A-TREND TECHNOLOGY CORPORATION ATC-6020 Processor Pentium Pro Processor Speed 150/166/180/200MHz Chip Set Intel Video Chip Set None Maximum Onboard Memory 256MB (EDO supported) Maximum Video Memory None Cache 256/512KB (located on Pentium Pro CPU) BIOS Award Dimensions 305mm x 244mm 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, USB connector, ATX power connector NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location ATX power ATX Green PC connector J1 pins 4 & 5 connector Serial port 2 CN1 Turbo LED J1 pins 7 & 8 Parallel port CN2 IDE interface LED J1 pins 10 & 11 PS/2 mouse port CN3 Speaker J1 pins 12 - 15 Serial port 1 CN4 Power LED & J1 pins 17 - keylock 21 Floppy drive CN5 Soft off power J2 interface supply IDE interface 2 CN6 Chassis fan power JP11 IDE interface 1 CN7 32-bit PCI slots PC1 – PC4 IR connector IR USB connector USB Reset switch J1 pins 1 & 2 USER CONFIGURABLE SETTINGS Function Label Position » CMOS memory normal operation JP10 Open CMOS memory clear JP10 Closed DIMM CONFIGURATION Size Bank 2 8MB (1) 1M x 64 16MB (1) 2M x 64 32MB (1) 4M x 64 64MB (1) 8M x 64 Note: Do not install DIMM and SIMM at the same time. 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 DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 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. Banks are interchangeable. CACHE CONFIGURATION Note: 256KB/512KB cache is located on the Pentium Pro CPU. CPU SPEED SELECTION CPU Clock Multiplier JP3 JP4 JP5 JP6 speed speed 150MHz 60MHz 2.5x Open Closed Closed Open 166MHz 66MHz 2.5x Closed Open Open Closed 180MHz 60MHz 3x Open Closed Closed Open 200MHz 66MHz 3x Closed Open Open Closed CPU SPEED SELECTION (CON’T) CPU speed Clock Multiplier JP7 JP8 JP9 speed 150MHz 60MHz 2.5x Closed Closed Open 166MHz 66MHz 2.5x Closed Closed Open 180MHz 60MHz 3x Closed Open Closed 200MHz 66MHz 3x Closed Open Closed