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# GIGA-BYTE TECHNOLOGY CO., LTD.
GA-586S
Processor CX M1/AM K5/Pentium
Processor Speed 75/90/100/120/125/133/150/166/180/200MHz
Chip Set SIS
Video Chip Set None
Maximum Onboard 512MB (EDO supported)
Memory
Maximum Video None
Memory
Cache 256/512KB
BIOS Award
Dimensions 250mm x 220mm
I/O Options 32-bit PCI slots (5), floppy drive interface,
green PC connector, IDE interfaces (2),
parallel port, PS/2 mouse interface, serial
ports (2), IR connector
NPU Options None
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| IDE interface 2 | CON1 | Power LED & | J13 |
| | | keylock | |
|-------------------+----------+------------------+----------|
| IDE interface 1 | CON2 | IR connector | J14 |
|-------------------+----------+------------------+----------|
| PS/2 mouse | J2 | Chassis fan | JP7 |
| interface | | power | |
|-------------------+----------+------------------+----------|
| Parallel port | J4 | IDE interface | JP13 |
| | | LED | |
|-------------------+----------+------------------+----------|
| Floppy drive | J5 | Green PC | JP14 |
| interface | | connector | |
|-------------------+----------+------------------+----------|
| Serial port 1 | J6 | Green PC LED | JP15 |
|-------------------+----------+------------------+----------|
| Serial port 2 | J7 | Turbo switch | JP16 |
|-------------------+----------+------------------+----------|
| Reset switch | J11 | Turbo LED | JP17 |
|-------------------+----------+------------------+----------|
| Speaker | J12 | 32-bit PCI slots | PC1 – |
| | | | PC5 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| » | Factory configured - do not | J8 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J9 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP1 | Unidentified |
| | alter | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 8MB | (2) 1M x 36 | None |
|------------------+--------------------+--------------------|
| 16MB | (2) 2M x 36 | None |
|------------------+--------------------+--------------------|
| 16MB | (2) 1M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 24MB | (2) 2M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (2) 4M x 36 | None |
|------------------+--------------------+--------------------|
| 32MB | (2) 2M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 40MB | (2) 4M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 48MB | (2) 4M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 64MB | (2) 8M x 36 | None |
|------------------+--------------------+--------------------|
| 64MB | (2) 4M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 72MB | (2) 8M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 80MB | (2) 8M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 96MB | (2) 8M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 128MB | (2) 8M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 256MB | (2) 16M x 36 | (2) 16M x 36 |
|------------------+--------------------+--------------------|
| 256MB | (2) 32M x 36 | None |
|------------------+--------------------+--------------------|
| 384MB | (2) 32M x 36 | (2) 16M x 36 |
|------------------+--------------------+--------------------|
| 512MB | (2) 32M x 36 | (2) 32M x 36 |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 |
|----------------------------+-------------------------------|
| 256KB | (2) 32K x 32 |
|----------------------------+-------------------------------|
| 512KB | (2) 64K x 32 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CYRIX) |
|------------------------------------------------------------|
| CPU |Clock |Multiplier| JP2 | JP3 | JP4 | JP8 | JP10 |
| speed |speed | | | | | | |
|-------+------+----------+------+------+------+-----+-------|
|120MHz |50MHz | 2x |Closed| Open |Closed|1 & 2|2 & 3, |
| | | | | | | | 5 & 6 |
|-------+------+----------+------+------+------+-----+-------|
|133MHz |60MHz | 2x | Open |Closed|Closed|1 & 2|1 & 2, |
| | | | | | | | 4 & 5 |
|-------+------+----------+------+------+------+-----+-------|
|150MHz |60MHz | 2x | Open |Closed|Closed|1 & 2|2 & 3, |
| | | | | | | | 4 & 5 |
|-------+------+----------+------+------+------+-----+-------|
|166MHz |66MHz | 2x | Open |Closed| Open |1 & 2|1 & 2, |
| | | | | | | | 5 & 6 |
|-------+------+----------+------+------+------+-----+-------|
|200MHz |55MHz | 2x | Open | Open |Closed|1 & 2|2 & 3, |
| | | | | | | | 4 & 5 |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AMD) |
|------------------------------------------------------------|
| CPU |Clock |Multiplier| JP2 | JP3 | JP4 | JP8 |JP10 |
| speed |speed | | | | | | |
|-------+------+----------+------+------+------+-------+-----|
| 75MHz |50MHz | 1.5x |Closed| Open |Closed| Open | 2 & |
| | | | | | | |3, 5 |
| | | | | | | | & 6 |
|-------+------+----------+------+------+------+-------+-----|
| 90MHz |60MHz | 1.5x | Open |Closed|Closed| Open | 2 & |
| | | | | | | |3, 4 |
| | | | | | | | & 5 |
|-------+------+----------+------+------+------+-------+-----|
|100MHz |66MHz | 1.5x | Open |Closed| Open | Open | 1 & |
| | | | | | | |2, 5 |
| | | | | | | | & 6 |
|-------+------+----------+------+------+------+-------+-----|
|120MHz |60MHz | 1.5x | Open |Closed|Closed| Open | 2 & |
| | | | | | | |3, 4 |
| | | | | | | | & 5 |
|-------+------+----------+------+------+------+-------+-----|
|133MHz |66MHz | 2x | Open |Closed| Open | 1 & 2 | 1 & |
| | | | | | | |2, 5 |
| | | | | | | | & 6 |
|-------+------+----------+------+------+------+-------+-----|
|166MHz |66MHz | 2.5x | Open |Closed| Open |1 & 2, | 1 & |
| | | | | | | 3 & 4 |2, 5 |
| | | | | | | | & 6 |
|-------+------+----------+------+------+------+-------+-----|
|200MHz |66MHz | 3x | Open |Closed| Open | 3 & 4 | 1 & |
| | | | | | | |2, 5 |
| | | | | | | | & 6 |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL) |
|------------------------------------------------------------|
| CPU |Clock |Multiplier| JP2 | JP3 | JP4 | JP8 |JP10 |
| speed |speed | | | | | | |
|-------+------+----------+------+------+------+-------+-----|
| 75MHz |50MHz | 1.5x |Closed| Open |Closed| Open | 2 & |
| | | | | | | |3, 5 |
| | | | | | | | & 6 |
|-------+------+----------+------+------+------+-------+-----|
| 90MHz |60MHz | 1.5x | Open |Closed|Closed| Open | 2 & |
| | | | | | | |3, 4 |
| | | | | | | | & 5 |
|-------+------+----------+------+------+------+-------+-----|
|100MHz |66MHz | 1.5x | Open |Closed| Open | Open | 1 & |
| | | | | | | |2, 5 |
| | | | | | | | & 6 |
|-------+------+----------+------+------+------+-------+-----|
|120MHz |60MHz | 2x | Open |Closed|Closed| 1 & 2 | 2 & |
| | | | | | | |3, 4 |
| | | | | | | | & 5 |
|-------+------+----------+------+------+------+-------+-----|
|125MHz |50MHz | 2.5x |Closed| Open |Closed|1 & 2, | 2 & |
| | | | | | | 3 & 4 |3, 5 |
| | | | | | | | & 6 |
|-------+------+----------+------+------+------+-------+-----|
|133MHz |66MHz | 2x | Open |Closed| Open | 1 & 2 | 1 & |
| | | | | | | |2, 5 |
| | | | | | | | & 6 |
|-------+------+----------+------+------+------+-------+-----|
|150MHz |60MHz | 2.5x | Open |Closed|Closed|1 & 2, | 2 & |
| | | | | | | 3 & 4 |3, 4 |
| | | | | | | | & 5 |
|-------+------+----------+------+------+------+-------+-----|
|166MHz |66MHz | 2.5x | Open |Closed| Open |1 & 2, | 1 & |
| | | | | | | 3 & 4 |2, 5 |
| | | | | | | | & 6 |
|-------+------+----------+------+------+------+-------+-----|
|180MHz |60MHz | 3x | Open |Closed|Closed| 3 & 4 | 2 & |
| | | | | | | |3, 4 |
| | | | | | | | & 5 |
|-------+------+----------+------+------+------+-------+-----|
|200MHz |66MHz | 3x | Open |Closed| Open | 3 & 4 | 1 & |
| | | | | | | |2, 5 |
| | | | | | | | & 6 |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE SELECTION |
|------------------------------------------------------------|
| Type | JP9 |
|----------------------------+-------------------------------|
| STD | Pins 5 & 6 closed |
|----------------------------+-------------------------------|
| VRE | Pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE SELECTION |
|------------------------------------------------------------|
| Type | JP11 |
|----------------------------+-------------------------------|
| CX M1 | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| CX 6X86-200 | Pins 2 & 3 closed |
|----------------------------+-------------------------------|
| AM K5 | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| Intel | Pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION |
|------------------------------------------------------------|
| Voltage | JP6 |
|--------------------------+---------------------------------|
| Single | Pins 4 & 7, 5 & 8, 6 & 9 closed |
|--------------------------+---------------------------------|
| Dual | Pins 1 & 4, 2 & 5, 3 & 6 closed |
+------------------------------------------------------------+