LUCKY STAR TECHNOLOGY CO., LTD. 5ATX2 Device Type Mainboard Processor CX 6X86/CX 6X86L/CX 686MX/CX MII/AM K5/AM K6/Pentium/ Pentium MMX Processor Speed 75/90/100/120/133/150/166/180/200/233MHz Chip Set Intel Maximum Onboard 128MB Memory Cache 256/512KB BIOS Unidentified Dimensions 305mm x 244mm 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), USB connectors (2), ATX power connector [Image] CONNECTIONS Purpose Location Purpose Location CPU fan power ATX IDE interface 2 CN9 Chassis fan power C1 IR connector IR1 Parallel port CN1 Power LED & JP13/pins 1 – keylock 5 Serial port 1 CN2 Speaker JP13/pins 7 – 10 Serial port 2 CN3 Reset switch JP13/pins 12 & 13 USB connector 1 CN4 IDE interface LED JP13/pins 15 & 16 USB connector 2 CN5 Turbo LED JP13/pins 18 & 19 PS/2 mouse port CN6 Green PC JP13/pins 21 & connector 22 Floppy drive CN7 32-bit PCI slots PC1 – PC4 interface IDE interface 1 CN8 USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not JP4 Unidentified alter » Factory configured - do not JP12 Unidentified alter » Factory configured - do not JP14 Unidentified alter » CMOS memory normal operation JP15 Closed CMOS memory clear JP15 Open SIMM CONFIGURATION Size Bank 2 Bank 3 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 DIMM CONFIGURATION (CON’T) Size Bank 0 Bank 1 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 DIMM VOLTAGE CONFIGURATION Voltage JP1 3.3v Pins 1 & 3, 2 & 4 closed 5v Pins 3 & 5, 4 & 6 closed CPU SPEED SELECTION (CX 6X86) CPU Clock Multiplier JP2 JP3 JP8 JP9 JP10 speed speed 120MHz 50MHz 2x 2 & 1 & 1 & 1 & 1 & 2 3 2 2 2 133MHz 55MHz 2x 2 & 1 & 1 & 1 & 2 & 3 3 2 2 2 150MHz 60MHz 2x 2 & 1 & 2 & 1 & 1 & 2 3 2 3 2 166MHz 66MHz 2x 2 & 1 & 1 & 2 & 1 & 2 3 2 2 3 200MHz 75MHz 2x 2 & 1 & 2 & 1 & 2 & 3 3 2 3 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX 6X86L) CPU Clock Multiplier JP2 JP3 JP8 JP9 JP10 speed speed 133MHz 55MHz 2x 2 & 1 & 1 & 1 & 2 & 3 3 2 2 2 150MHz 60MHz 2x 2 & 1 & 2 & 1 & 1 & 2 3 2 3 2 166MHz 66MHz 2x 2 & 1 & 1 & 2 & 1 & 2 3 2 2 3 200MHz 75MHz 2x 2 & 1 & 2 & 1 & 2 & 3 3 2 3 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX 6X86MX) CPU Clock Multiplier JP2 JP3 JP8 JP9 JP10 speed speed 166MHz 60MHz 2.5x 2 & 2 & 2 & 1 & 1 & 2 3 3 3 2 166MHz 66MHz 2x 2 & 1 & 1 & 2 & 1 & 2 3 2 2 3 200MHz 75MHz 2x 2 & 1 & 2 & 1 & 2 & 3 3 2 3 2 233MHz 75MHz 2.5x 2 & 2 & 2 & 1 & 2 & 3 3 3 3 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX MII) CPU Clock Multiplier JP2 JP3 JP8 JP9 JP10 speed speed 300MHz 66MHz 3.5x 1 & 1 & 1 & 2 & 1 & 2 2 2 2 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K5) CPU Clock Multiplier JP2 JP3 JP8 JP9 JP10 speed speed 75MHz 50MHz 1.5x 1 & 1 & 1 & 1 & 1 & 2 2 2 2 2 90MHz 60MHz 1.5x 1 & 1 & 2 & 1 & 1 & 2 2 2 3 2 100MHz 66MHz 1.5x 1 & 1 & 1 & 2 & 1 & 2 2 2 2 3 120MHz 60MHz 1.5x 1 & 1 & 2 & 1 & 1 & 2 2 2 3 2 133MHz 66MHz 1.5x 1 & 1 & 1 & 2 & 1 & 2 2 2 2 3 150MHz 60MHz 2.5x 2 & 2 & 2 & 1 & 1 & 2 3 3 3 2 166MHz 66MHz 2.5x 2 & 2 & 1 & 2 & 1 & 2 3 3 2 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K6) CPU Clock Multiplier JP2 JP3 JP8 JP9 JP10 speed speed 166MHz 66MHz 2.5x 2 & 2 & 1 & 2 & 1 & 2 3 3 2 3 200MHz 66MHz 3x 1 & 2 & 1 & 2 & 1 & 2 2 3 2 3 233MHz 66MHz 3.5x 1 & 1 & 1 & 2 & 1 & 2 2 2 2 3 266MHz 66MHz 4x 2 & 1 & 1 & 2 & 1 & 2 3 2 2 3 300MHz 66MHz 4.5x 2 & 2 & 1 & 2 & 1 & 2 3 3 2 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL) CPU Clock Multiplier JP2 JP3 JP8 JP9 JP10 speed speed 75MHz 50MHz 1.5x 1 & 1 & 1 & 1 & 1 & 2 2 2 2 2 90MHz 60MHz 1.5x 1 & 1 & 2 & 1 & 1 & 2 2 2 3 2 100MHz 66MHz 1.5x 1 & 1 & 1 & 2 & 1 & 2 2 2 2 3 120MHz 60MHz 2x 2 & 1 & 2 & 1 & 1 & 2 3 2 3 2 133MHz 66MHz 2x 2 & 1 & 1 & 2 & 1 & 2 3 2 2 3 150MHz 60MHz 2.5x 2 & 2 & 2 & 1 & 1 & 2 3 3 3 2 166MHz 66MHz 2.5x 2 & 2 & 1 & 2 & 1 & 2 3 3 2 3 180MHz 60MHz 3x 1 & 2 & 2 & 1 & 1 & 2 2 3 3 2 200MHz 66MHz 3x 1 & 2 & 1 & 2 & 1 & 2 2 3 2 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL MMX) CPU Clock Multiplier JP2 JP3 JP8 JP9 JP10 speed speed 166MHz 66MHz 2.5x 2 & 2 & 1 & 2 & 1 & 2 3 3 2 3 200MHz 66MHz 3x 1 & 2 & 1 & 2 & 1 & 2 2 3 2 3 233MHz 66MHz 3.5x 1 & 1 & 1 & 2 & 1 & 2 2 2 2 3 Note: Pins designated should be in the closed position. CPU TYPE SELECTION Type JP6 Single voltage Open Dual voltage Pins 1 & 2, 3 & 4, 5 & 6 closed CPU VOLTAGE SELECTION Voltage JP5 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