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# GIGA-BYTE TECHNOLOGY CO., LTD.
GA-686DLX
Device Type Mainboard
Processor Pentium II
Processor Speed 200/233/266/300/333MHz
Chip Set Intel
Video Chip Set None
Maximum Onboard 1GB (EDO & SDRAM supported)
Memory
Maximum Video None
Memory
Cache 256/512KB (located on Pentium II CPU)
BIOS Award
Dimensions 305mm x 244mm
I/O Options 32-bit PCI slots (4), floppy drive interface,
green PC connector, IDE interfaces (2), Ultra
SCSI interface, Wide Ultra SCSI interface,
parallel port, PS/2 mouse port, serial ports
(2), IR connector, USB connectors (2), ATX
power connector, AGP slot, RAID slot
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| AGP slot | AGP | CPU fan power | J2 |
|-------------------+----------+------------------+----------|
| ATX power | ATX | CPU fan power | J4 |
| connector | | | |
|-------------------+----------+------------------+----------|
| Serial port 1 | CN1 | Speaker | J5 |
|-------------------+----------+------------------+----------|
| Parallel port | CN2 | Reset switch | J6 |
|-------------------+----------+------------------+----------|
| Serial port 2 | CN3 | Power on LED | J7 |
|-------------------+----------+------------------+----------|
| PS/2 mouse port | CN4 | IDE interface | J8 |
| | | LED | |
|-------------------+----------+------------------+----------|
| USB connector 1 | CN5 | IR connector | J9 |
|-------------------+----------+------------------+----------|
| USB connector 2 | CN5A | Green PC | J10 |
| | | connector | |
|-------------------+----------+------------------+----------|
| Ultra SCSI | CN6 | Soft off power | J11 |
| interface | | supply | |
|-------------------+----------+------------------+----------|
| Ultra Wide SCSI | CN7 | Green PC LED | J12 |
| interface | | | |
|-------------------+----------+------------------+----------|
| Floppy drive | CN8 | Wake on LAN | J16 |
| interface | | connector | |
|-------------------+----------+------------------+----------|
| IDE interface 1 | CN9 | 32-bit PCI slots | PC1 – |
| | | | PC4 |
|-------------------+----------+------------------+----------|
| IDE interface 2 | CN10 | RAID slot | SL1 |
|------------------------------------------------------------|
| Note: The location of J16 is unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| » | Factory configured - do not | J13 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| | System after AC BACK select | JP5 | Closed |
| | full on | | |
|---+---------------------------------+-------+--------------|
| | System after AC BACK select | JP5 | Open |
| | soft off | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 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 | None |
| | | | 64 | |
|------+-------------+-------------+------------+------------|
| 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 | (1) 1M x |
| | | | 64 | 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 | None |
| | | | 64 | |
|------+-------------+-------------+------------+------------|
| 64MB | (1) 2M x 64 | (1) 2M x 64 | (1) 2M x | (1) 2M x |
| | | | 64 | 64 |
|------+-------------+-------------+------------+------------|
| 64MB | (1) 8M x 64 | None | None | None |
|------+-------------+-------------+------------+------------|
| 64MB | (1) 4M x 64 | (1) 4M x 64 | None | None |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|----------+-------------+-----------+-----------+-----------|
| 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 | | |
|----------+-------------+-----------+-----------+-----------|
| 128MB | (1) 4M x 64 | (1) 4M x | (1) 4M x | (1) 4M x |
| | | 64 | 64 | 64 |
|----------+-------------+-----------+-----------+-----------|
| 136MB | (1) 16M x | (1) 1M x | None | None |
| | 64 | 64 | | |
|----------+-------------+-----------+-----------+-----------|
| 144MB | (1) 16M x | (1) 2M x | None | None |
| | 64 | 64 | | |
|----------+-------------+-----------+-----------+-----------|
| 152MB | (1) 16M x | (1) 1M x | (1) 1M x | (1) 1M x |
| | 64 | 64 | 64 | 64 |
|----------+-------------+-----------+-----------+-----------|
| 160MB | (1) 16M x | (1) 4M x | None | None |
| | 64 | 64 | | |
|----------+-------------+-----------+-----------+-----------|
| 176MB | (1) 16M x | (1) 2M x | (1) 2M x | (1) 2M x |
| | 64 | 64 | 64 | 64 |
|----------+-------------+-----------+-----------+-----------|
| 192MB | (1) 16M x | (1) 8M x | None | None |
| | 64 | 64 | | |
|----------+-------------+-----------+-----------+-----------|
| 192MB | (1) 8M x 64 | (1) 8M x | (1) 8M x | None |
| | | 64 | 64 | |
|----------+-------------+-----------+-----------+-----------|
| 224MB | (1) 16M x | (1) 4M x | (1) 4M x | (1) 4M x |
| | 64 | 64 | 64 | 64 |
|----------+-------------+-----------+-----------+-----------|
| 256MB | (1) 32M x | None | None | None |
| | 64 | | | |
|----------+-------------+-----------+-----------+-----------|
| 256MB | (1) 16M x | (1) 16M x | None | None |
| | 64 | 64 | | |
|----------+-------------+-----------+-----------+-----------|
| 256MB | (1) 8M x 64 | (1) 8M x | (1) 8M x | (1) 8M x |
| | | 64 | 64 | 64 |
|----------+-------------+-----------+-----------+-----------|
| 272MB | (1) 16M x | (1) 16M x | (1) 1M x | (1) 1M x |
| | 64 | 64 | 64 | 64 |
|----------+-------------+-----------+-----------+-----------|
| 280MB | (1) 32M x | (1) 1M x | (1) 1M x | (1) 1M x |
| | 64 | 64 | 64 | 64 |
|----------+-------------+-----------+-----------+-----------|
| 288MB | (1) 16M x | (1) 16M x | (1) 2M x | (1) 2M x |
| | 64 | 64 | 64 | 64 |
|----------+-------------+-----------+-----------+-----------|
| 304MB | (1) 32M x | (1) 2M x | (1) 2M x | (1) 2M x |
| | 64 | 64 | 64 | 64 |
|----------+-------------+-----------+-----------+-----------|
| 320MB | (1) 16M x | (1) 16M x | (1) 4M x | (1) 4M x |
| | 64 | 64 | 64 | 64 |
|----------+-------------+-----------+-----------+-----------|
| 320MB | (1) 16M x | (1) 8M x | (1) 8M x | (1) 8M x |
| | 64 | 64 | 64 | 64 |
|----------+-------------+-----------+-----------+-----------|
| 352MB | (1) 32M x | (1) 4M x | (1) 4M x | (1) 4M x |
| | 64 | 64 | 64 | 64 |
|----------+-------------+-----------+-----------+-----------|
| 384MB | (1) 16M x | (1) 16M x | (1) 16M x | None |
| | 64 | 64 | 64 | |
|----------+-------------+-----------+-----------+-----------|
| 448MB | (1) 32M x | (1) 8M x | (1) 8M x | (1) 8M x |
| | 64 | 64 | 64 | 64 |
|----------+-------------+-----------+-----------+-----------|
| 512MB | (1) 32M x | (1) 32M x | None | None |
| | 64 | 64 | | |
|----------+-------------+-----------+-----------+-----------|
| 512MB | (1) 16M x | (1) 16M x | (1) 16M x | (1) 16M x |
| | 64 | 64 | 64 | 64 |
|----------+-------------+-----------+-----------+-----------|
| 640MB | (1) 32M x | (1) 16M x | (1) 16M x | (1) 16M x |
| | 64 | 64 | 64 | 64 |
|----------+-------------+-----------+-----------+-----------|
| 768MB | (1) 32M x | (1) 32M x | (1) 32M x | None |
| | 64 | 64 | 64 | |
|----------+-------------+-----------+-----------+-----------|
| 1024MB | (1) 32M x | (1) 32M x | (1) 32M x | (1) 32M x |
| | 64 | 64 | 64 | 64 |
|------------------------------------------------------------|
| Note: Board accepts EDO & SDRAM memory. Maximum EDO |
| is 1GB. Maximum SDRAM is 512MB. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Note: 256KB/512KB cache is located on the Pentium II CPU. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION |
|------------------------------------------------------------|
| CPU | Clock | Multiplier | S1/1 | S1/2 | S1/3 | S1/4 |
| speed | speed | | | | | |
|---------+---------+------------+------+------+------+------|
| 200MHz | 66MHz | 3x | Off | On | Off | Off |
|---------+---------+------------+------+------+------+------|
| 233MHz | 66MHz | 3.5x | On | On | Off | Off |
|---------+---------+------------+------+------+------+------|
| 266MHz | 66MHz | 4x | Off | Off | On | Off |
|---------+---------+------------+------+------+------+------|
| 300MHz | 66MHz | 4.5x | On | Off | On | Off |
|---------+---------+------------+------+------+------+------|
| 333MHz | 66MHz | 5x | Off | On | On | Off |
|---------+---------+------------+------+------+------+------|
| 366MHz | 66MHz | 5.5x | On | On | On | Off |
+------------------------------------------------------------+