FLASH TECH, INC. SL-54U5, SL-54U1 Device Type Mainboard Processor CX 6X86MX/IDT C6/AM K5/AM K6/AM K6-2/Pentium/Pentium MMX Processor Speed 133/150/166/180/200/233/266/275/333/350MHz Chip Set VIA Apollo MVP3 Maximum Onboard 1GB (EDO & SDRAM supported) Memory Cache 512/1024KB BIOS Award I/O Options 32-bit PCI slots (3), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse connector, serial ports (2), USB connector (2), IR connector, AGP slot, ATX power connector Dimensions 240mm x 220mm [Image] CONNECTIONS Purpose Location Purpose Location AGP slot AGP Reset switch J1B ATX power supply ATX Power LED & keylock J1C Serial port 1 CN1 Turbo LED J1D Serial port 2 CN2 IDE interface LED J2A Parallel port CN3 IR connector J2B Floppy drive interface CN4 Power switch J2C IDE interface 1 CN5 PS/2 mouse interface MS1 IDE interface 2 CN6 32-bit PCI slots PC1 - PC3 CPU fan power FAN USB connector USB Speaker J1A USER CONFIGURABLE SETTINGS Function Label Position » CMOS memory normal operation JP2 Pins 1 & 2 closed CMOS memory clear JP2 Pins 2 & 3 closed DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 8MB (2) 1MB x 36 None None 16MB (2) 1MB x 36 (1) 1MB x 64 None 16MB (2) 2MB x 36 None None 24MB (2) 1MB x 36 (1) 1MB x 64 (1) 1MB x 64 24MB (2) 2MB x 36 (1) 1MB x 64 None 32MB (2) 2MB x 36 (1) 2MB x 64 None 32MB (2) 4MB x 64 None None 40MB (2) 2MB x 36 (1) 2MB x 64 (1) 1MB x 64 40MB (2) 4MB x 36 (1) 1MB x 64 None 48MB (2) 2MB x 36 (1) 2MB x 64 (1) 2MB x 64 48MB (2) 4MB x 36 (1) 2MB x 64 None 64MB (2) 4MB x 36 (1) 4MB x 64 None 64MB (2) 8MB x 36 None None 72MB (2) 4MB x 36 (1) 4MB x 64 (1) 1MB x 64 72MB (2) 8MB x 36 (1) 1MB x 64 None 80MB (2) 4MB x 36 (1) 4MB x 64 (1) 2MB x 64 80MB (2) 8MB x 36 (1) 2MB x 64 None 96MB (2) 4MB x 36 (1) 4MB x 64 (1) 4MB x 64 96MB (2) 8MB x 36 (1) 4MB x 64 None DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 128MB (2) 8MB x 36 (1) 8MB x 64 None 128MB (2) 16MB x 36 None None 136MB (2) 8MB x 36 (1) 8MB x 64 (1) 1MB x 64 136MB (2) 16MB x 36 (1) 1MB x 64 None 144MB (2) 8MB x 36 (1) 8MB x 64 (1) 2MB x 64 144MB (2) 16MB x 36 (1) 2MB x 64 None 160MB (2) 8MB x 36 (1) 8MB x 64 (1) 4MB x 64 160MB (2) 16MB x 36 (1) 4MB x 64 None 196MB (2) 8MB x 36 (1) 8MB x 64 (1) 8MB x 64 196MB (2) 16MB x 36 (1) 8MB x 64 None 256MB (2) 16MB x 36 (1) 16MB x 64 None 256MB (2) 32MB x 36 None None 264MB (2) 32MB x 36 (1) 1MB x 64 None 272MB (2) 32MB x 36 (1) 2MB x 64 None 288MB (2) 32MB x 36 (1) 4MB x 64 None 320MB (2) 32MB x 36 (1) 8MB x 64 None 384MB (2) 32MB x 36 (1) 16MB x 64 None 512MB (2) 32MB x 36 (1) 32MB x 64 None 520MB (2) 32MB x 36 (1) 32MB x 64 (1) 1MB x 64 528MB (2) 32MB x 36 (1) 32MB x 64 (1) 2MB x 64 544MB (2) 32MB x 36 (1) 32MB x 64 (1) 4MB x 64 576MB (2) 32MB x 36 (1) 32MB x 64 (1) 8MB x 64 640MB (2) 32MB x 36 (1) 32MB x 64 (1) 16MB x 64 768MB (2) 32MB x 36 (1) 32MB x 64 (1) 32MB x 64 SDRAM CLOCK SETTINGS SDRAM Clock Speed JP1 JP6 » CPU Clock Pins 1 & 2 closed Pins 2 & 3 closed AGP Clock (66MHz) Pins 2 & 3 closed Pins 1 & 2 closed CACHE CONFIGURATION Cache Bank 0 512KB (2) 64KB x 32 1024KB (2) 128KB x 32 CPU SPEED SELECTION (CX 6X86MX) CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 Speed speed 200MHz 66MHz 2.5x Off On On On 200MHz 75MHz 2x Off Off On On 233MHz 66MHz 3x Off On On Off 233MHz 75MHz 2.5x Off Off On On 266MHz 75MHz 3x Off Off On Off 266MHz 83MHz 2.5x Off On Off On CPU SPEED SELECTION (CX 6X86MX CONT.) CPU Clock Multiplier SW1/5 SW1/6 JP7 JP8 Speed speed 200MHz 66MHz 2.5x On Off 2 & 3 2 & 3 200MHz 75MHz 2x Off Off 2 & 3 2 & 3 233MHz 66MHz 3x On Off 2 & 3 2 & 3 233MHz 75MHz 2.5x On Off 2 & 3 2 & 3 266MHz 75MHz 3x On Off 2 & 3 2 & 3 266MHz 83MHz 2.5x On Off 1 & 2 1 & 2 Note: Numbers designate pins that should be closed. CPU SPEED SELECTION (IDT C6) CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 Speed speed 200MHz 66MHz 3x Off On On Off 233MHz 66MHz 3.5x Off On On Off 266MHz 66MHz 4x Off On On On CPU SPEED SELECTION (IDT C6 CONT.) CPU Clock Multiplier SW1/5 SW1/6 JP7 JP8 Speed speed 200MHz 66MHz 3x On Off 2 & 3 2 & 3 233MHz 66MHz 3.5x Off Off 2 & 3 2 & 3 266MHz 66MHz 4x Off On 2 & 3 2 & 3 CPU SPEED SELECTION (AM K5) CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 Speed speed 133MHz 66MHz 1.5x Off On On On 166MHz 66MHz 2.5x Off On On On 200MHz 66MHz 3x Off On On Off CPU SPEED SELECTION (AM K5 CONT.) CPU Clock Multiplier SW1/5 SW1/6 JP7 JP8 Speed speed 133MHz 66MHz 1.5x Off Off 2 & 3 2 & 3 166MHz 66MHz 2.5x On Off 2 & 3 2 & 3 200MHz 66MHz 3x On Off 2 & 3 2 & 3 CPU SPEED SELECTION (AM K6) CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 Speed speed 166MHz 66MHz 2.5x Off On On On 200MHz 66MHz 3x Off On On Off 233MHz 60MHz 3.5x Off On On Off 266MHz 66MHz 3.5x Off On On On CPU SPEED SELECTION (AM K6 CONT.) CPU Clock Multiplier SW1/5 SW1/6 JP7 JP8 Speed speed 166MHz 66MHz 2.5x On Off 2 & 3 2 & 3 200MHz 66MHz 3x On Off 2 & 3 2 & 3 233MHz 60MHz 3.5x Off Off 2 & 3 2 & 3 266MHz 66MHz 3.5x Off On 2 & 3 2 & 3 CPU SPEED SELECTION (AM K6-2) CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 Speed speed 250MHz 100MHz 2.5x Off Off Off On 266MHz 66MHz 4x Off On On On 300MHz 100MHz 3x Off Off Off Off 350MHz 100MHz 3.5x Off Off Off Off CPU SPEED SELECTION (AM K6-2 CONT.) CPU Clock Multiplier SW1/5 SW1/6 JP7 JP8 Speed speed 250MHz 100MHz 2.5x On Off 1 & 2 2 & 3 266MHz 66MHz 4x Off On 2 & 3 2 & 3 300MHz 100MHz 3x On Off 1 & 2 2 & 3 350MHz 100MHz 3.5x Off Off 1 & 2 2 & 3 CPU SPEED SELECTION (INTEL) CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 Speed speed 133MHz 66MHz 1.5x Off On On On 166MHz 66MHz 2.5x Off On On On 200MHz 66MHz 3x Off On On Off CPU SPEED SELECTION (INTEL CONT.) CPU Clock Multiplier SW1/5 SW1/6 JP7 JP8 Speed speed 133MHz 66MHz 1.5x Off Off 2 & 3 2 & 3 166MHz 66MHz 2.5x On Off 2 & 3 2 & 3 200MHz 66MHz 3x On Off 2 & 3 2 & 3 CPU SPEED SELECTION (INTEL MMX) CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 Speed speed 166MHz 66MHz 2.5x Off On On On 200MHz 66MHz 3x Off On On Off 233MHz 66MHz 3.5x Off On On Off CPU SPEED SELECTION (INTEL MMX CONT.) CPU Clock Multiplier SW1/5 SW1/6 JP7 JP8 Speed speed 166MHz 66MHz 2.5x On Off 2 & 3 2 & 3 200MHz 66MHz 3x On Off 2 & 3 2 & 3 233MHz 66MHz 3.5x Off Off 2 & 3 2 & 3 CPU VOLTAGE SELECTION Voltage (core) JP3 2.0v Open 2.1v Pins 1 & 2 closed 2.2v Pins 3 & 4 closed 2.3v Pins 1 & 2, 3 & 4 closed 2.4v Pins 5 & 6 closed 2.5v Pins 1 & 2, 5 & 6 closed 2.6v Pins 3 & 4, 5 & 6 closed 2.7v Pins 1 & 2, 3 & 4, 5 & 6 closed 2.8v Pins 7 & 8 closed 2.9v Pins 1 & 2, 7 & 8 closed 3.0v Pins 3 & 4, 7 & 8 closed 3.1v Pins 1 & 2, 3 & 4, 7 & 8 closed 3.2v Pins 5 & 6, 7 & 8 closed 3.3v Pins 1 & 2, 5 & 6, 7 & 8 closed 3.4v Pins 3 & 4, 5 & 6, 7 & 8 closed 3.5v Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed