ANTEC, INC. =========== MB557 Processor CX M1/IBM/AM K5/AM K6/Pentium Processor Speed 75/90/100/120/125/133/150/166/200MHz Chip Set Intel Video Chip Set None Maximum Onboard 128MB (EDO supported) Memory Maximum Video 1MB Memory Cache 256/512KB BIOS Award Dimensions 280mm x 220mm I/O Options 32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), cache slot, IR connector, USB connectors (2) NPU Options None +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |-------------------+----------+------------------+----------| | Floppy drive | CN1 | PS/2 mouse | J99 | | interface | | interface | | |-------------------+----------+------------------+----------| | Serial port 1 | CN2 | Chassis fan | JP1 | | | | power | | |-------------------+----------+------------------+----------| | Serial port 2 | CN3 | IR connector | JP3 | |-------------------+----------+------------------+----------| | Parallel port | CN4 | Reset switch | JP12 | |-------------------+----------+------------------+----------| | IDE interface 1 | J6 | Green PC | JP15 | | | | connector | | |-------------------+----------+------------------+----------| | IDE interface 2 | J7 | IDE interface | JP22 | | | | LED | | |-------------------+----------+------------------+----------| | USB connector | J10 | Green PC LED | JP33 | |-------------------+----------+------------------+----------| | USB connector | J11 | 32-bit PCI slots | PC1 - | | | | | PC4 | |-------------------+----------+------------------+----------| | Speaker | J12 | Cache slot | SL1 | |-------------------+----------+------------------+----------| | Power LED & | J14 | | | | keylock | | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Label | Position | |-------------------------------------+--------+-------------| | | Monitor type select CGA40/CGA80 | JP7 | Closed | |---+---------------------------------+--------+-------------| | | Monitor type select monochrome | JP7 | Open | |---+---------------------------------+--------+-------------| | | Monitor type select color | JP7 | Any setting | |---+---------------------------------+--------+-------------| |>> | Password normal operation | JP9 | Open | |---+---------------------------------+--------+-------------| | | Password clear | JP9 | Closed | |---+---------------------------------+--------+-------------| | | Flash BIOS voltage select 12v | JP19 | Pins 1 & 2 | | | | | closed | |---+---------------------------------+--------+-------------| | | Flash BIOS voltage select 5v | JP19 | Pins 2 & 3 | | | | | closed | |---+---------------------------------+--------+-------------| |>> | CMOS memory normal operation | JP21 | Open | |---+---------------------------------+--------+-------------| | | CMOS memory clear | JP21 | Closed | |---+---------------------------------+--------+-------------| |>> | Factory configured - do not | JP39 | Pins 2 & 3 | | | alter | | closed | |---+---------------------------------+--------+-------------| |>> | Factory configured - do not | JP43 | Closed | | | alter | | | |---+---------------------------------+--------+-------------| |>> | Factory configured - do not | JP44 | Open | | | alter | | | |------------------------------------------------------------| | Note: If Cyrix 6x86 or AMD K5 processor is installed, JP9 | | is not available. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM 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 | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM 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. Banks are interchangeable. | | Do not install SIMMs & DIMMs at the same time. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIMM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | |------------------+--------------------+--------------------| | 8MB | (1) 1M x 64 | None | |------------------+--------------------+--------------------| | 16MB | (1) 2M x 64 | None | |------------------+--------------------+--------------------| | 16MB | (1) 1M x 64 | (1) 1M x 64 | |------------------+--------------------+--------------------| | 24MB | (1) 2M x 64 | (1) 1M x 64 | |------------------+--------------------+--------------------| | 32MB | (1) 4M x 64 | None | |------------------+--------------------+--------------------| | 32MB | (1) 2M x 64 | (1) 2M x 64 | |------------------+--------------------+--------------------| | 40MB | (1) 4M x 64 | (1) 1M x 64 | |------------------+--------------------+--------------------| | 48MB | (1) 4M x 64 | (1) 2M x 64 | |------------------+--------------------+--------------------| | 64MB | (1) 4M x 64 | (1) 4M x 64 | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | JP29 | JP30 | |------------------+--------------------+--------------------| | 256KB | Pins 2 & 3 closed | Pins 2 & 3 closed | |------------------+--------------------+--------------------| | 512KB | Pins 1 & 2 closed | Pins 1 & 2 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION (CYRIX) | |------------------------------------------------------------| | CPU | Clock | Multiplier | JP23 | JP24 | JP36 | | speed | speed | | | | | |---------+--------+------------+-------+-------+------------| | 120MHz | 50MHz | 2x | 1 & 2 | 2 & 3 | 1 & 2, 3 & | | | | | | | 4, 5 & 6 | |---------+--------+------------+-------+-------+------------| | 133MHz | 55MHz | 2x | 1 & 2 | 2 & 3 | 1 & 2, 5 & | | | | | | | 6 | |---------+--------+------------+-------+-------+------------| | 150MHz | 60MHz | 2x | 1 & 2 | 2 & 3 | 1 & 2, 3 & | | | | | | | 4 | |---------+--------+------------+-------+-------+------------| | 166MHz | 66MHz | 2x | 1 & 2 | 2 & 3 | 3 & 4, 5 & | | | | | | | 6 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION (IBM) | |------------------------------------------------------------| | CPU | Clock | Multiplier | JP23 | JP24 | JP36 | | speed | speed | | | | | |---------+--------+------------+-------+-------+------------| | 120MHz | 50MHz | 2x | 1 & 2 | 2 & 3 | 1 & 2, 3 & | | | | | | | 4, 5 & 6 | |---------+--------+------------+-------+-------+------------| | 133MHz | 55MHz | 2x | 1 & 2 | 2 & 3 | 1 & 2, 5 & | | | | | | | 6 | |---------+--------+------------+-------+-------+------------| | 150MHz | 60MHz | 2x | 1 & 2 | 2 & 3 | 1 & 2, 3 & | | | | | | | 4 | |---------+--------+------------+-------+-------+------------| | 166MHz | 66MHz | 2x | 1 & 2 | 2 & 3 | 3 & 4, 5 & | | | | | | | 6 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION (AMD) | |------------------------------------------------------------| | CPU | Clock | Multiplier | JP23 | JP24 | JP36 | | speed | speed | | | | | |---------+--------+------------+-------+-------+------------| | 75MHz | 50MHz | 1.5x | 2 & 3 | 2 & 3 | 1 & 2, 3 & | | | | | | | 4, 5 & 6 | |---------+--------+------------+-------+-------+------------| | 90MHz | 60MHz | 1.5x | 2 & 3 | 2 & 3 | 1 & 2, 3 & | | | | | | | 4 | |---------+--------+------------+-------+-------+------------| | 100MHz | 66MHz | 1.5x | 2 & 3 | 2 & 3 | 3 & 4, 5 & | | | | | | | 6 | |---------+--------+------------+-------+-------+------------| | 120MHz | 60MHz | 1.5x | 2 & 3 | 2 & 3 | 1 & 2, 3 & | | | | | | | 4 | |---------+--------+------------+-------+-------+------------| | 133MHz | 66MHz | 1.5x | 2 & 3 | 2 & 3 | 3 & 4, 5 & | | | | | | | 6 | |---------+--------+------------+-------+-------+------------| | 150MHz | 60MHz | 1.75x | 1 & 2 | 1 & 2 | 1 & 2, 3 & | | | | | | | 4 | |---------+--------+------------+-------+-------+------------| | 166MHz | 66MHz | 1.75x | 1 & 2 | 1 & 2 | 3 & 4, 5 & | | | | | | | 6 | |---------+--------+------------+-------+-------+------------| | 166MHz | 66MHz | 2.5x | 1 & 2 | 1 & 2 | 3 & 4, 5 & | | | | | | | 6 | |---------+--------+------------+-------+-------+------------| | 200MHz | 66MHz | 3x | 2 & 3 | 1 & 2 | 3 & 4, 5 & | | | | | | | 6 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION (INTEL) | |------------------------------------------------------------| | CPU | Clock | Multiplier | JP23 | JP24 | JP36 | | speed | speed | | | | | |---------+--------+------------+-------+-------+------------| | 75MHz | 50MHz | 1.5x | 2 & 3 | 2 & 3 | 1 & 2, 3 & | | | | | | | 4, 5 & 6 | |---------+--------+------------+-------+-------+------------| | 90MHz | 60MHz | 1.5x | 2 & 3 | 2 & 3 | 1 & 2, 3 & | | | | | | | 4 | |---------+--------+------------+-------+-------+------------| | 100MHz | 66MHz | 1.5x | 2 & 3 | 2 & 3 | 3 & 4, 5 & | | | | | | | 6 | |---------+--------+------------+-------+-------+------------| | 120MHz | 60MHz | 2x | 1 & 2 | 2 & 3 | 1 & 2, 3 & | | | | | | | 4 | |---------+--------+------------+-------+-------+------------| | 125MHz | 50MHz | 2.5x | 1 & 2 | 1 & 2 | 1 & 2, 3 & | | | | | | | 4, 5 & 6 | |---------+--------+------------+-------+-------+------------| | 133MHz | 66MHz | 2x | 1 & 2 | 2 & 3 | 3 & 4, 5 & | | | | | | | 6 | |---------+--------+------------+-------+-------+------------| | 150MHz | 60MHz | 2.5x | 1 & 2 | 1 & 2 | 1 & 2, 3 & | | | | | | | 4 | |---------+--------+------------+-------+-------+------------| | 166MHz | 66MHz | 2.5x | 1 & 2 | 1 & 2 | 3 & 4, 5 & | | | | | | | 6 | |---------+--------+------------+-------+-------+------------| | 200MHz | 66MHz | 3x | 2 & 3 | 1 & 2 | 3 & 4, 5 & | | | | | | | 6 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU VOLTAGE SELECTION (SINGLE) | |------------------------------------------------------------| | Voltage | J100 | J105 | J107 | J108 | |-----------+---------------+---------+-------+--------------| | 2.82v | Open | 3 & 4 | Open | 1 & 3, 2 & 4 | |-----------+---------------+---------+-------+--------------| | 2.94v | 2 & 4 | 3 & 4 | Open | 1 & 3, 2 & 4 | |-----------+---------------+---------+-------+--------------| | 3.10v | 3 & 4 | 3 & 4 | Open | 1 & 3, 2 & 4 | |-----------+---------------+---------+-------+--------------| | 3.33v | 1 & 3 | 3 & 4 | Open | 1 & 3, 2 & 4 | |-----------+---------------+---------+-------+--------------| | 3.53v | 1 & 3, 2 & 4 | 3 & 4 | Open | 1 & 3, 2 & 4 | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU VOLTAGE SELECTION (DUAL) | |------------------------------------------------------------| | Voltage | V core | J100 | J105 | J107 | J108 | |----------+---------+--------+--------+--------------+------| | 3.33v | 2.82v | Open | 3 & 4 | 1 & 3, 2 & 4 | Open | |----------+---------+--------+--------+--------------+------| | 3.33v | 2.94v | 2 & 4 | 3 & 4 | 1 & 3, 2 & 4 | Open | |----------+---------+--------+--------+--------------+------| | 3.33v | 3.10v | 3 & 4 | 3 & 4 | 1 & 3, 2 & 4 | Open | |----------+---------+--------+--------+--------------+------| | 3.44v | 2.82v | Open | 2 & 4 | 1 & 3, 2 & 4 | Open | |----------+---------+--------+--------+--------------+------| | 3.44v | 2.94v | 2 & 4 | 2 & 4 | 1 & 3, 2 & 4 | Open | |----------+---------+--------+--------+--------------+------| | 3.44v | 3.10v | 3 & 4 | 2 & 4 | 1 & 3, 2 & 4 | Open | |------------------------------------------------------------| | Note: Pins designated should be in the closed position. | +------------------------------------------------------------+