ACHME COMPUTER, INC. MS-5145 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 256MB (EDO supported) Memory Maximum Video None Memory Cache 256/512KB BIOS Award Dimensions 265mm x 220mm I/O Options 32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), cache slot, IR connector, USB connector NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Serial port 1 CN1 Turbo LED JFP/pins 12 & 13 Parallel port CN2 Reset switch JFP/pins 19 & 20 Serial port 2 CN3 IDE interface LED JFP/pins 21 & 22 Floppy drive CN4 Green PC LED JGL interface IDE interface 2 CN5 Green PC connector JGS IDE interface 1 CN6 PS/2 mouse JM1 interface Chassis fan power FAN 32-bit PCI slots PC1 – PC4 IR connector IR1 Cache slot SL1 Power LED & JFP/pins 1 - USB connector USB keylock 5 Speaker JFP/pins 7 - 10 USER CONFIGURABLE SETTINGS Function Label Position » CMOS memory normal operation BAT Pins 1 & 2 closed CMOS memory clear BAT Pins 2 & 3 closed » Factory configured - do not J17 Unidentifed alter DIMM/DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 8MB (1) 1M x 64 None None 12MB (1) 1M x 64 None (2) 512K x 36 16MB (1) 2M x 64 None None 16MB (1) 1M x 64 (1) 1M x 64 None 16MB (1) 1M x 64 None (2) 1M x 36 20MB (1) 2M x 64 None (2) 512K x 36 24MB (1) 2M x 64 (1) 1M x 64 None 24MB (1) 1M x 64 None (2) 2M x 36 32MB (1) 4M x 64 None None 32MB (1) 2M x 64 (1) 2M x 64 None 32MB (1) 2M x 64 None (2) 2M x 36 36MB (1) 4M x 64 None (2) 512K x 36 40MB (1) 4M x 64 (1) 1M x 64 None 40MB (1) 1M x 64 None (2) 4M x 36 40MB (1) 4M x 64 None (2) 1M x 36 48MB (1) 4M x 64 (1) 2M x 64 None 48MB (1) 2M x 64 None (2) 4M x 36 48MB (1) 4M x 64 None (2) 2M x 36 64MB (1) 8M x 64 None None 64MB (1) 4M x 64 (1) 4M x 64 None 64MB (1) 4M x 64 None (2) 4M x 36 68MB (1) 8M x 64 None (2) 512K x 36 DIMM/DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 72MB (1) 8M x 64 (1) 1M x 64 None 72MB (1) 1M x 64 None (2) 8M x 36 72MB (1) 8M x 64 None (2) 1M x 36 80MB (1) 8M x 64 (1) 2M x 64 None 80MB (1) 2M x 64 None (2) 8M x 36 80MB (1) 8M x 64 None (2) 2M x 36 96MB (1) 8M x 64 (1) 4M x 64 None 96MB (1) 8M x 64 None (2) 4M x 36 96MB (1) 4M x 64 None (2) 8M x 36 128MB (1) 16M x 64 None None 128MB (1) 8M x 64 (1) 8M x 64 None 128MB (1) 8M x 64 None (2) 8M x 36 132MB (1) 16M x 64 None (2) 512K x 36 136MB (1) 1M x 64 None (2) 16M x 36 136MB (1) 16M x 64 None (2) 1M x 36 144MB (1) 2M x 64 None (2) 16M x 36 144MB (1) 16M x 64 None (2) 2M x 36 160MB (1) 4M x 64 None (2) 16M x 36 160MB (1) 16M x 64 None (2) 4M x 36 192MB (1) 8M x 64 None (2) 16M x 36 192MB (1) 16M x 64 None (2) 8M x 36 256MB (1) 16M x 64 (1) 16M x 64 None 256MB (1) 16M x 64 None (2) 16M x 36 Note: Board accepts EDO memory. Banks 0 & 1 are interchangeable. Board does not accept SDRAM. DIMM VOLTAGE CONFIGURATION Voltage J1 3.3v Pins 1 & 3, 2 & 4 closed 5v Pins 3 & 5, 4 & 6 closed CACHE CONFIGURATION Size SL1 256KB 256KB module installed 512KB 512KB module installed CPU SPEED SELECTION (CYRIX) CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 SW1/5 SW1/6 speed speed 120MHz 50MHz 2x On On Off On Off Off 133MHz 55MHz 2x Off On Off On Off Off 150MHz 60MHz 2x On Off Off On Off Off 166MHz 66MHz 2x Off Off Off On Off Off CPU SPEED SELECTION (AMD K5) CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 SW1/5 SW1/6 speed speed 75MHz 50MHz 1.5x On On Off Off Off Off 90MHz 60MHz 1.5x On Off Off Off Off Off 100MHz 66MHz 1.5x Off Off Off Off Off Off 133MHz 66MHz 2x Off Off Off On Off Off 166MHz 66MHz 2.5x Off Off Off On On Off CPU SPEED SELECTION (AMD K6) CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 SW1/5 SW1/6 speed speed 166MHz 66MHz 2.5x Off Off Off On On Off 200MHz 66MHz 3x Off Off Off Off On Off 233MHz 66MHz 3.5x Off Off Off Off Off Off CPU SPEED SELECTION (INTEL) CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 SW1/5 SW1/6 speed speed 75MHz 50MHz 1.5x On On Off Off Off Off 90MHz 60MHz 1.5x On Off Off Off Off Off 100MHz 66MHz 1.5x Off Off Off Off Off Off 120MHz 60MHz 2x On Off Off On Off Off 133MHz 66MHz 2x Off Off Off On Off Off 150MHz 60MHz 2.5x On Off Off On On Off 166MHz 66MHz 2.5x Off Off Off On On Off 180MHz 60MHz 3x On Off Off Off On Off 200MHz 66MHz 3x Off Off Off Off On Off 233MHz 66MHz 3.5x Off Off Off Off Off Off CPU VOLTAGE SELECTION (SINGLE) Voltage J14 JV1 JV2 JV3 JV4 JV5 3.3v 1 & Closed Closed 2 & 3 Closed Closed 3, 2 & 4 3.5v 1 & Open Closed 2 & 3 Closed Closed 3, 2 & 4 Note: Pins designated should be in the closed position. CPU VOLTAGE SELECTION (DUAL) Voltage V core J14 JV1 JV2 JV3 JV4 JV5 3.3v 2.8v Open Closed Open 2 & Open Open 3 3.3v 2.9v Open Open Open 2 & Open Open 3 3.3v 3.2v Open Closed Closed 2 & Open Open 3 Note: Pins designated should be in the closed position.