A-TREND TECHNOLOGY CORPORATION ATC-1020+ Processor CX M1/AM K5/AM K6/Pentium Processor Speed 75/90/100/120/133/150/166/180/200/233MHz Chip Set Intel Video Chip Set None Maximum Onboard 128MB (EDO supported) Memory Maximum Video None Memory Cache 256/512KB BIOS Award Dimensions 280mm x 220mm 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), USB connector, IR connector NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Floppy drive CN1 Reset switch J1/pins 1 & 2 interface Parallel port CN2 Green PC connector J1/pins 4 & 5 Serial port 1 CN3 Turbo LED J1/pins 7 & 8 Serial port 2 CN4 IDE interface LED J1/pins 10 & 11 USB connector CN5 Speaker J1/pins 12 - 15 IDE interface 1 CN6 Power LED J1/pins 17 - 19 IDE interface 2 CN7 Chassis fan power J2 PS/2 mouse port CN8 32-bit PCI slots PC1 – PC4 IR connector CN9 Cache slot SL1 USER CONFIGURABLE SETTINGS Function Label Position » CMOS memory normal operation JP8 Open CMOS memory clear JP8 Closed » Flash BIOS update disabled JP19 Pins 2 & 3 closed Flash BIOS update enabled JP19 Pins 1 & 2 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 Note: Board accepts EDO memory. Banks are interchangeable. 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 SIMMs & DIMMS at the same time. CACHE CONFIGURATION Size Bank 0 SL1 TAG 256KB (2) 32K x 8 Not installed (1) 16K/32K x 8 256KB None 256KB module (1) 16K/32K x 8 installed 512KB (2) 64K x 32 Not installed (1) 16K/32K x 8 512KB None 512KB module (1) 16K/32K x 8 installed CACHE TAG CONFIGURATION Setting JP17 Enabled Closed Disabled Open CPU SPEED SELECTION (CYRIX) CPU Clock Multiplier JP4 JP5 JP6 JP7 JP9 JP10 speed speed 120MHz 50MHz 2x Closed Open Open Open 1 & 2 & 2 3 133MHz 55MHz 2x Closed Closed Closed N/A 1 & 2 & 2 3 150MHz 60MHz 2x Closed Closed Open Closed 1 & 2 & 2 3 166MHz 66MHz 2x Closed Open Closed Closed 1 & 2 & 2 3 200MHz 75MHz 2x Open Closed Closed N/A 1 & 2 & 2 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AMD K5) CPU Clock Multiplier JP4 JP5 JP6 JP7 JP9 JP10 speed speed 75MHz 50MHz 1.5x Closed Open Open Open 1 & 1 & 2 2 90MHz 60MHz 1.5x Closed Closed Open Closed 1 & 1 & 2 2 100MHz 66MHz 1.5x Closed Open Closed Closed 1 & 1 & 2 2 120MHz 60MHz 1.5x Closed Closed Open Closed 1 & 1 & 2 2 133MHz 66MHz 1.5x Closed Open Closed Closed 1 & 1 & 2 2 150MHz 60MHz 1.5x Closed Closed Open Closed 1 & 1 & 2 2 166MHz 66MHz 2.5x Closed Open Closed Closed 2 & 2 & 3 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AMD K6) CPU Clock Multiplier JP4 JP5 JP6 JP7 JP9 JP10 speed speed 166MHz 66MHz 2.5x Closed Open Closed Closed 2 & 2 & 3 3 200MHz 66MHz 3x Closed Open Closed Closed 2 & 1 & 3 2 233MHz 66MHz 3.5x Closed Open Closed Closed 1 & 1 & 2 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL) CPU Clock Multiplier JP4 JP5 JP6 JP7 JP9 JP10 speed speed 75MHz 50MHz 1.5x Closed Open Open Open 1 & 1 & 2 2 90MHz 60MHz 1.5x Closed Closed Open Closed 1 & 1 & 2 2 100MHz 66MHz 1.5x Closed Open Closed Closed 1 & 1 & 2 2 120MHz 60MHz 2x Closed Closed Open Closed 1 & 2 & 2 3 133MHz 66MHz 2x Closed Open Closed Closed 1 & 2 & 2 3 150MHz 60MHz 2.5x Closed Closed Open Closed 2 & 2 & 3 3 166MHz 66MHz 2.5x Closed Open Closed Closed 2 & 2 & 3 3 180MHz 60MHz 3x Closed Closed Open Closed 2 & 1 & 3 2 200MHz 66MHz 3x Closed Open Closed Closed 2 & 1 & 3 2 233MHz 66MHz 3.5x Closed Open Closed Closed 1 & 1 & 2 2 Note: Pins designated should be in the closed position. CPU VOLTAGE SELECTION Voltage JP11 2.8v Pins 9 & 10 closed 2.9v Pins 7 & 8 closed 3.2v Pins 5 & 6 closed 3.3v Pins 3 & 4 closed 3.5v Pins 1 & 2 closed