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# SHUTTLE COMPUTER INTERNATIONAL, INC.
HOT-579
Device Type Mainboard
Processor CX 6X86/IBM 6X86/CX 6X86L/IBM 6X86L/CX
686MX/IBM 6X86MX/IDT C6/AM K5/AM
K6/Pentium/Pentium MMX
Processor Speed 75/90/100/120/133/150/166/180/200/233/266MHz
Chip Set VIA VPX
Maximum Onboard 256MB (EDO & SDRAM supported)
Memory
Cache 512/1024KB
BIOS Award
Dimensions 235mm x 220mm
I/O Options 32-bit PCI slots (4), floppy drive interface,
green PC connector, IDE interfaces (2),
parallel port, PS/2 mouse interface, serial
ports (2), IR connector, USB connectors (2),
ATX power connector
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| ATX power | ATX | Parallel port | CN3 |
| connector | | | |
|-------------------+----------+------------------+----------|
| Speaker | C1 | Floppy drive | CN4 |
| | | interface | |
|-------------------+----------+------------------+----------|
| Reset switch | C2 | IDE interface 1 | CN5 |
|-------------------+----------+------------------+----------|
| Soft off power | C3 | IDE interface 2 | CN6 |
| supply | | | |
|-------------------+----------+------------------+----------|
| Power LED & | C4 | IR connector | JP18 |
| keylock | | | |
|-------------------+----------+------------------+----------|
| Green PC | C5 | PS/2 mouse | JP20 |
| connector | | interface | |
|-------------------+----------+------------------+----------|
| IDE interface LED | C6 | 32-bit PCI slots | PC1 - |
| | | | PC4 |
|-------------------+----------+------------------+----------|
| Serial port 2 | CN1 | USB connector 1 | USB1 |
|-------------------+----------+------------------+----------|
| Serial port 1 | CN2 | USB connector 2 | USB2 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| » | Factory configured - do not | JP14 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| | Flash BIOS voltage select 12v | JP17 | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | Flash BIOS voltage select 5v | JP17 | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| » | CMOS memory normal operation | JP19 | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | CMOS memory clear | JP19 | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | Power supply select AT | JP31 | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | Power supply select ATX | JP31 | Pins 1 & 2 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SIMM 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 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SIMM CONFIGURATION (CON'T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 96MB | (2) 8M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 128MB | (2) 8M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 128MB | (2) 16M x 36 | None |
|------------------+--------------------+--------------------|
| 136MB | (2) 16M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 144MB | (2) 16M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 160MB | (2) 16M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 192MB | (2) 16M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 256MB | (2) 16M x 36 | (2) 16M x 36 |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 2 | Bank 3 |
|------------------+--------------------+--------------------|
| 8MB | (1) 1M x 64 | None |
|------------------+--------------------+--------------------|
| 16MB | (1) 2M x 64 | None |
|------------------+--------------------+--------------------|
| 16MB | (1) 1M x 64 | (1) 1M x 64 |
|------------------+--------------------+--------------------|
| 24MB | (1) 2M x 64 | (1) 1M x 64 |
|------------------+--------------------+--------------------|
| 32MB | (1) 4M x 64 | None |
|------------------+--------------------+--------------------|
| 32MB | (1) 2M x 64 | (1) 2M x 64 |
|------------------+--------------------+--------------------|
| 40MB | (1) 4M x 64 | (1) 1M x 64 |
|------------------+--------------------+--------------------|
| 48MB | (1) 4M x 64 | (1) 2M x 64 |
|------------------+--------------------+--------------------|
| 64MB | (1) 8M x 64 | None |
|------------------+--------------------+--------------------|
| 64MB | (1) 4M x 64 | (1) 4M x 64 |
|------------------+--------------------+--------------------|
| 72MB | (1) 8M x 64 | (1) 1M x 64 |
|------------------+--------------------+--------------------|
| 80MB | (1) 8M x 64 | (1) 2M x 64 |
|------------------+--------------------+--------------------|
| 96MB | (1) 8M x 64 | (1) 4M x 64 |
|------------------+--------------------+--------------------|
| 128MB | (1) 16M x 64 | None |
|------------------+--------------------+--------------------|
| 128MB | (1) 8M x 64 | (1) 8M x 64 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM CONFIGURATION (CON'T) |
|------------------------------------------------------------|
| Size | Bank 2 | Bank 3 |
|------------------+--------------------+--------------------|
| 136MB | (1) 16M x 64 | (1) 1M x 64 |
|------------------+--------------------+--------------------|
| 144MB | (1) 16M x 64 | (1) 2M x 64 |
|------------------+--------------------+--------------------|
| 160MB | (1) 16M x 64 | (1) 4M x 64 |
|------------------+--------------------+--------------------|
| 192MB | (1) 16M x 64 | (1) 8M x 64 |
|------------------+--------------------+--------------------|
| 256MB | (1) 16M x 64 | (1) 16M x 64 |
|------------------------------------------------------------|
| Note: Board accepts SDRAM memory. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 |
|----------------------------+-------------------------------|
| 512KB | (2) 64K x 32 |
|----------------------------+-------------------------------|
| 1MB | (2) 128 x 32 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier|JP4 |JP5 | JP6 |JP11 |JP12 |JP13 |
|speed | speed | | | | | | | |
|------+-------+----------+----+----+------+-----+-----+-----|
|120MHz| 50MHz | 2x |Open|Open|Closed|2 & 3|2 & 3|2 & 3|
|------+-------+----------+----+----+------+-----+-----+-----|
|133MHz| 55MHz | 2x |Open|Open|Closed|2 & 3|1 & 2|2 & 3|
|------+-------+----------+----+----+------+-----+-----+-----|
|150MHz| 60MHz | 2x |Open|Open|Closed|1 & 2|2 & 3|2 & 3|
|------+-------+----------+----+----+------+-----+-----+-----|
|166MHz| 66MHz | 2x |Open|Open|Closed|2 & 3|2 & 3|1 & 2|
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (IBM 6X86) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier|JP4 |JP5 | JP6 |JP11 |JP12 |JP13 |
|speed | speed | | | | | | | |
|------+-------+----------+----+----+------+-----+-----+-----|
|120MHz| 50MHz | 2x |Open|Open|Closed|2 & 3|2 & 3|2 & 3|
|------+-------+----------+----+----+------+-----+-----+-----|
|133MHz| 55MHz | 2x |Open|Open|Closed|2 & 3|1 & 2|2 & 3|
|------+-------+----------+----+----+------+-----+-----+-----|
|150MHz| 60MHz | 2x |Open|Open|Closed|1 & 2|2 & 3|2 & 3|
|------+-------+----------+----+----+------+-----+-----+-----|
|166MHz| 66MHz | 2x |Open|Open|Closed|2 & 3|2 & 3|1 & 2|
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86L) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier|JP4 |JP5 | JP6 |JP11 |JP12 |JP13 |
|speed | speed | | | | | | | |
|------+-------+----------+----+----+------+-----+-----+-----|
|150MHz| 60MHz | 2x |Open|Open|Closed|1 & 2|2 & 3|2 & 3|
|------+-------+----------+----+----+------+-----+-----+-----|
|166MHz| 66MHz | 2x |Open|Open|Closed|2 & 3|2 & 3|1 & 2|
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (IBM 6X86L) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier|JP4 |JP5 | JP6 |JP11 |JP12 |JP13 |
|speed | speed | | | | | | | |
|------+-------+----------+----+----+------+-----+-----+-----|
|150MHz| 60MHz | 2x |Open|Open|Closed|1 & 2|2 & 3|2 & 3|
|------+-------+----------+----+----+------+-----+-----+-----|
|166MHz| 66MHz | 2x |Open|Open|Closed|2 & 3|2 & 3|1 & 2|
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86MX) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier|JP4 | JP5 | JP6 |JP11 |JP12|JP13|
|speed | speed | | | | | | | |
|------+-------+----------+----+------+------+-----+----+----|
|166MHz| 60MHz | 2.5x |Open|Closed|Closed|1 & 2|2 & |2 & |
| | | | | | | | 3 | 3 |
|------+-------+----------+----+------+------+-----+----+----|
|200MHz| 66MHz | 2.5x |Open|Closed|Closed|2 & 3|2 & |1 & |
| | | | | | | | 3 | 2 |
|------+-------+----------+----+------+------+-----+----+----|
|233MHz| 66MHz | 3x |Open|Closed| Open |2 & 3|2 & |1 & |
| | | | | | | | 3 | 2 |
|------+-------+----------+----+------+------+-----+----+----|
|266MHz| 66MHz | 3.5x |Open| Open | Open |2 & 3|2 & |1 & |
| | | | | | | | 3 | 2 |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (IBM 6X86MX) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier|JP4 | JP5 | JP6 |JP11 |JP12|JP13|
|speed | speed | | | | | | | |
|------+-------+----------+----+------+------+-----+----+----|
|166MHz| 60MHz | 2.5x |Open|Closed|Closed|1 & 2|2 & |2 & |
| | | | | | | | 3 | 3 |
|------+-------+----------+----+------+------+-----+----+----|
|200MHz| 66MHz | 2.5x |Open|Closed|Closed|2 & 3|2 & |1 & |
| | | | | | | | 3 | 2 |
|------+-------+----------+----+------+------+-----+----+----|
|233MHz| 66MHz | 3x |Open|Closed| Open |2 & 3|2 & |1 & |
| | | | | | | | 3 | 2 |
|------+-------+----------+----+------+------+-----+----+----|
|266MHz| 66MHz | 3.5x |Open| Open | Open |2 & 3|2 & |1 & |
| | | | | | | | 3 | 2 |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (IDT C6) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier|JP4 | JP5 | JP6 |JP11 |JP12|JP13|
|speed | speed | | | | | | | |
|------+-------+----------+----+------+------+-----+----+----|
|150MHz| 60MHz | 2.5x |Open|Closed|Closed|1 & 2|2 & |2 & |
| | | | | | | | 3 | 3 |
|------+-------+----------+----+------+------+-----+----+----|
|180MHz| 60MHz | 3x |Open|Closed| Open |1 & 2|2 & |2 & |
| | | | | | | | 3 | 3 |
|------+-------+----------+----+------+------+-----+----+----|
|200MHz| 66MHz | 3x |Open|Closed| Open |2 & 3|2 & |1 & |
| | | | | | | | 3 | 2 |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K5) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier|JP4 | JP5 | JP6 |JP11 |JP12|JP13|
|speed | speed | | | | | | | |
|------+-------+----------+----+------+------+-----+----+----|
|75MHz | 50MHz | 1.5x |Open| Open | Open |2 & 3|2 & |2 & |
| | | | | | | | 3 | 3 |
|------+-------+----------+----+------+------+-----+----+----|
|90MHz | 60MHz | 1.5x |Open| Open | Open |1 & 2|2 & |2 & |
| | | | | | | | 3 | 3 |
|------+-------+----------+----+------+------+-----+----+----|
|100MHz| 66MHz | 1.5x |Open| Open | Open |2 & 3|2 & |1 & |
| | | | | | | | 3 | 2 |
|------+-------+----------+----+------+------+-----+----+----|
|120MHz| 60MHz | 1.5x |Open| Open | Open |1 & 2|2 & |2 & |
| | | | | | | | 3 | 3 |
|------+-------+----------+----+------+------+-----+----+----|
|133MHz| 66MHz | 1.5x |Open| Open | Open |2 & 3|2 & |1 & |
| | | | | | | | 3 | 2 |
|------+-------+----------+----+------+------+-----+----+----|
|166MHz| 66MHz | 1.75x |Open|Closed|Closed|2 & 3|2 & |1 & |
| | | | | | | | 3 | 2 |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K6) |
|------------------------------------------------------------|
| CPU |Clock |Multiplier| JP4 | JP5 | JP6 |JP11|JP12|JP13|
|speed |speed | | | | | | | |
|------+------+----------+------+------+------+----+----+----|
|166MHz|66MHz | 2.5x | Open |Closed|Closed|2 & |2 & |1 & |
| | | | | | | 3 | 3 | 2 |
|------+------+----------+------+------+------+----+----+----|
|200MHz|66MHz | 3x | Open |Closed| Open |2 & |2 & |1 & |
| | | | | | | 3 | 3 | 2 |
|------+------+----------+------+------+------+----+----+----|
|233MHz|66MHz | 3.5x | Open | Open | Open |2 & |2 & |1 & |
| | | | | | | 3 | 3 | 2 |
|------+------+----------+------+------+------+----+----+----|
|266MHz|66MHz | 4x |Closed| Open |Closed|2 & |2 & |1 & |
| | | | | | | 3 | 3 | 2 |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier|JP4 | JP5 | JP6 |JP11 |JP12|JP13|
|speed | speed | | | | | | | |
|------+-------+----------+----+------+------+-----+----+----|
|75MHz | 50MHz | 1.5x |Open| Open | Open |2 & 3|2 & |2 & |
| | | | | | | | 3 | 3 |
|------+-------+----------+----+------+------+-----+----+----|
|90MHz | 60MHz | 1.5x |Open| Open | Open |1 & 2|2 & |2 & |
| | | | | | | | 3 | 3 |
|------+-------+----------+----+------+------+-----+----+----|
|100MHz| 66MHz | 1.5x |Open| Open | Open |2 & 3|2 & |1 & |
| | | | | | | | 3 | 2 |
|------+-------+----------+----+------+------+-----+----+----|
|120MHz| 60MHz | 2x |Open| Open |Closed|1 & 2|2 & |2 & |
| | | | | | | | 3 | 3 |
|------+-------+----------+----+------+------+-----+----+----|
|133MHz| 66MHz | 2x |Open| Open |Closed|2 & 3|2 & |1 & |
| | | | | | | | 3 | 2 |
|------+-------+----------+----+------+------+-----+----+----|
|150MHz| 60MHz | 2.5x |Open|Closed|Closed|1 & 2|2 & |2 & |
| | | | | | | | 3 | 3 |
|------+-------+----------+----+------+------+-----+----+----|
|166MHz| 66MHz | 2.5x |Open|Closed|Closed|2 & 3|2 & |1 & |
| | | | | | | | 3 | 2 |
|------+-------+----------+----+------+------+-----+----+----|
|200MHz| 66MHz | 3x |Open|Closed| Open |2 & 3|2 & |1 & |
| | | | | | | | 3 | 2 |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL MMX) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier|JP4 | JP5 | JP6 |JP11 |JP12|JP13|
|speed | speed | | | | | | | |
|------+-------+----------+----+------+------+-----+----+----|
|166MHz| 66MHz | 2.5x |Open|Closed|Closed|2 & 3|2 & |1 & |
| | | | | | | | 3 | 2 |
|------+-------+----------+----+------+------+-----+----+----|
|200MHz| 66MHz | 3x |Open|Closed| Open |2 & 3|2 & |1 & |
| | | | | | | | 3 | 2 |
|------+-------+----------+----+------+------+-----+----+----|
|233MHz| 66MHz | 3.5x |Open| Open | Open |2 & 3|2 & |1 & |
| | | | | | | | 3 | 2 |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION |
|------------------------------------------------------------|
| Voltage | JP33A | JP33B | JP33C | JP33D | JP33E |
|-----------+----------+---------+---------+--------+--------|
| Auto | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
|-----------+----------+---------+---------+--------+--------|
| 2.1v | 1 & 2 | Open | Open | Open | Open |
|-----------+----------+---------+---------+--------+--------|
| 2.2v | Open | 1 & 2 | Open | Open | Open |
|-----------+----------+---------+---------+--------+--------|
| 2.3v | 1 & 2 | 1 & 2 | Open | Open | Open |
|-----------+----------+---------+---------+--------+--------|
| 2.4v | Open | Open | 1 & 2 | Open | Open |
|-----------+----------+---------+---------+--------+--------|
| 2.5v | 1 & 2 | Open | 1 & 2 | Open | Open |
|-----------+----------+---------+---------+--------+--------|
| 2.6v | Open | 1 & 2 | 1 & 2 | Open | Open |
|-----------+----------+---------+---------+--------+--------|
| 2.7v | 1 & 2 | 1 & 2 | 1 & 2 | Open | Open |
|-----------+----------+---------+---------+--------+--------|
| 2.8v | Open | Open | Open | 1 & 2 | Open |
|-----------+----------+---------+---------+--------+--------|
| 2.9v | 1 & 2 | Open | Open | 1 & 2 | Open |
|-----------+----------+---------+---------+--------+--------|
| 3.0v | Open | 1 & 2 | Open | 1 & 2 | Open |
|-----------+----------+---------+---------+--------+--------|
| 3.1v | 1 & 2 | 1 & 2 | Open | 1 & 2 | Open |
|-----------+----------+---------+---------+--------+--------|
| 3.2v | Open | Open | 1 & 2 | 1 & 2 | Open |
|-----------+----------+---------+---------+--------+--------|
| 3.3v | 1 & 2 | Open | 1 & 2 | 1 & 2 | Open |
|-----------+----------+---------+---------+--------+--------|
| 3.4v | Open | 1 & 2 | 1 & 2 | 1 & 2 | Open |
|-----------+----------+---------+---------+--------+--------|
| 3.52v | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | Open |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+