ACHME COMPUTER, INC. MS-5172 Device Type Mainboard Processor CX 6X86/CX 6X86L/CX 686MX/AM K5/AM K6/Pentium Processor Speed Unidentified Chip Set SIS Video Chip Set None Maximum Onboard Memory 768MB (EDO & SDRAM supported) Maximum Video Memory None Cache 512KB BIOS Unidentified Dimensions 305mm x 186mm I/O Options 32-bit PCI slots (3), floppy drive interface, MIDI/game port, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), ATX power connector, AGP slot, line in, line out, microphone in, audio in – CD-ROMs (2) NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location AGP slot AGP Wake on LAN J2 connector ATX power ATX Wake on modem J3 connector connector Game/MIDI port CN1 Green PC LED J4/pins 1 & 2 Microphone in CN2 Soft off power J4/pins 3 & 4 supply Line in CN3 Audio in – CD-ROM JCD1 Line out CN4 Audio in – CD-ROM JCD2 Serial port 2 CN5 Turbo LED JFP1/pins 2 & 3 Serial port 1 CN6 Reset switch JFP1/pins 9 & 10 Parallel port CN7 IDE interface LED JFP1/pins 12 & 24 USB connector 1 CN8 Power LED & JFP1/pins 13 - keylock 17 USB connector 2 CN9 Speaker JFP1/pins 19 - 22 PS/2 mouse port CN10 Remote power JP4/pins 3 & 4 on/off switch IDE interface 2 CN11 IR connector IR1 IDE interface 1 CN12 32-bit PCI slots PC1 – PC3 Floppy drive CN13 Chassis fan power SYS interface CPU fan power CPU Note: The location of J2 & JP4 is unidentified. USER CONFIGURABLE SETTINGS Function Label Position » CMOS memory normal operation JBAT Pins 1 & 2 closed CMOS memory clear JBAT Pins 2 & 3 closed Power on mode voltage select JP1 Pins 1 & 2 closed 5v Power on mode voltage select JP1 Pins 2 & 3 closed 5vsb Cyrix linear mode enabled JP2 Closed Cyrix linear mode disabled JP2 Open » Flash BIOS voltage select 5v JP3 Pins 2 & 3 closed Flash BIOS voltage select 12v JP3 Pins 1 & 2 closed » Factory configured - do not JV2 Unidentified alter DIMM CONFIGURATION Size Bank 0 Bank 1 Bank 2 8MB (1) 1M x 64 None None 16MB (1) 2M x 64 None None 16MB (1) 1M x 64 (1) 1M x 64 None 24MB (1) 2M x 64 (1) 1M x 64 None 24MB (1) 1M x 64 (1) 1M x 64 (1) 1M x 64 32MB (1) 4M x 64 None None 32MB (1) 2M x 64 (1) 1M x 64 (1) 1M x 64 32MB (1) 2M x 64 (1) 2M x 64 None 40MB (1) 4M x 64 (1) 1M x 64 None 40MB (1) 2M x 64 (1) 2M x 64 (1) 1M x 64 DIMM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 32MB (1) 2M x 64 (1) 2M x 64 None 40MB (1) 4M x 64 (1) 1M x 64 None 40MB (1) 2M x 64 (1) 2M x 64 (1) 1M x 64 48MB (1) 4M x 64 (1) 1M x 64 (1) 1M x 64 48MB (1) 4M x 64 (1) 2M x 64 None 48MB (1) 2M x 64 (1) 2M x 64 (1) 2M x 64 56MB (1) 4M x 64 (1) 2M x 64 (1) 1M x 64 64MB (1) 8M x 64 None None 64MB (1) 4M x 64 (1) 2M x 64 (1) 2M x 64 64MB (1) 4M x 64 (1) 4M x 64 None 72MB (1) 8M x 64 (1) 1M x 64 None 72MB (1) 4M x 64 (1) 4M x 64 (1) 1M x 64 80MB (1) 8M x 64 (1) 1M x 64 (1) 1M x 64 80MB (1) 8M x 64 (1) 2M x 64 None 80MB (1) 4M x 64 (1) 4M x 64 (1) 2M x 64 88MB (1) 8M x 64 (1) 2M x 64 (1) 1M x 64 96MB (1) 8M x 64 (1) 2M x 64 (1) 2M x 64 96MB (1) 8M x 64 (1) 4M x 64 None 96MB (1) 4M x 64 (1) 4M x 64 (1) 4M x 64 104MB (1) 8M x 64 (1) 4M x 64 (1) 1M x 64 112MB (1) 8M x 64 (1) 4M x 64 (1) 2M x 64 128MB (1) 16M x 64 None None 128MB (1) 8M x 64 (1) 4M x 64 (1) 4M x 64 128MB (1) 8M x 64 (1) 8M x 64 None 136MB (1) 16M x 64 (1) 1M x 64 None 136MB (1) 8M x 64 (1) 8M x 64 (1) 1M x 64 144MB (1) 16M x 64 (1) 1M x 64 (1) 1M x 64 144MB (1) 16M x 64 (1) 2M x 64 None 144MB (1) 8M x 64 (1) 8M x 64 (1) 2M x 64 152MB (1) 16M x 64 (1) 2M x 64 (1) 1M x 64 160MB (1) 16M x 64 (1) 2M x 64 (1) 2M x 64 160MB (1) 16M x 64 (1) 4M x 64 None 160MB (1) 8M x 64 (1) 8M x 64 (1) 4M x 64 168MB (1) 16M x 64 (1) 4M x 64 (1) 1M x 64 176MB (1) 16M x 64 (1) 4M x 64 (1) 2M x 64 192MB (1) 16M x 64 (1) 4M x 64 (1) 4M x 64 192MB (1) 16M x 64 (1) 8M x 64 None 192MB (1) 8M x 64 (1) 8M x 64 (1) 8M x 64 200MB (1) 16M x 64 (1) 8M x 64 (1) 1M x 64 DIMM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 208MB (1) 16M x 64 (1) 8M x 64 (1) 2M x 64 224MB (1) 16M x 64 (1) 8M x 64 (1) 4M x 64 256MB (1) 16M x 64 (1) 8M x 64 (1) 8M x 64 384MB (1) 16M x 64 (1) 16M x 64 (1) 16M x 64 512MB (1) 32M x 64 (1) 32M x 64 None 768MB (1) 32M x 64 (1) 32M x 64 (1) 32M x 64 Note: Board accepts EDO & SDRAM memory. 384MB maximum if using SDRAM memory. 768MB maximum if using EDO memory. CACHE CONFIGURATION Note: 512KB cache is factory installed and is not configurable. The location is unidentified. CPU CLOCK SPEED SELECTION CPU speed AGP speed PCI speed SW1/4 SW1/5 SW1/6 60MHz 60MHz 30MHz On On On 66MHz 66MHz 33MHz Off On On 68.5MHz 68.5MHz 34MHz On Off On 75MHz 75MHz 37.5MHz Off Off On 75MHz 64MHz 32MHz On On Off 83MHz 66MHz 33MHz Off On Off 90MHz 60MHz 30MHz On Off Off 100MHz 66MHz 33MHz Off Off Off CPU MULTIPLIER SELECTION Multiplier SW1/1 SW1/2 SW1/3 1.5x Off Off Off 2x On Off Off 2.5x On On Off 3x Off On Off 3.5x Off Off Off 4x On Off On 4.5x On On On CPU VOLTAGE SELECTION Voltage V core JV3 3.3v 2.0v Open 3.3v 2.1v Pins 9 & 10 closed 3.3v 2.2v Pins 7 & 8 closed 3.3v 2.3v Pins 7 & 8, 9 & 10 closed 3.3v 2.4v Pins 5 & 6 closed 3.3v 2.5v Pins 5 & 6, 9 & 10 closed 3.3v 2.6v Pins 5 & 6, 7 & 8, closed 3.3v 2.7v Pins 5 & 6, 7 & 8, 9 & 10 closed 3.3v 2.8v Pins 3 & 4 closed 3.3v 2.9v Pins 3 & 4, 9 & 10 closed 3.3v 3.0v Pins 3 & 4, 7 & 8 closed 3.3v 3.1v Pins 3 & 4, 7 & 8, 9 & 10 closed 3.3v 3.2v Pins 3 & 4, 5 & 6 closed 3.3v 3.3v Pins 3 & 4, 5 & 6, 9 & 10 closed 3.3v 3.4v Pins 3 & 4, 5 & 6, 7 & 8 closed 3.5v 3.5v Pins 3 & 4, 5 & 6, 7 & 8, 9 & 10 closed CPU VOLTAGE SELECTION Setting JV1 Single Open Dual Pins 1 & 2, 3 & 4 closed