KADATCO CO., LTD. AM-539 Device Type Mainboard Processor CX 6X86/CX 6X86L/CX M2/IBM 6X86/IBM6X86L/IBM M2/AM K5/ AM K6/Pentium Processor Speed 75/90/100/120/133/150/166/180/200/233MHz Chip Set Intel Video Chip Set None Maximum Onboard 384MB (EDO & SDRAM supported) Memory Maximum Video None Memory Cache 512KB BIOS AMI 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), USB connector NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Serial port 2 CN2 Chassis fan power J4 PS/2 mouse interface CN3 IDE interface LED J5 Serial port 1 CN5 Power LED & keylock J6 Floppy drive interface CN6 Reset switch J7 Parallel port CN7 Speaker J8 IDE interface 2 CN8 Turbo LED JP9 IDE interface 1 CN9 32-bit PCI slots PC1 – PC4 USB connector J2 USER CONFIGURABLE SETTINGS Function Label Position » CMOS memory normal operation J15 Pins 1 & 2 closed CMOS memory clear J15 Pins 2 & 3 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 128MB (2) 16M x 36 None 136MB (2) 16M x 36 (2) 1M x 36 144MB (2) 16M x 36 (2) 2M x 36 160MB (2) 16M x 36 (2) 4M x 36 192MB (2) 16M x 36 (2) 8M x 36 256MB (2) 16M x 36 (2) 16M 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 128MB (1) 8M x 64 (1) 8M x 64 Note: Board accepts SDRAM memory. For maximum memory of 384MB, fully populate all 4 banks. DIMM VOLTAGE CONFIGURATION Voltage JP4 3.3v Pins 1 & 2, 3 & 4 closed 5v Pins 5 & 6, 7 & 8 closed CACHE CONFIGURATION Size Bank 0 512KB (2) 64K x 32 CPU SPEED SELECTION (CX 6X86) CPU Clock Multiplier JP5 JP6 JP7 JP12 JP13 speed speed 120MHz 50MHz 2x 2 & 2 & 2 & Open Closed 3 3 3 150MHz 60MHz 2x 1 & 2 & 2 & Open Closed 2 3 3 166MHz 66MHz 2x 2 & 1 & 2 & Open Closed 3 2 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (IBM 6X86) CPU Clock Multiplier JP5 JP6 JP7 JP12 JP13 speed speed 120MHz 50MHz 2x 2 & 2 & 2 & Open Closed 3 3 3 150MHz 60MHz 2x 1 & 2 & 2 & Open Closed 2 3 3 166MHz 66MHz 2x 2 & 1 & 2 & Open Closed 3 2 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX 6X86L) CPU Clock Multiplier JP5 JP6 JP7 JP12 JP13 speed speed 150MHz 60MHz 2x 1 & 2 & 2 & Open Closed 2 3 3 166MHz 66MHz 2x 2 & 1 & 2 & Open Closed 3 2 3 200MHz 75MHz 2x 1 & 2 & 1 & Open Closed 2 3 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (IBM 6X86L) CPU Clock Multiplier JP5 JP6 JP7 JP12 JP13 speed speed 150MHz 60MHz 2x 1 & 2 & 2 & Open Closed 2 3 3 166MHz 66MHz 2x 2 & 1 & 2 & Open Closed 3 2 3 200MHz 75MHz 2x 1 & 2 & 1 & Open Closed 2 3 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX M2) CPU Clock Multiplier JP5 JP6 JP7 JP12 JP13 speed speed 166MHz 66MHz 2.5x 2 & 1 & 2 & Closed Closed 3 2 3 200MHz 66MHz 3x 2 & 1 & 2 & Closed Open 3 2 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (IBM M2) CPU Clock Multiplier JP5 JP6 JP7 JP12 JP13 speed speed 166MHz 66MHz 2.5x 2 & 1 & 2 & Closed Closed 3 2 3 200MHz 66MHz 3x 2 & 1 & 2 & Closed Open 3 2 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K5) CPU Clock Multiplier JP5 JP6 JP7 JP12 JP13 speed speed 75MHz 50MHz 1.5x 2 & 2 & 2 & Open Open 3 3 3 90MHz 60MHz 1.5x 1 & 2 & 2 & Open Open 2 3 3 100MHz 66MHz 1.5x 2 & 1 & 2 & Open Open 3 2 3 120MHz 60MHz Reserved 1 & 2 & 2 & Open Closed 2 3 3 133MHz 66MHz Reserved 2 & 1 & 2 & Open Closed 3 2 3 150MHz 60MHz 2.5x 1 & 2 & 2 & Closed Closed 2 3 3 166MHz 66MHz 2.5x 2 & 1 & 2 & Closed Closed 3 2 3 180MHz 60MHz 3x 1 & 2 & 2 & Closed Open 2 3 3 200MHz 66MHz 3x 2 & 1 & 2 & Closed Open 3 2 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K6) CPU Clock Multiplier JP5 JP6 JP7 JP12 JP13 speed speed 166MHz 66MHz 2.5x 2 & 1 & 2 & Closed Closed 3 2 3 200MHz 66MHz 3x 2 & 1 & 2 & Closed Open 3 2 3 233MHz 66MHz 3.5x 2 & 1 & 2 & Open Open 3 2 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL) CPU Clock Multiplier JP5 JP6 JP7 JP12 JP13 speed speed 75MHz 50MHz 1.5x 2 & 2 & 2 & Open Open 3 3 3 90MHz 60MHz 1.5x 1 & 2 & 2 & Open Open 2 3 3 100MHz 66MHz 1.5x 2 & 1 & 2 & Open Open 3 2 3 120MHz 60MHz 2x 1 & 2 & 2 & Open Closed 2 3 3 133MHz 66MHz 2x 2 & 1 & 2 & Open Closed 3 2 3 150MHz 60MHz 2.5x 1 & 2 & 2 & Closed Closed 2 3 3 166MHz 66MHz 2.5x 2 & 1 & 2 & Closed Closed 3 2 3 180MHz 60MHz 3x 1 & 2 & 2 & Closed Open 2 3 3 200MHz 66MHz 3x 2 & 1 & 2 & Closed Open 3 2 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL MMX) CPU Clock Multiplier JP5 JP6 JP7 JP12 JP13 speed speed 166MHz 66MHz 2.5x 2 & 1 & 2 & Closed Closed 3 2 3 200MHz 66MHz 3x 2 & 1 & 2 & Closed Open 3 2 3 233MHz 66MHz 3.5x 2 & 1 & 2 & Open Open 3 2 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (IDT C6) CPU Clock Multiplier JP5 JP6 JP7 JP12 JP13 speed speed 180MHz 60MHz 3x 1 & 2 & 2 & Closed Open 2 3 3 200MHz 66MHz 3x 2 & 1 & 2 & Closed Open 3 2 3 Note: Pins designated should be in the closed position. CPU TYPE SELECTION Type JP10A JP10B AM K5 Pins 1 & 2 closed Pins 1 & 2 closed AM K6 Pins 2 & 3 closed Pins 2 & 3 closed CX 6X86 Pins 1 & 2 closed Pins 1 & 2 closed CX 6X86L Pins 2 & 3 closed Pins 2 & 3 closed CX M2 Pins 2 & 3 closed Pins 2 & 3 closed IBM 6X86 Pins 1 & 2 closed Pins 1 & 2 closed IBM 6X86L Pins 2 & 3 closed Pins 2 & 3 closed IBM M2 Pins 2 & 3 closed Pins 2 & 3 closed IDT C6 Pins 1 & 2 closed Pins 1 & 2 closed P54C Pins 1 & 2 closed Pins 1 & 2 closed P55C Pins 2 & 3 closed Pins 2 & 3 closed CPU VOLTAGE SELECTION Voltage JP14A JP14B JP14C JP14D JP14E 2.5v Open Open Open Open Open 2.8v Open Open Open Open Closed 2.9v Open Open Open Closed Open 3.2v Open Open Closed Open Open 3.3v Open Closed Open Open Open 3.5v Closed Open Open Open Open