LUCKY STAR TECHNOLOGY CO., LTD. 5I-TX1C 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 128MB (EDO & SDRAM supported) Memory Cache 256/512KB BIOS Unidentified Dimensions 254mm x 218mm 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 IDE interface 1 CN1 USB connector CN7 IDE interface 2 CN2 PS/2 mouse interface CN8 Floppy drive interface CN3 IR connector CN9 Parallel port CN4 Front panel connector JP11 Serial port CN5 32-bit PCI slots PC1 – PC4 USER CONFIGURABLE SETTINGS Function Label Position » CMOS memory normal operation JP10 Pins 1 & 2 closed CMOS memory clear JP10 Pins 2 & 3 closed Flash BIOS voltage select 12v JP12 Pins 2 & 3 closed Flash BIOS voltage select 5v JP12 Pins 1 & 2 closed WIN95 software power down enabled JP17 Closed WIN95 software power down JP17 Open disabled Power supply type select AT JP18 Open Power supply type select ATX JP18 Closed SIMM 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 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 DIMM CONFIGURATION (CON’T) Size Bank 0 Bank 1 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 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 Clock Multiplier JP2 JP3 JP4 JP5 speed speed 120MHz 50MHz 2x Closed Closed Closed 1 & 2 150MHz 60MHz 2x Open Open Closed 1 & 2 166MHz 66MHz 2x Open Open Open 1 & 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX 6X86L) CPU Clock Multiplier JP2 JP3 JP4 JP5 speed speed 150MHz 60MHz 2x Open Open Closed 1 & 2 166MHz 66MHz 2x Open Open Open 1 & 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX 6X86MX) CPU Clock Multiplier JP2 JP3 JP4 JP5 speed speed 166MHz 60MHz 2.5x Open Open Closed 1 & 2 166MHz 66MHz 2x Open Open Open 1 & 2, 3 & 4 200MHz 66MHz 2.5x Open Open Open 1 & 2, 3 & 4 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K5) CPU Clock Multiplier JP2 JP3 JP4 JP5 speed speed 75MHz 50MHz 1.5x Closed Closed Closed Open 90MHz 60MHz 1.5x Open Open Closed Open 100MHz 66MHz 1.5x Open Open Open Open 120MHz 60MHz 1.5x Open Open Closed Open 133MHz 66MHz 1.5x Open Open Open Open 166MHz 66MHz 2.5x Open Open Open 1 & 2, 3 & 4 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K6) CPU Clock Multiplier JP2 JP3 JP4 JP5 speed speed 166MHz 66MHz 2.5x Open Open Open 1 & 2, 3 & 4 200MHz 66MHz 3x Open Open Open 3 & 4 233MHz 66MHz 3.5x Open Open Open Open Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL) CPU Clock Multiplier JP2 JP3 JP4 JP5 speed speed 75MHz 50MHz 1.5x Closed Closed Closed Open 90MHz 60MHz 1.5x Open Open Closed Open 100MHz 66MHz 1.5x Open Open Open Open 120MHz 60MHz 2x Open Open Closed 1 & 2 133MHz 66MHz 2x Open Open Open 1 & 2 150MHz 60MHz 2.5x Open Open Closed 1 & 2, 3 & 4 166MHz 66MHz 2.5x Open Open Open 1 & 2, 3 & 4 180MHz 60MHz 3x Open Open Closed 3 & 4 200MHz 66MHz 3x Open Open Open 3 & 4 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL MMX) CPU Clock Multiplier JP2 JP3 JP4 JP5 speed speed 166MHz 66MHz 2.5x Open Open Open 1 & 2, 3 & 4 200MHz 66MHz 3x Open Open Open 3 & 4 233MHz 66MHz 3.5x Open Open Open Open Note: Pins designated should be in the closed position. CPU TYPE SELECTION Type JP7 JP8 Single voltage Closed Open Dual voltage Open Pins 1 & 2, 3 & 4 closed CPU VOLTAGE SELECTION Voltage JP9 2.0v Open 2.1v Pins 1 & 2 closed 2.5v Pins 1 & 2, 5 & 6 closed 2.8v Pins 7 & 8 closed 2.9v Pins 1 & 2, 7 & 8 closed 3.0v Pins 3 & 4, 7 & 8 closed 3.1v Pins 1 & 2, 3 & 4, 7 & 8 closed 3.2v Pins 5 & 6, 7 & 8 closed 3.3v Pins 1 & 2, 5 & 6, 7 & 8 closed 3.5v Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed