BCM ADVANCED RESEARCH, INC. SQ598 Processor Pentium Processor Speed 75/90/100/120/133/150/166MHz Chip Set Intel Video Chip Set None Maximum Onboard 128MB (EDO supported) Memory Maximum Video Memory None Cache 256/512KB BIOS Phoenix Dimensions 304mm x 178mm I/O Options 32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Serial port 1 CN1 Reset switch J1 pins 4 & 5 Parallel port CN2 Power LED & J1 pins 6 - keylock 10 PS/2 mouse port CN3 IDE interface LED J1 pins 11 - 14 Serial port 2 CN4 Green PC connector J1 pins 15 - 19 Floppy drive CN5 IR connector J1 pins 20 - interface 25 IDE interface 1 CN6 Speaker J1 pins 26 - 29 IDE interface 2 CN7 32-bit PCI slots PC1 - PC4 Chassis fan power J1 pins 1 - 3 USER CONFIGURABLE SETTINGS Function Label Position » Flash BIOS normal operation J1F1 Pins 1 & 2 closed Flash BIOS recovery mode J1F1 Pins 2 & 3 closed » Flash BIOS write protect enabled J1F1 Pins 4 & 5 closed Flash BIOS write protect disabled J1F1 Pins 5 & 6 closed » Password normal operation J7K1A Pins 1 & 2 closed Password clear J7K1A Pins 2 & 3 closed » CMOS memory normal operation J7K1A Pins 4 & 5 closed CMOS memory clear J7K1A Pins 5 & 6 closed » Setup access enabled J7K1B Pins 1 & 2 closed Setup access disabled J7K1B Pins 2 & 3 closed DRAM 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 Note: Board accepts EDO memory. Board also accepts x 32 SIMMs. The location of banks 0 & 1 are unidentified. CACHE CONFIGURATION Size Bank 0 256KB (2) 32K x 32 512KB (2) 64K x 32 Note: Board comes from the factory with 256KB or 512KB cache installed. CPU SPEED SELECTION CPU speed Clock speed Multiplier J7K1C J7K1D 75MHz 50MHz 1.5x 2 & 3, 5 & 1 & 2, 4 & 6 5 90MHz 60MHz 1.5x 2 & 3, 4 & 1 & 2, 4 & 5 5 100MHz 66MHz 1.5x 1 & 2, 5 & 1 & 2, 4 & 6 5 120MHz 60MHz 2x 2 & 3, 4 & 2 & 3, 4 & 5 5 133MHz 66MHz 2x 1 & 2, 5 & 2 & 3, 4 & 6 5 150MHz 60MHz 2.5x 2 & 3, 4 & 2 & 3, 5 & 5 6 166MHz 66MHz 2.5x 1 & 2, 5 & 2 & 3, 5 & 6 6 Note: Pins designated should be in the closed position. CPU TYPE SELECTION Type J7K1B OVD Pins 5 & 6 closed » VRE Pins 4 & 5 closed