GIGA-BYTE TECHNOLOGY CO., LTD.
GA-686LX3 (VER. 2.0)
| 
 Device Type  | 
 Mainboard  | 
| 
 Processor  | 
 Pentium II  | 
| 
 Processor Speed  | 
 200/233/266/300/333/366MHz  | 
| 
 Chip Set  | 
 Intel 440LX  | 
| 
 Maximum Onboard Memory  | 
 768MB (EDO & SDRAM supported)  | 
| 
 Cache  | 
 256/512KB (located on Pentium II CPU)  | 
| 
 BIOS  | 
 Award  | 
| 
 Dimensions  | 
 305mm x 180mm  | 
| 
 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 connectors (2), ATX power connector, AGP slot, SB-link connector, wake on LAN connector  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 AGP slot  | 
 AGP  | 
 CPU fan power  | 
 J1  | 
| 
 ATX power connector  | 
 ATX  | 
 Green PC LED  | 
 JP7/pins 1 & 12  | 
| 
 Parallel port  | 
 CN1  | 
 Reset switch  | 
 JP7/pins 3 & 4  | 
| 
 Serial port 1  | 
 CN2  | 
 Speaker  | 
 JP7/pins 5 - 8  | 
| 
 Serial port 2  | 
 CN3  | 
 IDE interface LED  | 
 JP7/pins 9 & 20  | 
| 
 USB connector 1  | 
 CN4  | 
 Green PC connector  | 
 JP7/pins 11 & 22  | 
| 
 USB connector 2  | 
 CN5  | 
 Soft off power supply  | 
 JP7/pins 15 & 16  | 
| 
 PS/2 mouse port  | 
 CN6  | 
 Power LED  | 
 JP7/pins 17 - 19  | 
| 
 IDE interface 2  | 
 CN7  | 
 SB-link connector  | 
 JP9  | 
| 
 IDE interface 1  | 
 CN8  | 
 Wake on LAN connector  | 
 JP10  | 
| 
 Floppy drive interface  | 
 CN9  | 
 32-bit PCI slots  | 
 PC1 - PC4  | 
| 
 IR connector  | 
 IR1  | ||
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Label  | 
 Position  | |
| 
 ATX power supply select soft off  | 
 J13  | 
 Open  | |
| 
 ATX power supply select full on  | 
 J13  | 
 Closed  | |
| 
 »  | 
 Keyboard power on disabled  | 
 JP1  | 
 Pins 2 & 3 closed  | 
| 
 Keyboard power on enabled  | 
 JP1  | 
 Pins 1 & 2 closed  | |
| 
 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  | 
| 
 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  | 
| 
 DIMM CONFIGURATION (CON'T)  | |||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
| 
 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  | 
| 
 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  | 
| 
 256MB  | 
 (1) 32M x 64  | 
 None  | 
 None  | 
| 
 256MB  | 
 (1) 16M x 64  | 
 (1) 8M x 64  | 
 (1) 8M x 64  | 
| 
 264MB  | 
 (1) 32M x 64  | 
 (1) 1M x 64  | 
 None  | 
| 
 272MB  | 
 (1) 32M x 64  | 
 (1) 1M x 64  | 
 (1) 1M x 64  | 
| 
 272MB  | 
 (1) 32M x 64  | 
 (1) 2M x 64  | 
 None  | 
| 
 288MB  | 
 (1) 32M x 64  | 
 (1) 2M x 64  | 
 (1) 2M x 64  | 
| 
 288MB  | 
 (1) 32M x 64  | 
 (1) 4M x 64  | 
 None  | 
| 
 320MB  | 
 (1) 32M x 64  | 
 (1) 4M x 64  | 
 (1) 4M x 64  | 
| 
 320MB  | 
 (1) 32M x 64  | 
 (1) 8M x 64  | 
 None  | 
| 
 384MB  | 
 (1) 32M x 64  | 
 (1) 8M x 64  | 
 (1) 8M x 64  | 
| 
 384MB  | 
 (1) 32M x 64  | 
 (1) 16M x 64  | 
 None  | 
| 
 384MB  | 
 (1) 16M x 64  | 
 (1) 16M x 64  | 
 (1) 16M x 64  | 
| 
 512MB  | 
 (1) 32M 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. Maximum SDRAM is 384MB. Maximum EDO is 768MB.  | |||
| 
 CACHE CONFIGURATION  | 
| 
 Note: 256KB/512KB cache is located on the Pentium II CPU.  | 
| 
 CPU SPEED SELECTION  | |||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 JP2  | 
 JP3  | 
 JP4  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
| 
 233MHz  | 
 66MHz  | 
 3.5x  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
| 
 266MHz  | 
 66MHz  | 
 4x  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
| 
 300MHz  | 
 66MHz  | 
 4.5x  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
| 
 333MHz  | 
 66MHz  | 
 5x  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
| 
 366MHz  | 
 66MHz  | 
 5.5x  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
| 
 Note: Pins designated should be in the closed position.  | |||||
| 
 CPU SPEED SELECTION (CON'T)  | ||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 SW1/1  | 
 SW1/2  | 
 SW1/3  | 
 SW1/4  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 On  | 
 Off  | 
 On  | 
 On  | 
| 
 233MHz  | 
 66MHz  | 
 3.5x  | 
 Off  | 
 Off  | 
 On  | 
 On  | 
| 
 266MHz  | 
 66MHz  | 
 4x  | 
 On  | 
 On  | 
 Off  | 
 On  | 
| 
 300MHz  | 
 66MHz  | 
 4.5x  | 
 Off  | 
 On  | 
 Off  | 
 On  | 
| 
 333MHz  | 
 66MHz  | 
 5x  | 
 On  | 
 Off  | 
 Off  | 
 On  | 
| 
 366MHz  | 
 66MHz  | 
 5.5x  | 
 Off  | 
 Off  | 
 Off  | 
 On  |