TMC RESEARCH CORPORATION AI5TT (VER. 1.0) Processor CX 6X86/AM K5/AM K6/Pentium Processor Speed 90/100/120/133/150/166/200/233MHz Chip Set Intel Video Chip Set None Maximum Onboard 256MB (EDO supported) Memory Maximum Video Memory None Cache 256/512KB BIOS Award Dimensions 254mm x 218mm 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), IR connector, USB connectors (2), ATX power connector NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location ATX power ATX Turbo LED J12/pins 8 & connector 18 Serial port 1 J5 Reset switch J12/pins 9 & 19 Serial port 2 J6 IDE interface LED J12/pins 10 & 20 Floppy drive J7 Power LED & J12/pins 11 & interface keylock 15 IDE interface 1 J8 PS/2 mouse J16 interface Parallel port J9 USB connector JP1 IDE interface 2 J10 USB connector JP2 IR connector J11 External battery JP8 Speaker J12/pins 1 & 32-bit PCI slots PC1 – PC4 4 Green PC connector J12/pins 6 & 16 USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not JP4 Unidentified alter » Battery type select internal JP8 Pins 1 & 2 closed Battery type select external JP8 Closed » CMOS memory normal operation JP11 Open CMOS memory clear JP11 Closed » Factory configured - do not JP16 Open alter 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 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 256MB (2) 16M x 36 (2) 16M x 36 Note: Board accepts EDO memory. DIMM CONFIGURATION Size Bank 2 Bank 3 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) 8M x 64 None 64MB (1) 4M x 64 (1) 4M x 64 72MB (1) 8M x 64 (1) 1M x 64 80MB (1) 8M x 64 (1) 2M x 64 96MB (1) 8M x 64 (1) 4M x 64 128MB (1) 8M x 64 (1) 8M x 64 CACHE CONFIGURATION Size Bank 0 256KB (2) 32K x 32 512KB (2) 64K x 32 CPU SPEED SELECTION (CYRIX 6X86) CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 speed speed 150MHz 60MHz 2x On On On Off 166MHz 66MHz 2x Off Off On Off CPU SPEED SELECTION (AM K5) CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 speed speed 100MHz 66MHz 1.5x Off Off Off Off 133MHz 66MHz 1.5x Off Off On Off 166MHz 66MHz 1.75x Off Off On On CPU SPEED SELECTION (AM K6) CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 speed speed 166MHz 66MHz 1.75x Off Off On On 200MHz 66MHz 3x Off Off Off On 233MHz 66MHz 3.5x Off Off Off Off CPU SPEED SELECTION (INTEL) CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 speed speed 90MHz 60MHz 1.5x On On Off Off 100MHz 66MHz 1.5x Off Off Off Off 120MHz 60MHz 2x On On On Off 133MHz 66MHz 2x Off Off On Off 150MHz 60MHz 2.5x On On On On 166MHz 66MHz 2.5x Off Off On On 200MHz 66MHz 3x Off Off Off On 233MHz 66MHz 3.5x Off Off Off Off CPU VOLTAGE SELECTION (SINGLE) Voltage SW1/5 SW1/6 SW1/7 SW1/8 3.5v On On On On CPU VOLTAGE SELECTION (DUAL) Voltage V core SW1/5 SW1/6 SW1/7 SW1/8 3.3v 2.5v On Off On Off 3.3v 2.6v Off On On Off 3.3v 2.7v On On On Off 3.3v 2.8v Off Off Off On 3.3v 2.9v On Off Off On 3.3v 3.0v Off On Off On 3.3v 3.2v Off Off On On 3.3v 3.5v On On On On