MICRONICS COMPUTERS, INC. TWISTER LX Device Type Mainboard Processor Pentium II Processor Speed 233/266/300/333MHz Chip Set Intel Video Chip Set None Maximum Onboard Memory 768MB (EDO & SDRAM supported) Maximum Video Memory None Cache 256/512KB (located on Pentium II CPU) BIOS Award Dimensions 254mm x 218mm I/O Options 32-bit PCI slots (4), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connectors (2), ATX power connector, AGP slot NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location AGP slot AGP Reset switch J27/pins 22 & 23 ATX power ATX Speaker J27/pins 24 - connector 27 IDE interface 1 J7 CPU fan power J28 IDE interface 2 J8 Chassis fan power J29 Floppy drive J9 Temperature sensor J31 interface Parallel port J13 Chassis intrusion J32 connector Serial port 1 J14 SCSI interface LED J45 Serial port 2 J15 USB connector 1 J46 Soft off power J27/pins 1 & USB connector 2 J47 supply 2 IR connector J27/pins 6 – PS/2 mouse J49 10 interface IDE interface LED J27/pins 13 – 32-bit PCI slots PC1 – PC4 16 Power on LED J27/pins 18 - 20 USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not W1 Unidentified alter » Factory configured - do not W4 Unidentified alter » CMOS memory normal operation W5 Pins 1 & 2 closed CMOS memory clear W5 Pins 2 & 3 closed DIMM CONFIGURATION Size Bank 0 Bank 1 Bank 2 8MB (1) 1M x 64 None None 16MB (1) 1M x 64 (1) 1M x 64 None 16MB (1) 2M x 64 None None 24MB (1) 1M x 64 (1) 1M x 64 (1) 1M x 64 32MB (1) 2M x 64 (1) 2M x 64 None 32MB (1) 4M x 64 None None 48MB (1) 2M x 64 (1) 2M x 64 (1) 2M x 64 64MB (1) 4M x 64 (1) 4M x 64 None 64MB (1) 8M x 64 None None 96MB (1) 4M x 64 (1) 4M x 64 (1) 4M x 64 128MB (1) 8M x 64 (1) 8M x 64 None 128MB (1) 16M x 64 None None 136MB (1) 16M x 64 (1) 1M x 64 None 144MB (1) 16M x 64 (1) 1M x 64 (1) 1M x 64 144MB (1) 16M x 64 (1) 2M x 64 None DIMM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 160MB (1) 16M x 64 (1) 2M x 64 (1) 2M x 64 160MB (1) 16M x 64 (1) 4M x 64 None 192MB (1) 16M x 64 (1) 4M x 64 (1) 4M x 64 192MB (1) 16M x 64 (1) 8M x 64 None 192MB (1) 8M x 64 (1) 8M x 64 (1) 8M x 64 256MB (1) 16M x 64 (1) 8M x 64 (1) 8M x 64 256MB (1) 16M x 64 (1) 16M x 64 None 256MB (1) 32M x 64 None None 264MB (1) 32M x 64 (1) 1M x 64 None 272MB (1) 32M x 64 (1) 1M x 64 (1) 1M x 64 272MB (1) 32M x 64 (1) 2M x 64 None 288MB (1) 32M x 64 (1) 2M x 64 (1) 2M x 64 288MB (1) 32M x 64 (1) 4M x 64 None 320MB (1) 32M x 64 (1) 4M x 64 (1) 4M x 64 320MB (1) 32M x 64 (1) 8M x 64 None 384MB (1) 32M x 64 (1) 8M x 64 (1) 8M x 64 384MB (1) 32M x 64 (1) 16M x 64 None 384MB (1) 16M x 64 (1) 16M x 64 (1) 16M x 64 512MB (1) 32M x 64 (1) 16M x 64 (1) 16M x 64 512MB (1) 32M x 64 (1) 32M x 64 None 768MB (1) 32M x 64 (1) 32M x 64 (1) 32M x 64 Note: Board accepts EDO & SDRAM memory. Maximum SDRAM is 384MB. Maximum EDO is 768MB. CACHE CONFIGURATION Note: 256KB/512KB cache is located on the Pentium II CPU. CPU SPEED SELECTION CPU Clock Multiplier W3/ W3/ W3/ W3/ speed speed pins 1 pins 3 pins 5 pins 7 & 2 & 4 & 6 & 8 233MHz 66MHz 3.5x Closed Closed Open Open 266MHz 66MHz 4x Closed Open Closed Closed 300MHz 66MHz 4.5x Closed Open Closed Open 333MHz 66MHz 5x Closed Open Open Closed