SOYO COMPUTER CO., LTD. 5V A0/A2/A5 Processor CX M1/AM K5/Pentium Processor Speed 75/90/100/120/133/150/166/180/200MHz Chip Set Intel Video Chip Set None Maximum Onboard 128MB (EDO supported) Memory Maximum Video None Memory Cache 256/512KB BIOS Award Dimensions 330mm x 218mm I/O Options 32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), cache slot NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Serial port 2 CN1 Power LED & keylock J17 Serial port 1 CN2 Speaker J18 Floppy drive interface CN3 Reset switch J19 Parallel port CN4 Green PC connector J23 IDE interface 2 CN5 IDE interface LED J24 IDE interface 1 CN6 32-bit PCI slots PC1 - PC4 PS/2 mouse port CN7 Cache slot SL1 USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not JP1 Unidentified alter » CMOS memory normal operation JP5 Open CMOS memory clear JP5 Closed » Factory configured - do not JP22 Unidentified alter » Factory configured - do not JP35 Unidentified alter » PS/2 mouse disabled JPS2 Open PS/2 mouse enabled JPS2 Closed DRAM/DIMM CONFIGURATION Size Bank 0 Bank 1 Bank 2 4MB (2) 512K x 36 None None 8MB (2) 1M x 36 None None 8MB (2) 512K x 36 (2) 512K x 36 None 12MB (2) 1M x 36 (2) 512K x 36 None 12MB None (2) 512K x 36 (1) 1M x 64 16MB (2) 2M x 36 None None 16MB (2) 1M x 36 (2) 1M x 36 None 16MB None (2) 1M x 36 (1) 1M x 64 20MB (2) 2M x 36 (2) 512K x 36 None 20MB None (2) 512K x 36 (1) 2M x 64 24MB None (2) 1M x 36 (1) 2M x 64 24MB None (2) 2M x 36 (1) 1M x 64 24MB (2) 1M x 36 (2) 2M x 36 None 32MB None (2) 2M x 36 (1) 2M x 64 32MB (2) 4M x 36 None None 32MB (2) 2M x 36 (2) 2M x 36 None 36MB None (2) 512K x 36 (1) 4M x 64 36MB (2) 4M x 36 (2) 512K x 36 None 40MB None (2) 1M x 36 (1) 4M x 64 40MB None (2) 4M x 36 (1) 1M x 64 40MB (2) 1M x 36 (2) 4M x 36 None 48MB None (2) 4M x 36 (1) 2M x 64 DRAM/DIMM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 48MB None (2) 2M x 36 (1) 4M x 64 48MB (2) 4M x 36 (2) 2M x 36 None 64MB None (2) 4M x 36 (1) 4M x 64 64MB (2) 8M x 36 None None 64MB (2) 4M x 36 (2) 4M x 36 None 68MB None (2) 512K x 36 (1) 8M x 64 68MB (2) 8M x 36 (2) 512K x 36 None 72MB None (2) 1M x 36 (1) 8M x 64 72MB None (2) 8M x 36 (1) 1M x 64 72MB (2) 1M x 36 (2) 8M x 36 None 80MB None (2) 8M x 36 (1) 2M x 64 80MB None (2) 2M x 36 (1) 8M x 64 80MB (2) 8M x 36 (2) 2M x 36 None 96MB None (2) 8M x 36 (1) 4M x 64 96MB None (2) 4M x 36 (1) 8M x 64 96MB (2) 4M x 36 (2) 8M x 36 None 128MB None (2) 8M x 36 (1) 8M x 64 128MB (2) 8M x 36 (2) 8M x 36 None Note: Board accepts EDO memory. Board also accepts x 32 SIMMs. Banks are interchangeable. DIMM VOLTAGE CONFIGURATION Voltage JP37 JP38 » 3.3v Pins 2 & 3 closed Pins 2 & 3 closed 5v Pins 1 & 2 closed Pins 1 & 2 closed CACHE CONFIGURATION Size Bank 0 SL1 TAG 256KB None 256KB module (1) 16K x 8 installed 256KB (2) 32K x 32 None installed (1) 16K x 8 512KB (2) 32K x 32 256KB module (1) 16K x 8 installed CACHE JUMPER CONFIGURATION Size JP20 256KB Open 512KB Closed Note: JP20 may be labeled as JP7 on some versions. CPU SPEED SELECTION (CYRIX) CPU Clock Multiplier JP10 JP11 JP13 JP14 speed speed 120MHz 50MHz 2x Closed Closed Closed Open 133MHz 55MHz 2x Open Open Closed Open 150MHz 60MHz 2x Open Closed Closed Open 166MHz 66MHz 2x Closed Open Closed Open CPU SPEED SELECTION (AMD) CPU Clock Multiplier JP10 JP11 JP13 JP14 speed speed 75MHz 50MHz 1.5x Closed Closed Open Open 90MHz 55MHz 1.5x Open Open Open Open 100MHz 55MHz 1.5x Open Open Open Open 90MHz 60MHz 1.5x Open Closed Open Open 100MHz 66MHz 1.5x Closed Open Open Open 120MHz 60MHz 1.5x Open Closed Open Open 133MHz 66MHz 1.5x Closed Open Open Open 150MHz 60MHz 2x Open Closed Closed Open 166MHz 66MHz 2x Closed Open Closed Open CPU SPEED SELECTION (INTEL) CPU Clock Multiplier JP10 JP11 JP13 JP14 speed speed 75MHz 50MHz 1.5x Closed Closed Open Open 90MHz 60MHz 1.5x Open Closed Open Open 100MHz 50MHz 2x Closed Closed Closed Open 100MHz 66MHz 1.5x Closed Open Open Open 120MHz 60MHz 2x Open Closed Closed Open 133MHz 66MHz 2x Closed Open Closed Open 150MHz 60MHz 2.5x Open Closed Closed Closed 166MHz 66MHz 2.5x Closed Open Closed Closed 180MHz 60MHz 3x Open Closed Open Closed 200MHz 66MHz 3x Closed Open Open Closed CPU VOLTAGE SELECTION Voltage JP30 JP31 » 3.3v (Standard or VR) Closed Open 3.45v - 3.6v (VRE) Open Closed