SKYWELL TECHNOLOGY CORPORATION, LTD. VT586TX Device Type Mainboard Processor CX 6X86/CX 6X86L/AM K5/AM K6/Pentium Processor Speed 75/90/100/120/133/150/166/200/233MHz Chip Set Intel Video Chip Set None Maximum Onboard 256MB (EDO supported) Memory Maximum Video None Memory Cache 256/512KB (located on Pentium II CPU) BIOS Award Dimensions 241mm x 221mm 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 connector ATX Reset switch J17 Floppy drive interface J3 IDE interface LED J18 IDE interface 2 J4 IR connector J19 PS/2 mouse interface J5 Chassis fan power J20 Serial port 2 J6 Turbo LED JP11 IDE interface 1 J7 Power LED & keylock JP12 Serial port 1 J8 Green PC connector JP13 Parallel port J9 Turbo switch JP14 USB connector J14 Soft off power supply JP15 USB connector J15 32-bit PCI slots PC1 - PC4 Speaker J16 USER CONFIGURABLE SETTINGS Function Label Position » CMOS memory normal operation JP1 Pins 1 & 2 closed CMOS memory clear JP1 Pins 2 & 3 closed Flash BIOS voltage select 12v JP2 Pins 2 & 3 closed Flash BIOS voltage select 5v JP2 Pins 1 & 2 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 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) 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 CACHE CONFIGURATION Size Bank 0 256KB (2) 32K x 32 512KB (2) 64K x 32 CPU SPEED SELECTION (CX 6X86) CPU Clock Multiplier FS0 FS1 FS2 JP3 JP4 speed speed 120MHz 50MHz 2x 1 & 1 & 1 & Open Closed 2 2 2 133MHz 55MHz 2x 2 & 1 & 1 & Open Closed 3 2 2 150MHz 60MHz 2x 1 & 1 & 2 & Open Closed 2 2 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX 6X86L) CPU Clock Multiplier FS0 FS1 FS2 JP3 JP4 speed speed 166MHz 66MHz 2x 1 & 2 & 1 & Open Closed 2 3 2 200MHz 75MHz 2x 2 & 1 & 2 & Open Closed 3 2 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K5) CPU Clock Multiplier FS0 FS1 FS2 JP3 JP4 speed speed 75MHz 50MHz 1.5x 1 & 1 & 1 & Open Open 2 2 2 90MHz 60MHz 1.5x 1 & 1 & 2 & Open Open 2 2 3 100MHz 66MHz 1.5x 1 & 2 & 1 & Open Open 2 3 2 133MHz 66MHz 2x 1 & 2 & 1 & Open Closed 2 3 2 166MHz 66MHz 2.5x 1 & 2 & 1 & Closed Closed 2 3 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K6) CPU Clock Multiplier FS0 FS1 FS2 JP3 JP4 speed speed 166MHz 66MHz 2.5x 1 & 2 & 1 & Closed Closed 2 3 2 200MHz 66MHz 3x 1 & 2 & 1 & Closed Open 2 3 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL) CPU Clock Multiplier FS0 FS1 FS2 JP3 JP4 speed speed 75MHz 50MHz 1.5x 1 & 1 & 1 & Open Open 2 2 2 90MHz 60MHz 1.5x 1 & 1 & 2 & Open Open 2 2 3 100MHz 66MHz 1.5x 1 & 2 & 1 & Open Open 2 3 2 120MHz 60MHz 2x 1 & 1 & 2 & Open Closed 2 2 3 133MHz 66MHz 2x 1 & 2 & 1 & Open Closed 2 3 2 150MHz 60MHz 2.5x 1 & 1 & 2 & Closed Closed 2 2 3 166MHz 66MHz 2.5x 1 & 2 & 1 & Closed Closed 2 3 2 200MHz 66MHz 3x 1 & 2 & 1 & Closed Open 2 3 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL MMX) CPU Clock Multiplier FS0 FS1 FS2 JP3 JP4 speed speed 166MHz 66MHz 2.5x 1 & 2 & 1 & Closed Closed 2 3 2 200MHz 66MHz 3x 1 & 2 & 1 & Closed Open 2 3 2 233MHz 66MHz 3.5x 1 & 2 & 1 & Open Open 2 3 2 Note: Pins designated should be in the closed position. CPU VOLTAGE SELECTION Voltage JP5 JP6 JP7 JP8 JP9 JP10 2.8v Open Open Open Open Closed 3 & 4 2.9v Open Open Open Closed Open 3 & 4 3.2v Open Open Closed Open Open 3 & 4 3.4v Open Closed Open Open Open 1 & 2 3.5v Closed Open Open Open Open 1 & 2 Note: Pins designated should be in the closed position.