ACHME COMPUTER, INC.
MS-5143 (VER. 2)
| 
 Processor  | 
 CX M1/AM K5/Pentium  | 
| 
 Processor Speed  | 
 75/90/100/120/133/150/166/200MHz  | 
| 
 Chip Set  | 
 Intel  | 
| 
 Video Chip Set  | 
 None  | 
| 
 Maximum Onboard Memory  | 
 128MB (EDO supported)  | 
| 
 Maximum Video Memory  | 
 None  | 
| 
 Cache  | 
 256/512KB  | 
| 
 BIOS  | 
 Unidentified  | 
| 
 Dimensions  | 
 305mm x 235mm  | 
| 
 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), IR connector, USB connector, ATX power connector  | 
| 
 NPU Options  | 
 None  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 ATX power connector  | 
 ATX  | 
 Speaker  | 
 JFP/pins 7 - 10  | 
| 
 Serial port 2  | 
 CN1  | 
 Turbo LED  | 
 JFP/pins 12 & 13  | 
| 
 Parallel port  | 
 CN2  | 
 Reset switch  | 
 JFP/pins 19 & 20  | 
| 
 PS/2 mouse port  | 
 CN3  | 
 IDE interface LED  | 
 JFP/pins 21 & 22  | 
| 
 Serial port 1  | 
 CN4  | 
 Chassis fan power  | 
 JFAN  | 
| 
 IDE interface 1  | 
 CN5  | 
 Green PC LED  | 
 JGL  | 
| 
 IDE interface 2  | 
 CN6  | 
 Green PC connector  | 
 JGS  | 
| 
 Floppy drive interface  | 
 CN7  | 
 Soft off power supply  | 
 JRMS  | 
| 
 Auxiliary keyboard mouse  | 
 J1  | 
 Speaker  | 
 JSPK  | 
| 
 IR connector  | 
 IR1  | 
 32-bit PCI slots  | 
 PC1 - PC4  | 
| 
 Power LED & keylock  | 
 JFP/pins 1 - 5  | 
 USB connector  | 
 USB  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Label  | 
 Position  | |
| 
 »  | 
 Factory configured - do not alter  | 
 C1  | 
 Unidentified  | 
| 
 »  | 
 Factory configured - do not alter  | 
 JP1  | 
 Unidentified  | 
| 
 »  | 
 Factory configured - do not alter  | 
 JRTC  | 
 Unidentified  | 
| 
 DIMM/DRAM CONFIGURATION  | ||||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
 Bank 3  | 
| 
 8MB  | 
 (2) 1M x 36  | 
 None  | 
 None  | 
 None  | 
| 
 8MB  | 
 None  | 
 None  | 
 (1) 1M x 64  | 
 None  | 
| 
 16MB  | 
 (2) 2M x 36  | 
 None  | 
 None  | 
 None  | 
| 
 16MB  | 
 None  | 
 None  | 
 (1) 2M x 64  | 
 None  | 
| 
 16MB  | 
 (2) 1M x 36  | 
 (2) 1M x 36  | 
 None  | 
 None  | 
| 
 16MB  | 
 (2) 1M x 36  | 
 None  | 
 (1) 1M x 64  | 
 None  | 
| 
 24MB  | 
 None  | 
 (2) 2M x 36  | 
 (1) 1M x 64  | 
 None  | 
| 
 32MB  | 
 (2) 4M x 36  | 
 None  | 
 None  | 
 None  | 
| 
 32MB  | 
 None  | 
 None  | 
 (1) 4M x 64  | 
 None  | 
| 
 32MB  | 
 (2) 2M x 36  | 
 None  | 
 (1) 2M x 64  | 
 None  | 
| 
 40MB  | 
 (2) 4M x 36  | 
 (2) 1M x 36  | 
 None  | 
 None  | 
| 
 40MB  | 
 (2) 4M x 36  | 
 None  | 
 (1) 1M x 64  | 
 None  | 
| 
 48MB  | 
 (2) 2M x 36  | 
 None  | 
 (1) 4M x 64  | 
 None  | 
| 
 48MB  | 
 (2) 4M x 36  | 
 (2) 2M x 36  | 
 None  | 
 None  | 
| 
 64MB  | 
 (2) 8M x 36  | 
 None  | 
 None  | 
 None  | 
| 
 64MB  | 
 None  | 
 None  | 
 None  | 
 (1) 8M x 64  | 
| 
 64MB  | 
 (2) 4M x 36  | 
 (2) 4M x 36  | 
 None  | 
 None  | 
| 
 64MB  | 
 (2) 4M x 36  | 
 None  | 
 (1) 4M x 64  | 
 None  | 
| 
 64MB  | 
 None  | 
 None  | 
 (1) 4M x 64  | 
 (1) 4M x 64  | 
| 
 72MB  | 
 (2) 8M x 36  | 
 (2) 1M x 36  | 
 None  | 
 None  | 
| 
 DIMM/DRAM CONFIGURATION (CON'T)  | ||||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
 Bank 3  | 
| 
 72MB  | 
 (2) 8M x 36  | 
 None  | 
 (1) 1M x 64  | 
 None  | 
| 
 80MB  | 
 None  | 
 (2) 2M x 36  | 
 (1) 8M x 64  | 
 None  | 
| 
 80MB  | 
 (2) 8M x 36  | 
 (2) 2M x 36  | 
 None  | 
 None  | 
| 
 80MB  | 
 (2) 8M x 36  | 
 None  | 
 (1) 2M x 64  | 
 None  | 
| 
 96MB  | 
 (2) 8M x 36  | 
 (2) 4M x 36  | 
 None  | 
 None  | 
| 
 96MB  | 
 (2) 8M x 36  | 
 None  | 
 (1) 4M x 64  | 
 None  | 
| 
 96MB  | 
 None  | 
 (2) 8M x 36  | 
 (1) 4M x 64  | 
 None  | 
| 
 128MB  | 
 None  | 
 None  | 
 (1) 8M x 64  | 
 (1) 8M x 64  | 
| 
 128MB  | 
 (2) 8M x 36  | 
 (2) 8M x 36  | 
 None  | 
 None  | 
| 
 128MB  | 
 (2) 8M x 36  | 
 None  | 
 (1) 8M x 64  | 
 None  | 
| 
 Note: Board accepts EDO memory. Banks 0 & 1 and 2 & 3 are interchangeable.  | ||||
| 
 DIMM VOLTAGE CONFIGURATION  | |
| 
 Voltage  | 
 JP2  | 
| 
 3.3v  | 
 Pins 1 & 3, 2 & 4 closed  | 
| 
 5v  | 
 Pins 3 & 5, 4 & 6 closed  | 
| 
 CACHE CONFIGURATION  | 
| 
 Note: Board accepts 256KB/512Kb cache. The size of the chips and location are unidentified.  | 
| 
 CPU SPEED SELECTION (AMD)  | ||||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/1  | 
 SW1/2  | 
 SW1/3  | 
 SW1/4  | 
 SW1/5  | 
 SW1/6  | 
| 
 75MHz  | 
 50MHz  | 
 1.5x  | 
 Off  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
 Off  | 
| 
 90MHz  | 
 60MHz  | 
 1.5x  | 
 Off  | 
 Off  | 
 On  | 
 Off  | 
 Off  | 
 Off  | 
| 
 100MHz  | 
 66MHz  | 
 1.5x  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
| 
 120MHz  | 
 60MHz  | 
 2x  | 
 On  | 
 Off  | 
 On  | 
 Off  | 
 Off  | 
 Off  | 
| 
 133MHz  | 
 66MHz  | 
 2x  | 
 On  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
| 
 150MHz  | 
 60MHz  | 
 2.5x  | 
 On  | 
 On  | 
 On  | 
 Off  | 
 Off  | 
 Off  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 On  | 
 On  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
| 
 CPU SPEED SELECTION (CYRIX)  | ||||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/1  | 
 SW1/2  | 
 SW1/3  | 
 SW1/4  | 
 SW1/5  | 
 SW1/6  | 
| 
 120MHz  | 
 50MHz  | 
 2x  | 
 On  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
 Off  | 
| 
 133MHz  | 
 55MHz  | 
 2x  | 
 On  | 
 Off  | 
 Off  | 
 On  | 
 Off  | 
 Off  | 
| 
 150MHz  | 
 60MHz  | 
 2x  | 
 On  | 
 Off  | 
 On  | 
 Off  | 
 Off  | 
 Off  | 
| 
 166MHz  | 
 66MHz  | 
 2x  | 
 On  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
| 
 CPU SPEED SELECTION (INTEL)  | ||||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/1  | 
 SW1/2  | 
 SW1/3  | 
 SW1/4  | 
 SW1/5  | 
 SW1/6  | 
| 
 75MHz  | 
 50MHz  | 
 1.5x  | 
 Off  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
 Off  | 
| 
 90MHz  | 
 60MHz  | 
 1.5x  | 
 Off  | 
 Off  | 
 On  | 
 Off  | 
 Off  | 
 Off  | 
| 
 100MHz  | 
 66MHz  | 
 1.5x  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
| 
 120MHz  | 
 60MHz  | 
 2x  | 
 On  | 
 Off  | 
 On  | 
 Off  | 
 Off  | 
 Off  | 
| 
 133MHz  | 
 66MHz  | 
 2x  | 
 On  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
| 
 150MHz  | 
 60MHz  | 
 2.5x  | 
 On  | 
 On  | 
 On  | 
 Off  | 
 Off  | 
 Off  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 On  | 
 On  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Off  | 
 On  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
| 
 CPU VOLTAGE SELECTION (SINGLE)  | ||||||
| 
 Voltage  | 
 JV1  | 
 JV2  | 
 JV3  | 
 JV4  | 
 JV5  | 
 JV6  | 
| 
 3.38v  | 
 3 & 5, 4 & 6  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 3.52v  | 
 3 & 5, 4 & 6  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
| 
 Note: Pins designated should be in the closed position.  | ||||||
| 
 CPU VOLTAGE SELECTION (DUAL)  | |||||||
| 
 Voltage  | 
 V core  | 
 JV1  | 
 JV2  | 
 JV3  | 
 JV4  | 
 JV5  | 
 JV6  | 
| 
 3.3v  | 
 2.5v  | 
 1 & 3, 2 & 4  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 3.3v  | 
 2.8v  | 
 1 & 3, 2 & 4  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 3.3v  | 
 2.9v  | 
 1 & 3, 2 & 4  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 Note: Pins designated should be in the closed position.  | |||||||