AMPTRON INTERNATIONAL, INC. PM-7900 Processor CX M1/AM K5/Pentium Processor Speed 75/90/100/120/133/150/166/180/200MHz Chip Set Intel Video Chip Set None Maximum Onboard 128MB (EDO supported) Memory Maximum Video None Memory Cache 256/512KB BIOS Award Dimensions 260mm x 220mm I/O Options 32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, serial ports (2), cache slot, VRM connector NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Serial port 1 CN1 External battery J7 Serial port 2 CN2 Power LED & keylock J8 Parallel port CN3 Speaker J9 Floppy drive interface CN4 Green PC connector JP6 IDE interface 2 CN5 32-bit PCI slots PC1 - PC3 IDE interface 1 CN6 Cache slot SL1 IDE interface LED J5 VRM connector VRM Reset switch J6 USER CONFIGURABLE SETTINGS Function Label Position » Battery type select internal J7 Pins 2 & 3 closed Battery type select external J7 Closed CMOS memory clear J7 Pins 3 & 4 closed Flash BIOS voltage select 12v JP4 Closed Flash BIOS voltage select 5v JP4 Open Green PC mode enabled JP6 Pins 1 & 2 closed Green PC mode disabled JP6 Open DIMM/DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 8MB (2) 1M x 36 None None 8MB None None (1) 1M x 64 16MB (2) 2M x 36 None None 16MB (2) 1M x 36 (2) 1M x 36 None 16MB None None (1) 2M x 64 16MB None (2) 1M x 36 (1) 1M x 64 24MB (2) 1M x 36 (2) 2M x 36 None 24MB None (2) 2M x 36 (1) 1M x 64 24MB None (2) 1M x 36 (1) 2M x 64 32MB (2) 4M x 36 None None 32MB (2) 2M x 36 (2) 2M x 36 None 32MB None None (1) 4M x 64 32MB None (2) 2M x 36 (1) 2M x 64 40MB (2) 1M x 36 (2) 4M x 36 None 40MB None (2) 4M x 36 (1) 1M x 64 40MB None (2) 1M x 36 (1) 4M x 64 48MB (2) 4M x 36 (2) 2M x 36 None 48MB None (2) 4M x 36 (1) 2M x 64 48MB None (2) 2M x 36 (1) 4M x 64 64MB (2) 8M x 36 None None 64MB (2) 4M x 36 (2) 4M x 36 None DIMM/DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 64MB None None (1) 8M x 64 64MB None (2) 4M x 36 (1) 4M x 64 72MB (2) 8M x 36 (2) 1M x 36 None 72MB None (2) 8M x 36 (1) 1M x 64 72MB None (2) 1M x 36 (1) 8M x 64 80MB (2) 2M x 36 (2) 8M x 36 None 80MB None (2) 8M x 36 (1) 2M x 64 80MB None (2) 2M x 36 (1) 8M x 64 96MB (2) 8M x 36 (2) 4M x 36 None 96MB None (2) 8M x 36 (1) 4M x 64 96MB None (2) 4M x 36 (1) 8M x 64 128MB (2) 8M x 36 (2) 8M x 36 None 128MB None (2) 8M x 36 (1) 8M x 64 Note: Board accepts EDO memory. DIMM VOLTAGE CONFIGURATION Voltage JP7 JP8 JP9 3.3v Pins 2 & 3 Pins 2 & 3 Pins 2 & 3 closed closed closed 5v Pins 1 & 2 Pins 1 & 2 Pins 1 & 2 closed closed closed CACHE CONFIGURATION Size SL1 TAG 256KB 256KB module installed (1) 8K/16K/32K x 8 512KB 512KB module installed (1) 16K/32K x 8 CPU SPEED SELECTION (CYRIX) CPU Clock Multiplier JP5 JP10 JP11 JP12 JP13 speed speed 100MHz 50MHz 2x 2 & Closed Closed Closed Open 3 120MHz 60MHz 2x 1 & Open Closed Closed Open 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AMD) CPU Clock Multiplier JP5 JP10 JP11 JP12 JP13 speed speed 100MHz 66MHz 1.5x 1 & Closed Open Open Open 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL) CPU Clock Multiplier JP5 JP10 JP11 JP12 JP13 speed speed 75MHz 50MHz 1.5x 2 & Closed Closed Open Open 3 90MHz 60MHz 1.5x 1 & Open Closed Open Open 2 100MHz 66MHz 1.5x 1 & Closed Open Open Open 2 120MHz 60MHz 2x 1 & Open Closed Closed Open 2 133MHz 66MHz 2x 1 & Closed Open Closed Open 2 150MHz 60MHz 2.5x 1 & Open Closed Closed Closed 2 166MHz 66MHz 2.5x 1 & Closed Open Closed Closed 2 180MHz 60MHz 3x 1 & Open Closed Open Closed 2 200MHz 66MHz 3x 1 & Closed Open Open Closed 2 Note: Pins designated should be in the closed position. CPU VOLTAGE SELECTION Voltage JP14 3.3v Pins 2 & 3 closed » 3.5v Pins 1 & 2 closed