COMPUTREND SYSTEMS, INC. ======================== TR4 Processor CX M1/AM K5/Pentium Processor Speed 90/100/120/133/150/166/200/225/233MHz Chip Set Intel Video Chip Set None Maximum Onboard 256MB (EDO supported) Memory Maximum Video None Memory Cache 256/512KB BIOS Award Dimensions 300mm x 186mm 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 NPU Options None +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |------------------+----------+------------------+-----------| | ATX power | ATX | Power LED & | JFP pins | | connector | | keylock | 1 - 5 | |------------------+----------+------------------+-----------| | Parallel port | CN1 | Speaker | JFP pins | | | | | 7 - 10 | |------------------+----------+------------------+-----------| | Serial port 1 | CN2 | Sleep switch | JFP pins | | | | | 8 & 9 | |------------------+----------+------------------+-----------| | Serial port 2 | CN3 | Turbo LED | JFP pins | | | | | 12 & 13 | |------------------+----------+------------------+-----------| | USB connector | CN4 | Turbo switch | JFP pins | | | | | 15 - 17 | |------------------+----------+------------------+-----------| | USB connector | CN5 | Reset switch | JFP pins | | | | | 19 & 20 | |------------------+----------+------------------+-----------| | PS/2 mouse port | CN6 | IDE interface | JFP pins | | | | LED | 21 & 22 | |------------------+----------+------------------+-----------| | Floppy drive | CN7 | Green PC LED | JGL | | interface | | | | |------------------+----------+------------------+-----------| | IDE interface 1 | CN8 | Green PC | JGS | | | | connector | | |------------------+----------+------------------+-----------| | IDE interface 2 | CN9 | Power on/off | JRMS1 | | | | switch | | |------------------+----------+------------------+-----------| | IR connector | IR | Power on/off | JRMS2 | | | | switch | | |------------------+----------+------------------+-----------| | Chassis fan | JFAN | 32-bit PCI slots | PC1 - PC4 | | power | | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Label | Position | |-----------------------------------+-------+----------------| |>> | CMOS memory normal operation | JBAT | Pins 1 & 2 | | | | | closed | |---+-------------------------------+-------+----------------| | | CMOS memory clear | JBAT | Pins 2 & 3 | | | | | closed | |---+-------------------------------+-------+----------------| |>> | Flash BIOS voltage select 5v | JP2 | Pins 1 & 2 | | | | | closed | |---+-------------------------------+-------+----------------| | | Flash BIOS voltage select 12v | JP2 | Pins 2 & 3 | | | | | closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIMM/DRAM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |------+-------------+-------------+------------+------------| | 8MB | (2) 1M x 36 | None | None | None | |------+-------------+-------------+------------+------------| | 8MB | None | None | (1) 1M x | None | | | | | 64 | | |------+-------------+-------------+------------+------------| | 16MB | (2) 2M x 36 | None | None | None | |------+-------------+-------------+------------+------------| | 16MB | None | None | (1) 2M x | None | | | | | 64 | | |------+-------------+-------------+------------+------------| | 16MB | (2) 1M x 36 | (2) 1M x 36 | None | None | |------+-------------+-------------+------------+------------| | 16MB | (2) 1M x 36 | None | None | (1) 1M x | | | | | | 64 | |------+-------------+-------------+------------+------------| | 16MB | None | None | (1) 1M x | (1) 1M x | | | | | 64 | 64 | |------+-------------+-------------+------------+------------| | 24MB | None | (2) 2M x 36 | (1) 1M x | None | | | | | 64 | | |------+-------------+-------------+------------+------------| | 32MB | (2) 4M x 36 | None | None | None | |------+-------------+-------------+------------+------------| | 32MB | None | None | (1) 4M x | None | | | | | 64 | | |------+-------------+-------------+------------+------------| | 32MB | None | (2) 2M x 36 | (1) 2M x | None | | | | | 64 | | |------+-------------+-------------+------------+------------| | 40MB | (2) 4M x 36 | (2) 1M x 36 | None | None | |------+-------------+-------------+------------+------------| | 40MB | (2) 4M x 36 | None | None | (1) 1M x | | | | | | 64 | |------+-------------+-------------+------------+------------| | 48MB | (2) 2M x 36 | None | None | (1) 4M x | | | | | | 64 | |------+-------------+-------------+------------+------------| | 48MB | (2) 4M x 36 | (2) 2M x 36 | None | None | |------+-------------+-------------+------------+------------| | 64MB | (2) 8M x 36 | None | None | None | |------+-------------+-------------+------------+------------| | 64MB | (2) 4M x 36 | (2) 4M x 36 | None | None | |------+-------------+-------------+------------+------------| | 64MB | None | None | (1) 4M x | (1) 4M x | | | | | 64 | 64 | |------+-------------+-------------+------------+------------| | 72MB | (2) 8M x 36 | (2) 1M x 36 | None | None | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIMM/DRAM CONFIGURATION (CON'T) | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |-------+-------------+------------+------------+------------| | 80MB | None | (2) 2M x | (1) 8M x | None | | | | 36 | 64 | | |-------+-------------+------------+------------+------------| | 80MB | (2) 8M x 36 | (2) 2M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 96MB | (2) 8M x 36 | (2) 4M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 128MB | None | None | (1) 8M x | (1) 8M x | | | | | 64 | 64 | |-------+-------------+------------+------------+------------| | 128MB | (2) 8M x 36 | (2) 8M x | None | None | | | | 36 | | | |-------+-------------+------------+------------+------------| | 128MB | None | None | None | (1) 16M x | | | | | | 64 | |-------+-------------+------------+------------+------------| | 192MB | (2) 8M x 36 | (2) 8M x | (1) 8M x | None | | | | 36 | 64 | | |-------+-------------+------------+------------+------------| | 256MB | None | None | (1) 16M x | (1) 16M x | | | | | 64 | 64 | |-------+-------------+------------+------------+------------| | 256MB | (2) 16M x | (2) 16M x | None | None | | | 36 | 36 | | | |------------------------------------------------------------| | Note: Board accepts EDO memory. | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIMM VOLTAGE CONFIGURATION | |------------------------------------------------------------| | Voltage | JV1 | |----------------------------+-------------------------------| | 3.3v | Pins 7 & 8, 9 & 10 closed | |----------------------------+-------------------------------| | 5v | Pins 1 & 2, 3 & 4 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | |----------------------------+-------------------------------| | 256KB | (2) 32K x 32 | |----------------------------+-------------------------------| | 512KB | (2) 64K x 32 | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION (CYRIX M1) | |------------------------------------------------------------| |CPU speed| Clock |Multiplier|SW/1|SW/2|SW/3|SW/4|SW/5|SW/6| | | speed | | | | | | | | |---------+---------+----------+----+----+----+----+----+----| | 133MHz | 55MHz | 2x | On |Off |Off | On | On |Off | |---------+---------+----------+----+----+----+----+----+----| | 150MHz | 60MHz | 2x | On |Off |Off | On |Off |Off | |---------+---------+----------+----+----+----+----+----+----| | 166MHz | 66MHz | 2x | On |Off |Off |Off |Off |Off | |---------+---------+----------+----+----+----+----+----+----| | 200MHz | 75MHz | 2x | On |Off |Off |Off | On |Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION (CYRIX M2) | |------------------------------------------------------------| |CPU speed| Clock |Multiplier|SW/1|SW/2|SW/3|SW/4|SW/5|SW/6| | | speed | | | | | | | | |---------+---------+----------+----+----+----+----+----+----| | 166MHz | 66MHz | 2.5x | On | On |Off |Off |Off |Off | |---------+---------+----------+----+----+----+----+----+----| | 180MHz | 60MHz | 3x |Off | On |Off | On |Off |Off | |---------+---------+----------+----+----+----+----+----+----| | 200MHz | 66MHz | 3x |Off | On |Off |Off |Off |Off | |---------+---------+----------+----+----+----+----+----+----| | 225MHz | 75MHz | 3x |Off | On |Off |Off | On |Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION (AMD) | |------------------------------------------------------------| |CPU speed| Clock |Multiplier|SW/1|SW/2|SW/3|SW/4|SW/5|SW/6| | | speed | | | | | | | | |---------+---------+----------+----+----+----+----+----+----| | 90MHz | 60MHz | 1.5x |Off |Off |Off | On |Off |Off | |---------+---------+----------+----+----+----+----+----+----| | 100MHz | 66MHz | 1.5x |Off |Off |Off |Off |Off |Off | |---------+---------+----------+----+----+----+----+----+----| | 120MHz | 60MHz | 2x | On |Off |Off | On |Off |Off | |---------+---------+----------+----+----+----+----+----+----| | 133MHz | 66MHz | 2x | On |Off |Off |Off |Off |Off | |---------+---------+----------+----+----+----+----+----+----| | 150MHz | 60MHz | 2.5x | On | On |Off | On |Off |Off | |---------+---------+----------+----+----+----+----+----+----| | 166MHz | 66MHz | 2.5x | On | On |Off |Off |Off |Off | |---------+---------+----------+----+----+----+----+----+----| | 200MHz | 66MHz | 3x |Off | On |Off |Off |Off |Off | |---------+---------+----------+----+----+----+----+----+----| | 233MHz | 66MHz | 3.5x |Off |Off |Off |Off |Off |Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION (INTEL) | |------------------------------------------------------------| |CPU speed| Clock |Multiplier|SW/1|SW/2|SW/3|SW/4|SW/5|SW/6| | | speed | | | | | | | | |---------+---------+----------+----+----+----+----+----+----| | 90MHz | 60MHz | 1.5x |Off |Off |Off | On |Off |Off | |---------+---------+----------+----+----+----+----+----+----| | 100MHz | 66MHz | 1.5x |Off |Off |Off |Off |Off |Off | |---------+---------+----------+----+----+----+----+----+----| | 120MHz | 60MHz | 2x | On |Off |Off | On |Off |Off | |---------+---------+----------+----+----+----+----+----+----| | 133MHz | 66MHz | 2x | On |Off |Off |Off |Off |Off | |---------+---------+----------+----+----+----+----+----+----| | 150MHz | 60MHz | 2.5x | On | On |Off | On |Off |Off | |---------+---------+----------+----+----+----+----+----+----| | 166MHz | 66MHz | 2.5x | On | On |Off |Off |Off |Off | |---------+---------+----------+----+----+----+----+----+----| | 200MHz | 66MHz | 3x |Off | On |Off |Off |Off |Off | |---------+---------+----------+----+----+----+----+----+----| | 233MHz | 66MHz | 3.5x |Off |Off |Off |Off |Off |Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU VOLTAGE SELECTION (SINGLE) | |------------------------------------------------------------| | Voltage | JV3 | JV4 | JV5 | JV6 | |------------+------------+------------+----------+----------| | 3.38v | Open | Closed | Open | Open | |------------+------------+------------+----------+----------| | 3.52v | Closed | Open | Open | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU VOLTAGE SELECTION (DUAL) | |------------------------------------------------------------| | Voltage | V core | JV3 | JV4 | JV5 | JV6 | |----------+----------+----------+-------+---------+---------| | 3.3v | 2.8v | Closed | Open | Open | Open | |----------+----------+----------+-------+---------+---------| | 3.3v | 2.9v | Open | Open | Open | Closed | |----------+----------+----------+-------+---------+---------| | 3.3v | 3.2v | Open | Open | Closed | Open | +------------------------------------------------------------+