ACHITEC CORPORATION, LTD.
ACHI-154
| 
 Device Type  | 
 Mainboard  | 
| 
 Processor  | 
 CX 6X86L/CX 686MX/AM K5/AM K6/Pentium  | 
| 
 Processor Speed  | 
 133/150/166/200/233MHz  | 
| 
 Chip Set  | 
 VIA  | 
| 
 Video Chip Set  | 
 None  | 
| 
 Maximum Onboard Memory  | 
 512MB (EDO & SDRAM supported)  | 
| 
 Maximum Video Memory  | 
 None  | 
| 
 Cache  | 
 512KB  | 
| 
 BIOS  | 
 Award  | 
| 
 Dimensions  | 
 220mm x 190mm  | 
| 
 I/O Options  | 
 32-bit PCI slots (3), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), USB connector, ATX power connector  | 
| 
 NPU Options  | 
 None  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 ATX power connector  | 
 ATX  | 
 Parallel port  | 
 CN4  | 
| 
 Soft off power supply  | 
 C1  | 
 IDE interface  | 
 CN5  | 
| 
 IR connector  | 
 C2  | 
 Floppy drive interface  | 
 CN6  | 
| 
 Serial port  | 
 CN1  | 
 PS/2 mouse interface  | 
 CN7  | 
| 
 Serial port  | 
 CN2  | 
 32-bit PCI slots  | 
 PC1 - PC3  | 
| 
 IDE interface  | 
 CN3  | 
 USB connector  | 
 USB  | 
| 
 Note: Depending on board version, CN3 may be the parallel interface & CN4 may be the floppy drive interface.  | |||
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Label  | 
 Position  | |
| 
 »  | 
 Factory configured - do not alter  | 
 C3  | 
 Unidentified  | 
| 
 »  | 
 Factory configured - do not alter  | 
 C4  | 
 Unidentified  | 
| 
 »  | 
 CMOS normal operation  | 
 JP1  | 
 Pins 1 & 2 closed  | 
| 
 CMOS memory clear  | 
 JP1  | 
 Pins 2 & 3 closed  | |
| 
 »  | 
 Factory configured - do not alter  | 
 JP3  | 
 Unidentified  | 
| 
 »  | 
 Factory configured - do not alter  | 
 JP4  | 
 Unidentified  | 
| 
 Power supply select AT  | 
 JP7  | 
 Open  | |
| 
 Power supply select ATX  | 
 JP7  | 
 Closed  | |
| 
 SIMM CONFIGURATION  | |
| 
 Size  | 
 Bank 0  | 
| 
 8MB  | 
 (2) 1M x 36  | 
| 
 16MB  | 
 (2) 2M x 36  | 
| 
 32MB  | 
 (2) 4M x 36  | 
| 
 64MB  | 
 (2) 8M x 36  | 
| 
 128MB  | 
 (2) 16M x 36  | 
| 
 256MB  | 
 (2) 32M x 36  | 
| 
 512MB  | 
 (2) 64M x 36  | 
| 
 Note: Board accepts EDO memory.  | |
| 
 DIMM CONFIGURATION  | ||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
| 
 8MB  | 
 (1) 1M x 64  | 
 None  | 
| 
 16MB  | 
 (1) 2M x 64  | 
 None  | 
| 
 16MB  | 
 (1) 1M x 64  | 
 (1) 1M x 64  | 
| 
 24MB  | 
 (1) 2M x 64  | 
 (1) 1M x 64  | 
| 
 32MB  | 
 (1) 4M x 64  | 
 None  | 
| 
 DIMM CONFIGURATION (CON'T)  | ||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
| 
 32MB  | 
 (1) 2M x 64  | 
 (1) 2M x 64  | 
| 
 40MB  | 
 (1) 4M x 64  | 
 (1) 1M x 64  | 
| 
 48MB  | 
 (1) 4M x 64  | 
 (1) 2M x 64  | 
| 
 64MB  | 
 (1) 8M x 64  | 
 None  | 
| 
 64MB  | 
 (1) 4M x 64  | 
 (1) 4M x 64  | 
| 
 72MB  | 
 (1) 8M x 64  | 
 (1) 1M x 64  | 
| 
 80MB  | 
 (1) 8M x 64  | 
 (1) 2M x 64  | 
| 
 96MB  | 
 (1) 8M x 64  | 
 (1) 4M x 64  | 
| 
 128MB  | 
 (1) 16M x 64  | 
 None  | 
| 
 128MB  | 
 (1) 8M x 64  | 
 (1) 8M x 64  | 
| 
 136MB  | 
 (1) 16M x 64  | 
 (1) 1M x 64  | 
| 
 144MB  | 
 (1) 16M x 64  | 
 (1) 2M x 64  | 
| 
 160MB  | 
 (1) 16M x 64  | 
 (1) 4M x 64  | 
| 
 192MB  | 
 (1) 16M x 64  | 
 (1) 8M x 64  | 
| 
 256MB  | 
 (1) 32M x 64  | 
 None  | 
| 
 256MB  | 
 (1) 16M x 64  | 
 (1) 16M x 64  | 
| 
 264MB  | 
 (1) 32M x 64  | 
 (1) 1M x 64  | 
| 
 272MB  | 
 (1) 32M x 64  | 
 (1) 2M x 64  | 
| 
 288MB  | 
 (1) 32M x 64  | 
 (1) 4M x 64  | 
| 
 320MB  | 
 (1) 32M x 64  | 
 (1) 8M x 64  | 
| 
 384MB  | 
 (1) 32M x 64  | 
 (1) 16M x 64  | 
| 
 512MB  | 
 (1) 32M x 64  | 
 (1) 32M x 64  | 
| 
 Note: Board accepts SDRAM memory.  | ||
| 
 CACHE CONFIGURATION  | |
| 
 Size  | 
 Bank 0  | 
| 
 512KB  | 
 (1) 64K x 64  | 
| 
 CPU SPEED SELECTION (CX 6X86L)  | ||||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/1  | 
 SW1/2  | 
 SW1/3  | 
 SW1/4  | 
 SW1/5  | 
 SW1/6  | 
| 
 133MHz  | 
 60MHz  | 
 2x  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Closed  | 
| 
 166MHz  | 
 66MHz  | 
 2x  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 200MHz  | 
 75MHz  | 
 2x  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 CPU SPEED SELECTION (CX 6X86MX)  | ||||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/1  | 
 SW1/2  | 
 SW1/3  | 
 SW1/4  | 
 SW1/5  | 
 SW1/6  | 
| 
 166MHz  | 
 66MHz  | 
 2x  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 200MHz  | 
 66MHz  | 
 2.5x  | 
 Open  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 233MHz  | 
 66MHz  | 
 3x  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 266MHz  | 
 66MHz  | 
 3.5x  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 CPU SPEED SELECTION (AM K5)  | ||||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/1  | 
 SW1/2  | 
 SW1/3  | 
 SW1/4  | 
 SW1/5  | 
 SW1/6  | 
| 
 133MHz  | 
 66MHz  | 
 2x  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Open  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 CPU SPEED SELECTION (AM K6)  | ||||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/1  | 
 SW1/2  | 
 SW1/3  | 
 SW1/4  | 
 SW1/5  | 
 SW1/6  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Open  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 233MHz  | 
 66MHz  | 
 3.5x  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 CPU SPEED SELECTION (INTEL)  | ||||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/1  | 
 SW1/2  | 
 SW1/3  | 
 SW1/4  | 
 SW1/5  | 
 SW1/6  | 
| 
 133MHz  | 
 66MHz  | 
 2x  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 150MHz  | 
 60MHz  | 
 2.5x  | 
 Open  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Open  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 CPU SPEED SELECTION (INTEL MMX)  | ||||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/1  | 
 SW1/2  | 
 SW1/3  | 
 SW1/4  | 
 SW1/5  | 
 SW1/6  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Open  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 233MHz  | 
 66MHz  | 
 3.5x  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 CPU VOLTAGE SELECTION  | ||||
| 
 Voltage  | 
 JP6/1  | 
 JP6/2  | 
 JP6/3  | 
 JP6/4  | 
| 
 2.0  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 2.1  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
| 
 2.2  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 2.3  | 
 Closed  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 2.4  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 2.5  | 
 Closed  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 2.6  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 2.7  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 2.8  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 2.9  | 
 Closed  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 3.0  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 3.1  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 3.2  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 3.3  | 
 Closed  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 3.4  | 
 Open  | 
 Closed  | 
 Closed  | 
 Closed  | 
| 
 3.5  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Closed  |