GIGA-BYTE TECHNOLOGY CO., LTD. ============================== GA-686LX4 (VER. 2.0) Device Type Mainboard Processor Pentium II/Celeron Processor Speed 233/266/300/333MHz Chip Set Intel 440LX Maximum Onboard 1GB (EDO & SDRAM supported) Memory Cache 0/128/256/512KB (located on the 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, wake on modem connector +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |-----------------+----------+-------------------+-----------| | AGP slot | AGP | Floppy drive | CN9 | | | | interface | | |-----------------+----------+-------------------+-----------| | ATX power | ATX | IR connector | IR1 | | connector | | | | |-----------------+----------+-------------------+-----------| | CPU fan power | C1 | Green PC LED | JP7/pins | | | | | 1 & 12 | |-----------------+----------+-------------------+-----------| | SB-link | C2 | Reset switch | JP7/pins | | connector | | | 3 & 4 | |-----------------+----------+-------------------+-----------| | Parallel port | CN1 | Speaker | JP7/pins | | | | | 5 - 8 | |-----------------+----------+-------------------+-----------| | Serial port 1 | CN2 | IDE interface LED | JP7/pins | | | | | 9 & 20 | |-----------------+----------+-------------------+-----------| | Serial port 2 | CN3 | Green PC | JP7/pins | | | | connector | 11 & 22 | |-----------------+----------+-------------------+-----------| | USB connector 1 | CN4 | Soft off power | JP7/pins | | | | supply | 15 & 16 | |-----------------+----------+-------------------+-----------| | USB connector 2 | CN5 | Power LED | JP7/pins | | | | | 17 - 19 | |-----------------+----------+-------------------+-----------| | PS/2 mouse port | CN6 | Wake on LAN | J13 | | | | connector | | |-----------------+----------+-------------------+-----------| | IDE interface 2 | CN7 | 32-bit PCI slots | PC1 - PC4 | |-----------------+----------+-------------------+-----------| | IDE interface 1 | CN8 | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Label | Position | |--------------------------------------+-------+-------------| | | ATX power supply select soft off | J16 | Open | |---+----------------------------------+-------+-------------| | | ATX power supply select full on | J16 | 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 | Bank 3 | |-------+-------------+------------+------------+------------| | 8MB | (1) 1M x 64 | None | None | None | |-------+-------------+------------+------------+------------| | 16MB | (1) 2M x 64 | None | None | None | |-------+-------------+------------+------------+------------| | 16MB | (1) 1M x 64 | (1) 1M x | None | None | | | | 64 | | | |-------+-------------+------------+------------+------------| | 24MB | (1) 2M x 64 | (1) 1M x | None | None | | | | 64 | | | |-------+-------------+------------+------------+------------| | 24MB | (1) 1M x 64 | (1) 1M x | (1) 1M x | None | | | | 64 | 64 | | |-------+-------------+------------+------------+------------| | 32MB | (1) 4M x 64 | None | None | None | |-------+-------------+------------+------------+------------| | 32MB | (1) 2M x 64 | (1) 2M x | None | None | | | | 64 | | | |-------+-------------+------------+------------+------------| | 32MB | (1) 1M x 64 | (1) 1M x | (1) 1M x | (1) 1M x | | | | 64 | 64 | 64 | |-------+-------------+------------+------------+------------| | 40MB | (1) 4M x 64 | (1) 1M x | None | None | | | | 64 | | | |-------+-------------+------------+------------+------------| | 48MB | (1) 4M x 64 | (1) 2M x | None | None | | | | 64 | | | |-------+-------------+------------+------------+------------| | 48MB | (1) 2M x 64 | (1) 2M x | (1) 2M x | None | | | | 64 | 64 | | |-------+-------------+------------+------------+------------| | 64MB | (1) 2M x 64 | (1) 2M x | (1) 2M x | (1) 2M x | | | | 64 | 64 | 64 | |-------+-------------+------------+------------+------------| | 64MB | (1) 8M x 64 | None | None | None | |-------+-------------+------------+------------+------------| | 64MB | (1) 4M x 64 | (1) 4M x | None | None | | | | 64 | | | |-------+-------------+------------+------------+------------| | 72MB | (1) 8M x 64 | (1) 1M x | None | None | | | | 64 | | | |-------+-------------+------------+------------+------------| | 80MB | (1) 8M x 64 | (1) 2M x | None | None | | | | 64 | | | |-------+-------------+------------+------------+------------| | 96MB | (1) 8M x 64 | (1) 4M x | None | None | | | | 64 | | | |-------+-------------+------------+------------+------------| | 96MB | (1) 4M x 64 | (1) 4M x | (1) 4M x | None | | | | 64 | 64 | | |-------+-------------+------------+------------+------------| | 128MB | (1) 16M x | None | None | None | | | 64 | | | | |-------+-------------+------------+------------+------------| | 128MB | (1) 8M x 64 | (1) 8M x | None | None | | | | 64 | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIMM CONFIGURATION (CON'T) | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |---------+--------------+-----------+-----------+-----------| | 128MB | (1) 4M x 64 | (1) 4M x | (1) 4M x | (1) 4M x | | | | 64 | 64 | 64 | |---------+--------------+-----------+-----------+-----------| | 136MB | (1) 16M x 64 | (1) 1M x | None | None | | | | 64 | | | |---------+--------------+-----------+-----------+-----------| | 144MB | (1) 16M x 64 | (1) 2M x | None | None | | | | 64 | | | |---------+--------------+-----------+-----------+-----------| | 176MB | (1) 16M x 64 | (1) 2M x | (1) 2M x | (1) 2M x | | | | 64 | 64 | 64 | |---------+--------------+-----------+-----------+-----------| | 192MB | (1) 16M x 64 | (1) 8M x | None | None | | | | 64 | | | |---------+--------------+-----------+-----------+-----------| | 192MB | (1) 8M x 64 | (1) 8M x | (1) 8M x | None | | | | 64 | 64 | | |---------+--------------+-----------+-----------+-----------| | 256MB | (1) 32M x 64 | None | None | None | |---------+--------------+-----------+-----------+-----------| | 256MB | (1) 16M x 64 | (1) 16M x | None | None | | | | 64 | | | |---------+--------------+-----------+-----------+-----------| | 256MB | (1) 8M x 64 | (1) 8M x | (1) 8M x | (1) 8M x | | | | 64 | 64 | 64 | |---------+--------------+-----------+-----------+-----------| | 272MB | (1) 16M x 64 | (1) 16M x | (1) 1M x | (1) 1M x | | | | 64 | 64 | 64 | |---------+--------------+-----------+-----------+-----------| | 280MB | (1) 32M x 64 | (1) 1M x | (1) 1M x | (1) 1M x | | | | 64 | 64 | 64 | |---------+--------------+-----------+-----------+-----------| | 288MB | (1) 16M x 64 | (1) 16M x | (1) 2M x | (1) 2M x | | | | 64 | 64 | 64 | |---------+--------------+-----------+-----------+-----------| | 320MB | (1) 16M x 64 | (1) 16M x | (1) 4M x | (1) 4M x | | | | 64 | 64 | 64 | |---------+--------------+-----------+-----------+-----------| | 384MB | (1) 16M x 64 | (1) 16M x | (1) 16M x | None | | | | 64 | 64 | | |---------+--------------+-----------+-----------+-----------| | 448MB | (1) 32M x 64 | (1) 8M x | (1) 8M x | (1) 8M x | | | | 64 | 64 | 64 | |---------+--------------+-----------+-----------+-----------| | 512MB | (1) 32M x 64 | (1) 32M x | None | None | | | | 64 | | | |---------+--------------+-----------+-----------+-----------| | 512MB | (1) 16M x 64 | (1) 16M x | (1) 16M x | (1) 16M x | | | | 64 | 64 | 64 | |---------+--------------+-----------+-----------+-----------| | 640MB | (1) 32M x 64 | (1) 16M x | (1) 16M x | (1) 16M x | | | | 64 | 64 | 64 | |---------+--------------+-----------+-----------+-----------| | 768MB | (1) 32M x 64 | (1) 32M x | (1) 32M x | None | | | | 64 | 64 | | |---------+--------------+-----------+-----------+-----------| | 1024MB | (1) 32M x 64 | (1) 32M x | (1) 32M x | (1) 32M x | | | | 64 | 64 | 64 | |------------------------------------------------------------| | Note: Board accepts EDO & SDRAM memory. Maximum SDRAM is | | 512MB. Maximum EDO is 1024MB. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHE CONFIGURATION | |------------------------------------------------------------| | Note: 256KB/512KB cache is located on the Pentium II CPU. | | 128KB cache is located on the Celeron 300A & 333 CPU. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CPU SPEED SELECTION | |------------------------------------------------------------| | CPU speed | Clock | Multiplier | JP2 | JP3 | JP4 | | | speed | | | | | |------------+----------+------------+-------+-------+-------| | 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 | +------------------------------------------------------------+