SHUTTLE COMPUTER INTERNATIONAL, INC. HOT-637 Device Type Mainboard Processor Pentium II Processor Speed 233/266/300/333MHz Chip Set Intel 440LX Maximum Onboard Memory 512MB (EDO & SDRAM supported) Cache 256/512KB (located on Pentium II CPU) BIOS Award Dimensions 305mm x 244mm 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 connectors (2), ATX power connector, AGP slot [Image] CONNECTIONS Purpose Location Purpose Location AGP slot AGP Reset switch J32 ATX power connector ATX USB connector 1 J33 EISCA connector C1 USB connector 2 J34 IDE interface 1 J13 AGP fan power J43 IDE interface 2 J14 IR connector JP4 Parallel port J19 Speaker JP24 Serial port 1 J20 Chassis fan power JP28 Serial port 2 J21 CPU fan power JP29 Floppy drive interface J22 Soft off power supply S1 PS/2 mouse port J24 IDE interface LED S3 Power LED & keylock J27 32-bit PCI slots PC1 - PC4 USER CONFIGURABLE SETTINGS Function Label Position Flash BIOS voltage select 12v J17 Pins 1 & 2 closed Flash BIOS voltage select 5v J17 Pins 2 & 3 closed » CMOS memory normal operation JP19 Pins 1 & 2 closed CMOS memory clear JP19 Pins 2 & 3 closed » Hard drive select any drive JP32 Pins 1 & 2 installed closed Hard drive select Seagate 5v only JP32 Pins 2 & 3 closed DIMM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 8MB (1) 1M x 64 None None None 16MB (1) 2M x 64 None None None 16MB (1) 1M x 64 (1) 1M x 64 None None 24MB (1) 2M x 64 (1) 1M x 64 None None 24MB (1) 1M x 64 (1) 1M x 64 (1) 1M x 64 None 32MB (1) 4M x 64 None None None 32MB (1) 2M x 64 (1) 2M x 64 None None 32MB (1) 1M x 64 (1) 1M x 64 (1) 1M x 64 (1) 1M x 64 40MB (1) 4M x 64 (1) 1M x 64 None None 48MB (1) 4M x 64 (1) 2M x 64 None None 48MB (1) 2M x 64 (1) 2M x 64 (1) 2M x 64 None 64MB (1) 2M x 64 (1) 2M x 64 (1) 2M x 64 (1) 2M x 64 64MB (1) 8M x 64 None None None 64MB (1) 4M x 64 (1) 4M x 64 None None 72MB (1) 8M x 64 (1) 1M x 64 None None 80MB (1) 8M x 64 (1) 2M x 64 None None 96MB (1) 8M x 64 (1) 4M x 64 None None DIMM CONFIGURATION (CON'T) Size Bank 0 Bank 1 Bank 2 Bank 3 96MB (1) 4M x 64 (1) 4M x 64 (1) 4M x 64 None 128MB (1) 16M x 64 None None None 128MB (1) 8M x 64 (1) 8M x 64 None None 128MB (1) 4M x 64 (1) 4M x 64 (1) 4M x 64 (1) 4M x 64 136MB (1) 16M x 64 (1) 1M x 64 None None 144MB (1) 16M x 64 (1) 2M x 64 None None 152MB (1) 16M x 64 (1) 1M x 64 (1) 1M x 64 (1) 1M x 64 160MB (1) 16M x 64 (1) 4M x 64 None None 176MB (1) 16M x 64 (1) 2M x 64 (1) 2M x 64 (1) 2M x 64 192MB (1) 16M x 64 (1) 8M x 64 None None 192MB (1) 8M x 64 (1) 8M x 64 (1) 8M x 64 None 224MB (1) 16M x 64 (1) 4M x 64 (1) 4M x 64 (1) 4M x 64 256MB (1) 16M x 64 (1) 16M x 64 None None 256MB (1) 8M x 64 (1) 8M x 64 (1) 8M x 64 (1) 8M x 64 272MB (1) 16M x 64 (1) 16M x 64 (1) 1M x 64 (1) 1M x 64 288MB (1) 16M x 64 (1) 16M x 64 (1) 2M x 64 (1) 2M x 64 320MB (1) 16M x 64 (1) 16M x 64 (1) 4M x 64 (1) 4M x 64 320MB (1) 16M x 64 (1) 8M x 64 (1) 8M x 64 (1) 8M x 64 384MB (1) 16M x 64 (1) 16M x 64 (1) 16M x 64 None 512MB (1) 16M x 64 (1) 16M x 64 (1) 16M x 64 (1) 16M x 64 Note: Board accepts EDO & SDRAM memory. CACHE CONFIGURATION Note: 256KB/512KB cache is located on the Pentium II CPU. CPU SPEED SELECTION CPU Clock Multiplier JP35/pins JP35/pins JP35/pins JP35/pins speed speed 1 & 2 3 & 4 5 & 6 7 & 8 233MHz 66MHz 3.5x Open Open Open Open 266MHz 66MHz 4x Open Open Open Open 300MHz 66MHz 4.5x Open Open Open Open 333MHz 66MHz 5x Open Open Open Open CPU SPEED SELECTION (CON'T) CPU Clock Multiplier JP37/pins JP37/pins JP37/pins JP37/pins speed speed 1 & 2 3 & 4 5 & 6 7 & 8 233MHz 66MHz 3.5x Closed Open Closed Open 266MHz 66MHz 4x Open Closed Closed Closed 300MHz 66MHz 4.5x Open Closed Closed Open 333MHz 66MHz 5x Open Open Closed Closed