be in the closed position. | |Settings are with clock generator installed on U7. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU VOLTAGE SELECTION (SINGLE) | |------------------------------------------------------------| | Voltage | Q2 | JP3 | S4 | S5 | S6 | |---------+--------------+--------+--------+--------+--------| | 3.4v | 2 | Closed | N/A | N/A | N/A | | | transistors | | | | | | | installed | | | | | |---------+--------------+--------+--------+--------+--------| | 3.4v | 1 transistor | Closed | Closed | Closed | Closed | | | installed | | | | | |---------+--------------+--------+--------+--------+--------| | 3.5v | 2 | Open | N/A | N/A | N/A | | | transistors | | | | | | | installed | | | | | |---------+--------------+--------+--------+--------+--------| | 3.5v | 1 | Open | Closed | Closed | Closed | | | transistors | | | | | | | installed | | | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU VOLTAGE SELECTION (DUAL) | |------------------------------------------------------------| |Voltage |Vcore| Q2 | JP3 | S4 | S5 | S6 | |--------+-----+-----------------------+------+----+----+----| | 3.4v |2.9v |2 transistors installed|Closed|Open|Open|Open| +------------------------------------------------------------+