SOYO COMPUTER CO., LTD. SY-5STM Device Type Mainboard Processor CX 6X86/CX 686MX/CX MII/AM K5/AM K6/Pentium/Pentium MMX Processor 90/100/120/133/150/166/180/200/225/233/240/266/300MHz Speed Chip Set SIS 5598 Video Chip Unidentified Set Maximum 256MB (SDRAM supported) Unified Memory Architecture (UMA) Onboard Memory Cache Unidentified BIOS Award Dimensions 244mm x 190mm I/O Options 32-bit PCI slots (2), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), VGA port, IR connector, USB connectors (2), ATX power connector, line in, line out, microphone in, audio in – CD-ROMs (2), wake on LAN connector [Image] CONNECTIONS Purpose Location Purpose Location ATX power connector ATX Parallel port CN7 Reset switch C1 USB connector 1 CN8 Soft off power supply C2 USB connector 2 CN9 Turbo LED C3 PS/2 mouse port CN10 IDE interface LED C4 IDE interface 2 CN11 Power LED & keylock C5 IDE interface 1 CN12 Speaker C6 Floppy drive CN13 interface CPU fan power C7 Serial port 2 CN14 Game/MIDI port CN1 IR connector IR1 Microphone in CN2 Audio in – CD-ROM JP1 Line in CN3 Audio in – CD-ROM JP2 Line out CN4 Wake on LAN connector JP44 VGA port CN5 32-bit PCI slots PC1 – PC2 Serial port 1 CN6 USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not J2 Unidentified alter » Factory configured - do not J4 Unidentified alter » Factory configured - do not J5 Unidentified alter » CMOS memory normal operation JP5 Pins 1 & 2 closed CMOS memory clear JP5 Pins 2 & 3 closed » Factory configured - do not JP22 Unidentified alter 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 DIMM CONFIGURATION (CON’T) Size Bank 0 Bank 1 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 Note: Board accepts SDRAM memory. CACHE CONFIGURATION Note: The location of the cache is unidentified. CPU SPEED SELECTION (CX 6X86) CPU Clock Multiplier JP10 JP11 JP12 JP13 speed speed 150MHz 60MHz 2x 2 & 3 2 & 3 1 & 2 1 & 2 166MHz 66MHz 2x 2 & 3 1 & 2 2 & 3 1 & 2 200MHz 66MHz 2x 2 & 3 1 & 2 2 & 3 1 & 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX 6X86, CON’T) CPU speed Clock Multiplier JP14 JP15 JP16 speed 150MHz 60MHz 2x Open Open Closed 166MHz 66MHz 2x Open Open Closed 200MHz 66MHz 2x Closed Open Closed CPU SPEED SELECTION (CX 6X86MX) CPU Clock Multiplier JP10 JP11 JP12 JP13 speed speed 166MHz 60MHz 2.5x 2 & 3 2 & 3 1 & 2 1 & 2 166MHz 66MHz 2x 2 & 3 1 & 2 2 & 3 1 & 2 200MHz 66MHz 2.5x 2 & 3 1 & 2 2 & 3 1 & 2 200MHz 75MHz 2x 1 & 2 2 & 3 1 & 2 1 & 2 233MHz 75MHz 2.5x 1 & 2 2 & 3 1 & 2 1 & 2 266MHz 83MHz 2.5x 1 & 2 1 & 2 2 & 3 2 & 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX 6X86MX, CON’T) CPU speed Clock Multiplier JP14 JP15 JP16 speed 166MHz 60MHz 2.5x Closed Open Closed 166MHz 66MHz 2x Open Open Closed 200MHz 66MHz 2.5x Closed Open Closed 200MHz 75MHz 2x Open Open Closed 233MHz 75MHz 2.5x Closed Open Closed 266MHz 83MHz 2.5x Closed Open Closed CPU SPEED SELECTION (CX MII) CPU Clock Multiplier JP10 JP11 JP12 JP13 speed speed 300MHz 66MHz 3.5x 2 & 3 1 & 2 2 & 3 1 & 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX MII, CON’T) CPU speed Clock Multiplier JP14 JP15 JP16 speed 300MHz 66MHz 3.5x Open Open Open CPU SPEED SELECTION (IDT C6) CPU Clock Multiplier JP10 JP11 JP12 JP13 speed speed 180MHz 60MHz 3x 2 & 3 2 & 3 1 & 2 1 & 2 200MHz 66MHz 3x 2 & 3 1 & 2 2 & 3 1 & 2 225MHz 75MHz 3x 1 & 2 2 & 3 1 & 2 1 & 2 240MHz 60MHz 4x 2 & 3 2 & 3 1 & 2 1 & 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (IDT C6, CON’T) CPU speed Clock Multiplier JP14 JP15 JP16 speed 180MHz 60MHz 3x Closed Open Open 200MHz 66MHz 3x Closed Open Open 225MHz 75MHz 3x Closed Open Open 240MHz 60MHz 4x Open Closed Closed CPU SPEED SELECTION (AM K5) CPU Clock Multiplier JP10 JP11 JP12 JP13 speed speed 90MHz 60MHz 1.5x 2 & 3 2 & 3 1 & 2 1 & 2 100MHz 66MHz 1.5x 2 & 3 1 & 2 2 & 3 1 & 2 120MHz 60MHz 2x 2 & 3 2 & 3 1 & 2 1 & 2 133MHz 66MHz 2x 2 & 3 1 & 2 2 & 3 1 & 2 150MHz 60MHz 2.5x 2 & 3 2 & 3 1 & 2 1 & 2 166MHz 66MHz 2.5x 2 & 3 1 & 2 2 & 3 1 & 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K5, CON’T) CPU speed Clock Multiplier JP14 JP15 JP16 speed 90MHz 60MHz 1.5x Open Open Open 100MHz 66MHz 1.5x Open Open Open 120MHz 60MHz 2x Open Open Closed 133MHz 66MHz 2x Open Open Closed 150MHz 60MHz 2.5x Closed Open Closed 166MHz 66MHz 2.5x Closed Open Closed CPU SPEED SELECTION (AM K6) CPU Clock Multiplier JP10 JP11 JP12 JP13 speed speed 166MHz 66MHz 2.5x 2 & 3 1 & 2 2 & 3 1 & 2 200MHz 66MHz 3x 2 & 3 1 & 2 2 & 3 1 & 2 233MHz 66MHz 3.5x 2 & 3 1 & 2 2 & 3 1 & 2 266MHz 66MHz 4x 2 & 3 1 & 2 2 & 3 1 & 2 300MHz 66MHz 4.5x 2 & 3 1 & 2 2 & 3 1 & 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K6, CON’T) CPU speed Clock Multiplier JP14 JP15 JP16 speed 166MHz 66MHz 2.5x Closed Open Closed 200MHz 66MHz 3x Closed Open Open 233MHz 66MHz 3.5x Open Open Open 266MHz 66MHz 4x Open Closed Closed 300MHz 66MHz 4.5x Closed Closed Closed CPU SPEED SELECTION (AM K6-2) CPU Clock Multiplier JP10 JP11 JP12 JP13 speed speed 266MHz 66MHz 4x 2 & 3 1 & 2 2 & 3 1 & 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K6-2, CON’T) CPU speed Clock Multiplier JP14 JP15 JP16 speed 266MHz 66MHz 4x Open Closed Closed CPU SPEED SELECTION (INTEL) CPU Clock Multiplier JP10 JP11 JP12 JP13 speed speed 90MHz 60MHz 1.5x 2 & 3 2 & 3 1 & 2 1 & 2 100MHz 66MHz 1.5x 2 & 3 1 & 2 2 & 3 1 & 2 120MHz 60MHz 2x 2 & 3 2 & 3 1 & 2 1 & 2 133MHz 66MHz 2x 2 & 3 1 & 2 2 & 3 1 & 2 150MHz 60MHz 2.5x 2 & 3 2 & 3 1 & 2 1 & 2 166MHz 66MHz 2.5x 2 & 3 1 & 2 2 & 3 1 & 2 180MHz 60MHz 3x 2 & 3 2 & 3 1 & 2 1 & 2 200MHz 66MHz 3x 2 & 3 1 & 2 2 & 3 1 & 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL, CON’T) CPU speed Clock Multiplier JP14 JP15 JP16 speed 90MHz 60MHz 1.5x Open Open Open 100MHz 66MHz 1.5x Open Open Open 120MHz 60MHz 2x Open Open Closed 133MHz 66MHz 2x Open Open Closed 150MHz 60MHz 2.5x Closed Open Closed 166MHz 66MHz 2.5x Closed Open Closed 180MHz 60MHz 3x Closed Open Open 200MHz 66MHz 3x Closed Open Open CPU SPEED SELECTION (INTEL MMX) CPU Clock Multiplier JP10 JP11 JP12 JP13 speed speed 180MHz 60MHz 3x 2 & 3 2 & 3 1 & 2 1 & 2 200MHz 66MHz 3x 2 & 3 1 & 2 2 & 3 1 & 2 233MHz 66MHz 3.5x 2 & 3 1 & 2 2 & 3 1 & 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL MMX, CON’T) CPU speed Clock Multiplier JP14 JP15 JP16 speed 180MHz 60MHz 3x Closed Open Open 200MHz 66MHz 3x Closed Open Open 233MHz 66MHz 3.5x Open Open Open CPU VOLTAGE SELECTION Voltage JP17 » Single Open Dual Pins 1 & 2, 3 & 4 closed CPU VOLTAGE SELECTION Voltage JP30/pins JP30/pins JP30/pins JP30/pins JP30/pins 1 & 2 3 & 4 5 & 6 7 & 8 9 & 10 2.2v Open Open Open Closed Open 2.8v Open Closed Open Open Open 2.9v Open Closed Open Open Closed 3.2v Open Closed Closed Open Open 3.52v Open Closed Closed Closed Closed