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# SOYO COMPUTER CO., LTD.
5VX0/X2/X5
Processor CX M1/AM K5/Pentium
Processor Speed 75/90/100/120/133/150/166/180/200MHz
Chip Set Intel
Video Chip Set None
Maximum Onboard 128MB (EDO supported)
Memory
Maximum Video None
Memory
Cache 256/512KB
BIOS Award
Dimensions 305mm x 244mm
I/O Options 32-bit PCI slots (3), CD-ROM connector,
floppy drive interface, game port, green PC
connector, IDE interfaces (2), parallel port,
PS/2 mouse port, serial ports (2), IR
connector, USB connectors (2), ATX power
connector, speaker out, line in, microphone
in, wavetable connector, Creative Labs
wavetable connector
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| ATX power | ATX | Green PC | J23 |
| connector | | connector | |
|-------------------+----------+------------------+----------|
| USB connector | J2 | IDE interface | J24 |
| | | LED | |
|-------------------+----------+------------------+----------|
| USB connector | J3 | Parallel port | J25 |
|-------------------+----------+------------------+----------|
| Creative Labs | J4 | PS/2 mouse port | J26 |
| wavetable | | | |
| connector | | | |
|-------------------+----------+------------------+----------|
| CD-ROM in | J7 | Serial port 1 | J28 |
| connector | | | |
|-------------------+----------+------------------+----------|
| Game port | J11 | Serial port 2 | J29 |
|-------------------+----------+------------------+----------|
| Speaker out | J12 | Floppy drive | J30 |
| | | interface | |
|-------------------+----------+------------------+----------|
| Microphone in | J13 | IDE interface 1 | J31 |
|-------------------+----------+------------------+----------|
| Line out | J14 | IDE interface 2 | J32 |
|-------------------+----------+------------------+----------|
| Power LED & | J17 | IR connector | JP15 |
| keylock | | | |
|-------------------+----------+------------------+----------|
| Speaker | J18 | Wavetable | JP52 |
| | | connector | |
|-------------------+----------+------------------+----------|
| Reset switch | J19 | 32-bit PCI slots | PC1- |
| | | | -PC3 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| » | Monitor type select EGA/VGA | JP3 | Closed |
|---+---------------------------------+-------+--------------|
| | Monitor type select monochrome | JP3 | Open |
|---+---------------------------------+-------+--------------|
| » | CMOS memory normal operation | JP5 | Open |
|---+---------------------------------+-------+--------------|
| | CMOS memory clear | JP5 | Closed |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP9 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP50 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | PS/2 mouse disabled | JPS2 | Open |
|---+---------------------------------+-------+--------------|
| | PS/2 mouse enabled | JPS2 | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM/DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|------+-------------+-------------+------------+------------|
| 4MB | (2) 512K x | None | None | None |
| | 36 | | | |
|------+-------------+-------------+------------+------------|
| 8MB | (2) 1M x 36 | None | None | None |
|------+-------------+-------------+------------+------------|
| 8MB | None | None | (1) 1M x | None |
| | | | 64 | |
|------+-------------+-------------+------------+------------|
| 16MB | (2) 2M x 36 | None | None | None |
|------+-------------+-------------+------------+------------|
| 16MB | None | None | (1) 2M x | None |
| | | | 64 | |
|------+-------------+-------------+------------+------------|
| 16MB | (2) 1M x 36 | (2) 1M x 36 | None | None |
|------+-------------+-------------+------------+------------|
| 16MB | (2) 1M x 36 | None | None | (1) 1M x |
| | | | | 64 |
|------+-------------+-------------+------------+------------|
| 16MB | None | None | (1) 1M x | (1) 1M x |
| | | | 64 | 64 |
|------+-------------+-------------+------------+------------|
| 24MB | (2) 2M x 36 | None | None | (1) 1M x |
| | | | | 64 |
|------+-------------+-------------+------------+------------|
| 32MB | (2) 4M x 36 | None | None | None |
|------+-------------+-------------+------------+------------|
| 32MB | None | None | (1) 4M x | None |
| | | | 64 | |
|------+-------------+-------------+------------+------------|
| 32MB | (2) 2M x 36 | (2) 2M x 36 | None | None |
|------+-------------+-------------+------------+------------|
| 32MB | (2) 2M x 36 | None | None | (1) 2M x |
| | | | | 64 |
|------+-------------+-------------+------------+------------|
| 32MB | None | None | (1) 2M x | (1) 2M x |
| | | | 64 | 64 |
|------+-------------+-------------+------------+------------|
| 32MB | (2) 2M x 36 | None | None | (1) 2M x |
| | | | | 64 |
|------+-------------+-------------+------------+------------|
| 40MB | (2) 4M x 36 | (2) 1M x 36 | None | None |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM/DRAM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|----------+------------+------------+-----------+-----------|
| 40MB | (2) 4M x | None | None | (1) 1M x |
| | 36 | | | 64 |
|----------+------------+------------+-----------+-----------|
| 48MB | None | (2) 2M x | (1) 4M x | None |
| | | 36 | 64 | |
|----------+------------+------------+-----------+-----------|
| 48MB | (2) 2M x | None | None | (1) 4M x |
| | 36 | | | 64 |
|----------+------------+------------+-----------+-----------|
| 48MB | (2) 4M x | (2) 2M x | None | None |
| | 36 | 36 | | |
|----------+------------+------------+-----------+-----------|
| 48MB | (2) 4M x | None | None | (1) 2M x |
| | 36 | | | 64 |
|----------+------------+------------+-----------+-----------|
| 64MB | (2) 8M x | None | None | None |
| | 36 | | | |
|----------+------------+------------+-----------+-----------|
| 64MB | None | None | (1) 8M x | None |
| | | | 64 | |
|----------+------------+------------+-----------+-----------|
| 64MB | (2) 4M x | None | None | (1) 4M x |
| | 36 | | | 64 |
|----------+------------+------------+-----------+-----------|
| 64MB | None | None | (1) 4M x | (1) 4M x |
| | | | 64 | 64 |
|----------+------------+------------+-----------+-----------|
| 64MB | (2) 4M x | (2) 4M x | None | None |
| | 36 | 36 | | |
|----------+------------+------------+-----------+-----------|
| 64MB | None | (2) 4M x | (1) 4M x | None |
| | | 36 | 64 | |
|----------+------------+------------+-----------+-----------|
| 72MB | (2) 8M x | (2) 1M x | None | None |
| | 36 | 36 | | |
|----------+------------+------------+-----------+-----------|
| 72MB | (2) 8M x | None | None | (1) 1M x |
| | 36 | | | 64 |
|----------+------------+------------+-----------+-----------|
| 80MB | None | (2) 2M x | (1) 8M x | None |
| | | 36 | 64 | |
|----------+------------+------------+-----------+-----------|
| 80MB | (2) 2M x | None | None | (1) 8M x |
| | 36 | | | 64 |
|----------+------------+------------+-----------+-----------|
| 80MB | (2) 8M x | (2) 2M x | None | None |
| | 36 | 36 | | |
|----------+------------+------------+-----------+-----------|
| 96MB | (2) 4M x | None | None | (1) 8M x |
| | 36 | | | 64 |
|----------+------------+------------+-----------+-----------|
| 96MB | (2) 8M x | (2) 4M x | None | None |
| | 36 | 36 | | |
|----------+------------+------------+-----------+-----------|
| 96MB | (2) 8M x | None | None | (1) 4M x |
| | 36 | | | 64 |
|----------+------------+------------+-----------+-----------|
| 96MB | None | (2) 8M x | (1) 4M x | None |
| | | 36 | 64 | |
|----------+------------+------------+-----------+-----------|
| 128MB | (2) 8M x | (2) 8M x | None | None |
| | 36 | 36 | | |
|----------+------------+------------+-----------+-----------|
| 128MB | (2) 8M x | None | None | (1) 8M x |
| | 36 | | | 64 |
|----------+------------+------------+-----------+-----------|
| 128MB | None | None | (1) 8M x | (1) 8M x |
| | | | 64 | 64 |
|----------+------------+------------+-----------+-----------|
| 128MB | (2) 8M x | None | None | (1) 8M x |
| | 36 | | | 64 |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. Banks 0 & 1 and 2 & 3 |
| are interchangeable. Banks 0 & 3 and banks 1 & 2 may |
| be used together. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM VOLTAGE CONFIGURATION |
|------------------------------------------------------------|
| Voltage | JP37 |
|----------------------------+-------------------------------|
| » | 3.3v | Pins 5 & 6 closed |
|---+------------------------+-------------------------------|
| | 5v | Pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | TAG |
|------------------+--------------------+--------------------|
| 256KB | (2) 32K x 32 | (1) 16K x 8 |
|------------------+--------------------+--------------------|
| 512KB | (2) 64K x 32 | (1) 16K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CYRIX) |
|------------------------------------------------------------|
|CPU speed| Clock |Multiplier| JP10 | JP11 |JP12| JP13 |JP14|
| | speed | | | | | | |
|---------+--------+----------+------+------+----+------+----|
| 120MHz | 50MHz | 2x |Closed|Closed|Open|Closed|Open|
|---------+--------+----------+------+------+----+------+----|
| 133MHz | 55MHz | 2x | Open |Closed|Open|Closed|Open|
|---------+--------+----------+------+------+----+------+----|
| 150MHz | 60MHz | 2x |Closed| Open |Open|Closed|Open|
|---------+--------+----------+------+------+----+------+----|
| 166MHz | 66MHz | 2x | Open | Open |Open|Closed|Open|
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AMD) |
|------------------------------------------------------------|
|CPU speed| Clock |Multiplier| JP10 | JP11 |JP12| JP13 |JP14|
| | speed | | | | | | |
|---------+--------+----------+------+------+----+------+----|
| 75MHz | 50MHz | 1.5x |Closed|Closed|Open| Open |Open|
|---------+--------+----------+------+------+----+------+----|
| 90MHz | 60MHz | 1.5x |Closed| Open |Open| Open |Open|
|---------+--------+----------+------+------+----+------+----|
| 100MHz | 66MHz | 1.5x | Open | Open |Open| Open |Open|
|---------+--------+----------+------+------+----+------+----|
| 120MHz | 60MHz | 1.5x |Closed| Open |Open| Open |Open|
|---------+--------+----------+------+------+----+------+----|
| 133MHz | 66MHz | 1.5x | Open | Open |Open| Open |Open|
|---------+--------+----------+------+------+----+------+----|
| 150MHz | 60MHz | 2x |Closed| Open |Open|Closed|Open|
|---------+--------+----------+------+------+----+------+----|
| 166MHz | 66MHz | 2x | Open | Open |Open|Closed|Open|
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier| JP10 | JP11 |JP12| JP13 | JP14 |
| speed | speed | | | | | | |
|-------+--------+----------+------+------+----+------+------|
| 75MHz | 50MHz | 1.5x |Closed|Closed|Open| Open | Open |
|-------+--------+----------+------+------+----+------+------|
| 90MHz | 60MHz | 1.5x |Closed| Open |Open| Open | Open |
|-------+--------+----------+------+------+----+------+------|
|100MHz | 66MHz | 1.5x | Open | Open |Open| Open | Open |
|-------+--------+----------+------+------+----+------+------|
|120MHz | 60MHz | 2x |Closed| Open |Open|Closed| Open |
|-------+--------+----------+------+------+----+------+------|
|133MHz | 66MHz | 2x | Open | Open |Open|Closed| Open |
|-------+--------+----------+------+------+----+------+------|
|150MHz | 60MHz | 2.5x |Closed| Open |Open|Closed|Closed|
|-------+--------+----------+------+------+----+------+------|
|166MHz | 66MHz | 2.5x | Open | Open |Open|Closed|Closed|
|-------+--------+----------+------+------+----+------+------|
|180MHz | 60MHz | 3x |Closed| Open |Open| Open |Closed|
|-------+--------+----------+------+------+----+------+------|
|200MHz | 66MHz | 3x | Open | Open |Open| Open |Closed|
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION (SINGLE) |
|------------------------------------------------------------|
| Voltage | JP30 | JP31 | JP36 | JP43 |
|------------+---------+-----------+--------+----------------|
| 3.3v | Open | Open | Open | 1 & 2, 3 & 4 |
|------------+---------+-----------+--------+----------------|
| 3.52v | Open | Closed | Open | Open |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION (SINGLE, CON’T) |
|------------------------------------------------------------|
| Voltage | JP44 | JP45 | JP46 | JP47 | JP48 |
|----------+--------------+---------+-------+-------+--------|
| 3.3v | Open | Open | Open | Open | Closed |
|----------+--------------+---------+-------+-------+--------|
| 3.52v | 1 & 2, 3 & 4 | Closed | Open | Open | Open |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION (DUAL) |
|------------------------------------------------------------|
| Voltage | V core | JP30 | JP31 | JP36 | JP43 |
|----------+----------+---------+---------+---------+--------|
| 3.3v | 2.5v | Open | Open | Open | Open |
|----------+----------+---------+---------+---------+--------|
| 3.3v | 2.7v | Open | Open | Open | Open |
|----------+----------+---------+---------+---------+--------|
| 3.3v | 2.8v | Open | Open | Open | Open |
|----------+----------+---------+---------+---------+--------|
| 3.3v | 2.9v | Open | Open | Open | Open |
|----------+----------+---------+---------+---------+--------|
| 3.52v | 2.5v | Open | Open | Open | Open |
|----------+----------+---------+---------+---------+--------|
| 3.52v | 2.7v | Open | Open | Open | Open |
|----------+----------+---------+---------+---------+--------|
| 3.52v | 2.8v | Open | Open | Open | Open |
|----------+----------+---------+---------+---------+--------|
| 3.52v | 2.9v | Open | Open | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION (DUAL, CON’T) |
|------------------------------------------------------------|
| Voltage | V core | JP44 | JP45 | JP46 | JP47 | JP48 |
|---------+--------+-------+------+--------+--------+--------|
| 3.3v | 2.5v | 1 & | Open | Open | Closed | Closed |
| | | 2, 3 | | | | |
| | | & 4 | | | | |
|---------+--------+-------+------+--------+--------+--------|
| 3.3v | 2.7v | 1 & | Open | Closed | Open | Closed |
| | | 2, 3 | | | | |
| | | & 4 | | | | |
|---------+--------+-------+------+--------+--------+--------|
| 3.3v | 2.8v | 1 & | Open | Closed | Open | Closed |
| | | 2, 3 | | | | |
| | | & 4 | | | | |
|---------+--------+-------+------+--------+--------+--------|
| 3.3v | 2.9v | 1 & | Open | Closed | Open | Closed |
| | | 2, 3 | | | | |
| | | & 4 | | | | |
|---------+--------+-------+------+--------+--------+--------|
| 3.52v | 2.5v | 1 & | Open | Open | Closed | Closed |
| | | 2, 3 | | | | |
| | | & 4 | | | | |
|---------+--------+-------+------+--------+--------+--------|
| 3.52v | 2.7v | 1 & | Open | Closed | Open | Closed |
| | | 2, 3 | | | | |
| | | & 4 | | | | |
|---------+--------+-------+------+--------+--------+--------|
| 3.52v | 2.8v | 1 & | Open | Closed | Open | Closed |
| | | 2, 3 | | | | |
| | | & 4 | | | | |
|---------+--------+-------+------+--------+--------+--------|
| 3.52v | 2.9v | 1 & | Open | Closed | Open | Closed |
| | | 2, 3 | | | | |
| | | & 4 | | | | |
+------------------------------------------------------------+