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 Memory |
1GB (EDO & SDRAM supported) |
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 |
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Purpose |
Location |
Purpose |
Location |
AGP slot |
AGP |
Floppy drive interface |
CN9 |
ATX power connector |
ATX |
IR connector |
IR1 |
CPU fan power |
C1 |
Green PC LED |
JP7/pins 1 & 12 |
SB-link connector |
C2 |
Reset switch |
JP7/pins 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 connector |
JP7/pins 11 & 22 |
USB connector 1 |
CN4 |
Soft off power supply |
JP7/pins 15 & 16 |
USB connector 2 |
CN5 |
Power LED |
JP7/pins 17 - 19 |
PS/2 mouse port |
CN6 |
Wake on LAN connector |
J13 |
IDE interface 2 |
CN7 |
32-bit PCI slots |
PC1 - PC4 |
IDE interface 1 |
CN8 |
|
|
USER CONFIGURABLE SETTINGS |
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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 |
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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 64 |
None |
None |
24MB |
(1) 2M x 64 |
(1) 1M x 64 |
None |
None |
24MB |
(1) 1M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
None |
32MB |
(1) 4M x 64 |
None |
None |
None |
32MB |
(1) 2M x 64 |
(1) 2M x 64 |
None |
None |
32MB |
(1) 1M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
40MB |
(1) 4M x 64 |
(1) 1M x 64 |
None |
None |
48MB |
(1) 4M x 64 |
(1) 2M x 64 |
None |
None |
48MB |
(1) 2M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
None |
64MB |
(1) 2M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
64MB |
(1) 8M x 64 |
None |
None |
None |
64MB |
(1) 4M x 64 |
(1) 4M x 64 |
None |
None |
72MB |
(1) 8M x 64 |
(1) 1M x 64 |
None |
None |
80MB |
(1) 8M x 64 |
(1) 2M x 64 |
None |
None |
96MB |
(1) 8M x 64 |
(1) 4M x 64 |
None |
None |
96MB |
(1) 4M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
None |
128MB |
(1) 16M x 64 |
None |
None |
None |
128MB |
(1) 8M x 64 |
(1) 8M x 64 |
None |
None |
DIMM CONFIGURATION (CON'T) |
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Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
128MB |
(1) 4M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
136MB |
(1) 16M x 64 |
(1) 1M x 64 |
None |
None |
144MB |
(1) 16M x 64 |
(1) 2M x 64 |
None |
None |
176MB |
(1) 16M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
192MB |
(1) 16M x 64 |
(1) 8M x 64 |
None |
None |
192MB |
(1) 8M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
None |
256MB |
(1) 32M x 64 |
None |
None |
None |
256MB |
(1) 16M x 64 |
(1) 16M x 64 |
None |
None |
256MB |
(1) 8M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
272MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
280MB |
(1) 32M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
288MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
320MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
384MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
None |
448MB |
(1) 32M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
512MB |
(1) 32M x 64 |
(1) 32M x 64 |
None |
None |
512MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
640MB |
(1) 32M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
768MB |
(1) 32M x 64 |
(1) 32M x 64 |
(1) 32M x 64 |
None |
1024MB |
(1) 32M x 64 |
(1) 32M x 64 |
(1) 32M x 64 |
(1) 32M x 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 |
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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) |
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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 |