ACHME COMPUTER, INC. MS-5123 Processor CX M1/Pentium Processor Speed 75/80/90/100/120/133MHz Chip Set SIS Max. Onboard DRAM 512MB Cache 256/512/1024KB BIOS Award Dimensions 280mm x 220mm I/O Options 32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), VGA feature connector, VGA interface, VRM connector NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Serial port 1 CN1 Speaker JFP pins 6 - 10 Serial port 2 CN2 Turbo LED JFP pins 12 & 13 Parallel port CN3 Turbo switch JFP pins 15 - 17 VGA interface CN4 Reset switch JFP pins 19 & 20 Floppy drive CN5 IDE interface LED JFP pins 21 & interface 22 IDE interface 2 CN6 Green PC connector JG1 IDE interface 1 CN7 Green PC LED JG2 External battery JB1 32-bit PCI slots PC1 - PC3 Chassis fan power JFAN PS/2 mouse PSM interface VGA feature JFC VRM connector VRM connector Power LED & keylock JFP pins 1 - 5 USER CONFIGURABLE SETTINGS Function Jumper Position » PS/2 mouse IRQ12 enabled JP11 Closed PS/2 mouse IRQ12 disabled JP11 Open DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 4MB (1) 1M x 36 NONE NONE NONE 4MB NONE NONE (1) 1M x 36 NONE 8MB (1) 2M x 36 NONE NONE NONE 8MB NONE NONE (1) 2M x 36 NONE 8MB (1) 1M x 36 (1) 1M x 36 NONE NONE 8MB NONE NONE (1) 1M x 36 (1) 1M x 36 16MB (1) 4M x 36 NONE NONE NONE 16MB NONE NONE (1) 4M x 36 NONE 16MB (1) 2M x 36 (1) 2M x 36 NONE NONE 16MB NONE NONE (1) 2M x 36 (1) 2M x 36 16MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 24MB (1) 1M x 36 (1) 1M x 36 (1) 2M x 36 (1) 2M x 36 24MB (1) 2M x 36 (1) 2M x 36 (1) 1M x 36 (1) 1M x 36 32MB (1) 8M x 36 NONE NONE NONE 32MB NONE NONE (1) 8M x 36 NONE 32MB (1) 4M x 36 (1) 4M x 36 NONE NONE 32MB NONE NONE (1) 4M x 36 (1) 4M x 36 32MB (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 40MB (1) 1M x 36 (1) 1M x 36 (1) 4M x 36 (1) 4M x 36 40MB (1) 4M x 36 (1) 4M x 36 (1) 1M x 36 (1) 1M x 36 48MB (1) 4M x 36 (1) 4M x 36 (1) 2M x 36 (1) 2M x 36 48MB (1) 2M x 36 (1) 2M x 36 (1) 4M x 36 (1) 4M x 36 64MB (1) 16M x 36 NONE NONE NONE 64MB NONE NONE (1) 16M x 36 NONE DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 Bank 3 64MB (1) 8M x 36 (1) 8M x 36 NONE NONE 64MB NONE NONE (1) 8M x 36 (1) 8M x 36 64MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 72MB (1) 1M x 36 (1) 1M x 36 (1) 8M x 36 (1) 8M x 36 72MB (1) 8M x 36 (1) 8M x 36 (1) 1M x 36 (1) 1M x 36 80MB (1) 2M x 36 (1) 2M x 36 (1) 8M x 36 (1) 8M x 36 80MB (1) 8M x 36 (1) 8M x 36 (1) 2M x 36 (1) 2M x 36 96MB (1) 4M x 36 (1) 4M x 36 (1) 8M x 36 (1) 8M x 36 96MB (1) 8M x 36 (1) 8M x 36 (1) 4M x 36 (1) 4M x 36 128MB (1) 32M x 36 NONE NONE NONE 128MB NONE NONE (1) 32M x 36 NONE 128MB (1) 16M x 36 (1) 16M x 36 NONE NONE 128MB NONE NONE (1) 16M x 36 (1) 16M x 36 128MB (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 136MB (1) 1M x 36 (1) 1M x 36 (1) 16M x 36 (1) 16M x 36 136MB (1) 16M x 36 (1) 16M x 36 (1) 1M x 36 (1) 1M x 36 144MB (1) 16M x 36 (1) 16M x 36 (1) 2M x 36 (1) 2M x 36 144MB (1) 2M x 36 (1) 2M x 36 (1) 16M x 36 (1) 16M x 36 160MB (1) 4M x 36 (1) 4M x 36 (1) 16M x 36 (1) 16M x 36 160MB (1) 16M x 36 (1) 16M x 36 (1) 4M x 36 (1) 4M x 36 192MB (1) 16M x 36 (1) 16M x 36 (1) 8M x 36 (1) 8M x 36 192MB (1) 8M x 36 (1) 8M x 36 (1) 16M x 36 (1) 16M x 36 256MB (1) 32M x 36 (1) 32M x 36 NONE NONE 256MB NONE NONE (1) 32M x 36 (1) 32M x 36 256MB (1) 16M x 36 (1) 16M x 36 (1) 16M x 36 (1) 16M x 36 264MB (1) 1M x 36 (1) 1M x 36 (1) 32M x 36 (1) 32M x 36 264MB (1) 32M x 36 (1) 32M x 36 (1) 1M x 36 (1) 1M x 36 272MB (1) 2M x 36 (1) 2M x 36 (1) 32M x 36 (1) 32M x 36 272MB (1) 32M x 36 (1) 32M x 36 (1) 2M x 36 (1) 2M x 36 288MB (1) 4M x 36 (1) 4M x 36 (1) 32M x 36 (1) 32M x 36 288MB (1) 32M x 36 (1) 32M x 36 (1) 4M x 36 (1) 4M x 36 320MB (1) 8M x 36 (1) 8M x 36 (1) 32M x 36 (1) 32M x 36 320MB (1) 32M x 36 (1) 32M x 36 (1) 8M x 36 (1) 8M x 36 384MB (1) 16M x 36 (1) 16M x 36 (1) 32M x 36 (1) 32M x 36 384MB (1) 32M x 36 (1) 32M x 36 (1) 16M x 36 (1) 16M x 36 512MB (1) 32M x 36 (1) 32M x 36 (1) 32M x 36 (1) 32M x 36 CACHE CONFIGURATION Size Bank 0 Bank 1 U13/U17 TAG 256KB (4) 32K x 8 (4) 32K x 8 NONE (1) 8K or (1) 16K x 8 256KB NONE NONE (2) 32K x 32 (1) 8K or (1) 16K x 8 512KB (A) (4) 64K x 8 (4) 64K x 8 NONE (1) 16K x 8 512KB (B) (4) 64K x 8 (4) 64K x 8 NONE (1) 16K x 8 1MB (4) 128K x 8 (4) 128K x 8 NONE (1) 32K x 8 Note: U13 & U17 may not be present on all boards. CACHE JUMPER CONFIGURATION Size JS1 JS2 256KB pins 1 & 2 closed pins 2 & 3 closed 512KB (A) pins 3 & 4 closed pins 3 & 4 closed 512KB (B) pins 2 & 3 closed pins 2 & 3 closed 1MB pins 2 & 3 closed pins 1 & 2 closed Note: 512KB (A) uses 128AK TAG chip and 512KB (B) uses 129AK TAG chip. CPU SPEED CONFIGURATION Speed SW1/1 SW1/2 SW1/3 SW1/4 SW1/5 SW1/6 75MHz Off Off Off Off On On 80MHz* Off Off Off On On On 90MHz Off Off Off Off Off On 100MHz Off Off Off Off Off Off 120MHz Off On Off Off Off On 120MHz* On Off Off On On On 133MHz Off On Off Off Off Off Note: Speeds marked with an * are reserved for future CX M1 CPUs. CPU VOLTAGE CONFIGURATION Voltage JV1 3.38v Closed 3.52v Open