LUCKY STAR TECHNOLOGY CO., LTD. 5I-TX2A Device Type Mainboard Processor CX 6X86/CX 6X86L/CX 686MX/AM K5/AM K6/Pentium/Pentium MMX Processor Speed 75/90/100/120/133/150/166/180/200/233MHz Chip Set Intel 430TX Maximum Onboard 256MB (EDO & SDRAM supported) Memory Cache 256/512KB BIOS Award Dimensions 220mm x 190mm I/O Options 32-bit PCI slots (4), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connector, ATX power connector [Image] CONNECTIONS Purpose Location Purpose Location ATX power connector ATX Serial port CN6 Chassis fan power C1 USB connector CN7 IDE interface 1 CN1 PS/2 mouse interface CN8 IDE interface 2 CN2 IR connector CN9 Floppy drive interface CN3 Front panel connector J13 Parallel port CN4 32-bit PCI slots PC1 – PC4 Serial port CN5 USER CONFIGURABLE SETTINGS Function Label Position Power supply type select AT JP9 Pins 2 & 3 closed Power supply type select ATX JP9 Pins 1 & 2 closed » CMOS memory normal operation JP10 Pins 1 & 2 closed CMOS memory clear JP10 Pins 2 & 3 closed Flash BIOS voltage select 12v JP13 Pins 2 & 3 closed Flash BIOS voltage select 5v JP13 Pins 1 & 2 closed SIMM CONFIGURATION Size Bank 2 8MB (2) 1M x 36 16MB (2) 2M x 36 32MB (2) 4M x 36 64MB (2) 8M x 36 128MB (2) 16M x 36 256MB (2) 32M x 36 Note: Board accepts EDO memory. 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) 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 DIMM CONFIGURATION (CON’T) Size Bank 0 Bank 1 128MB (1) 16M x 64 None 128MB (1) 8M x 64 (1) 8M x 64 136MB (1) 16M x 64 (1) 1M x 64 144MB (1) 16M x 64 (1) 2M x 64 160MB (1) 16M x 64 (1) 4M x 64 192MB (1) 16M x 64 (1) 8M x 64 256MB (1) 16M x 64 (1) 16M x 64 Note: Board accepts EDO memory. DIMM VOLTAGE CONFIGURATION Voltage JP1 3.3v Pins 3 & 5, 4 & 6 closed 5v Pins 1 & 3, 2 & 4 closed CACHE CONFIGURATION Size Bank 0 256KB (2) 32K x 32 512KB (2) 64K x 32 CPU SPEED SELECTION (CX 6X86) CPU speed Clock Multiplier JP2 JP3 JP4 JP7 speed 120MHz 50MHz 2x 1 & 2 1 & 2 1 & 2 1 & 2 133MHz 55MHz 2x 1 & 2 2 & 3 1 & 2 1 & 2 150MHz 60MHz 2x 2 & 3 1 & 2 1 & 2 1 & 2 166MHz 66MHz 2x 1 & 2 1 & 2 2 & 3 1 & 2 200MHz 75MHz 2x 2 & 3 2 & 3 1 & 2 1 & 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX 6X86L) CPU speed Clock Multiplier JP2 JP3 JP4 JP7 speed 133MHz 55MHz 2x 1 & 2 2 & 3 1 & 2 1 & 2 150MHz 60MHz 2x 2 & 3 1 & 2 1 & 2 1 & 2 166MHz 66MHz 2x 1 & 2 1 & 2 2 & 3 1 & 2 200MHz 75MHz 2x 2 & 3 2 & 3 1 & 2 1 & 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX 6X86MX) CPU Clock Multiplier JP2 JP3 JP4 JP7 speed speed 166MHz 60MHz 2.5x 2 & 3 1 & 2 1 & 2 1 & 2, 3 & 4 166MHz 66MHz 2x 1 & 2 1 & 2 2 & 3 1 & 2 200MHz 75MHz 2x 2 & 3 2 & 3 1 & 2 1 & 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K5) CPU Clock Multiplier JP2 JP3 JP4 JP7 speed speed 75MHz 50MHz 1.5x 1 & 2 1 & 2 1 & 2 Open 90MHz 60MHz 1.5x 2 & 3 1 & 2 1 & 2 Open 100MHz 66MHz 1.5x 1 & 2 1 & 2 2 & 3 Open 120MHz 60MHz 1.5x 2 & 3 1 & 2 1 & 2 Open 133MHz 66MHz 1.5x 1 & 2 1 & 2 2 & 3 Open 150MHz 60MHz 2.5x 2 & 3 1 & 2 1 & 2 1 & 2, 3 & 4 166MHz 66MHz 2.5x 1 & 2 1 & 2 2 & 3 1 & 2, 3 & 4 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K6) CPU Clock Multiplier JP2 JP3 JP4 JP7 speed speed 166MHz 66MHz 2.5x 1 & 2 1 & 2 2 & 3 1 & 2, 3 & 4 200MHz 66MHz 3x 1 & 2 1 & 2 2 & 3 3 & 4 233MHz 66MHz 3.5x 1 & 2 1 & 2 2 & 3 Open Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL) CPU Clock Multiplier JP2 JP3 JP4 JP7 speed speed 75MHz 50MHz 1.5x 1 & 2 1 & 2 1 & 2 Open 90MHz 60MHz 1.5x 2 & 3 1 & 2 1 & 2 Open 100MHz 66MHz 1.5x 1 & 2 1 & 2 2 & 3 Open 120MHz 60MHz 2x 2 & 3 1 & 2 1 & 2 1 & 2 133MHz 66MHz 2x 1 & 2 1 & 2 2 & 3 1 & 2 150MHz 60MHz 2.5x 2 & 3 1 & 2 1 & 2 1 & 2, 3 & 4 166MHz 66MHz 2.5x 1 & 2 1 & 2 2 & 3 1 & 2, 3 & 4 180MHz 60MHz 3x 2 & 3 1 & 2 1 & 2 3 & 4 200MHz 66MHz 3x 1 & 2 1 & 2 2 & 3 3 & 4 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL MMX) CPU Clock Multiplier JP2 JP3 JP4 JP7 speed speed 166MHz 66MHz 2.5x 1 & 2 1 & 2 2 & 3 1 & 2, 3 & 4 200MHz 66MHz 3x 1 & 2 1 & 2 2 & 3 3 & 4 233MHz 66MHz 3.5x 1 & 2 1 & 2 2 & 3 Open Note: Pins designated should be in the closed position. CPU VOLTAGE SELECTION (SINGLE) Voltage JP11 3.3v Pins 1 & 2, 5 & 6, 7 & 8 closed 3.52v Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed CPU VOLTAGE SELECTION (DUAL) Voltage V core JP11 3.3v 2.8v Pins 5 & 6 closed 3.3v 2.9v Pins 3 & 4, 5 & 6 closed 3.3v 3.2v Pins 3 & 4, 7 & 8 closed