SOYO COMPUTER CO., LTD. SY-5BT5 (VER. 1.1) Device Type Mainboard Processor CX 6X86/CX 6X86L/AM K5/AM K6/Pentium Processor Speed 90/100/120/133/150/166/180/200/233/266MHz Chip Set Intel Maximum Onboard 256MB (EDO & SDRAM supported) Memory Cache 512KB BIOS Unidentified Dimensions 254mm x 218mm I/O Options 32-bit PCI slots (4), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connector, ATX power connector [Image] CONNECTIONS Purpose Location Purpose Location ATX power connector ATX Power LED & keylock J17 Serial port CN1 Speaker J18 Serial port CN2 Reset switch J19 Parallel port CN3 IDE interface LED J24 Floppy drive interface CN4 CPU cooling fan JP43 IDE interface CN5 32-bit PCI slots PC1 – PC4 IDE interface CN6 Soft off power supply PW2 PS/2 mouse port CN7 USB connector USB IR connector IR1 USER CONFIGURABLE SETTINGS Function Label Position í CMOS memory normal operation JP5 Pins 1 & 2 closed CMOS memory clear JP5 Pins 2 & 3 closed í Factory configured - do not alter JP40 Closed (CE test jumper) í Factory configured - do not alter SW2 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 TAG 512KB (2) 64K x 32 (1) 16K x 8 CPU SPEED SELECTION (CX 6X86/6X 86L) CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 SW1/5 speed speed 133MHz 55MHz 2x On Off On On Off 150MHz 60MHz 2x On Off On Off Off 166MHz 66MHz 2x On Off Off Off Off 200MHz 75MHz 2x On Off Off On Off CPU SPEED SELECTION (AM K5) CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 SW1/5 speed speed 90MHz 60MHz 1.5x Off Off On Off Off 100MHz 66MHz 1.5x Off Off Off Off Off 120MHz 60MHz 1.5x Off Off On Off Off 133MHz 66MHz 1.5x Off Off Off Off Off 150MHz 50MHz 2x On Off On Off Off 166MHz 66MHz 2.5x On On Off Off Off CPU SPEED SELECTION (AM K6) CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 SW1/5 speed speed 150MHz 50MHz 2x On Off On Off Off 166MHz 66MHz 2.5x On On Off Off Off 200MHz 66MHz 3x Off On Off Off Off 233MHz 66MHz 3.5x Off Off Off Off Off 266MHz 66MHz 4x On Off Off Off Off CPU SPEED SELECTION (INTEL) CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 SW1/5 speed speed 90MHz 60MHz 1.5x Off Off On Off Off 100MHz 66MHz 1.5x Off Off Off Off Off 120MHz 60MHz 2x On Off On Off Off 133MHz 66MHz 2x On Off Off Off Off 150MHz 60MHz 2.5x On On On Off Off 166MHz 66MHz 2.5x On On Off Off Off 180MHz 60MHz 3x Off On On Off Off 200MHz 66MHz 3x Off On Off Off Off 233MHz 66MHz 3.5x Off Off Off Off Off CPU VOLTAGE SELECTION (SINGLE) Voltage JP30 3.3v Pins 1 & 2, 7 & 8 closed í 3.52v Pins 1 & 2, 9 & 10 closed CPU VOLTAGE SELECTION (DUAL) Voltage JP30 2.8v Pins 1 & 2, 9 & 10 closed 2.9v Pins 3 & 4, 9 & 10 closed 3.2v Pins 5 & 6, 9 & 10 closed POWER SUPPLY SELECTION Setting ATP1 JP44 PW3 í AT Closed Pins 1 & 2 Open closed ATX Open Pins 2 & 3 Closed closed