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# SOLTEK COMPUTER, INC.
SL-54A2-S, SL-54A5-S
Processor CX 6X86/CX 6X86L/CX 6X86MX/AM K5/AM
K6/Pentium/Pentium MMX
Processor 75/90/100/120/133/150/166/180/200/233/266/300/333/
Speed 366MHz
Chip Set Intel 430VX
Video Chip None
Set
Maximum 128MB (EDO & SDRAM supported)
Onboard
Memory
Maximum None
Video
Memory
Cache 256/512KB
BIOS Award
Dimensions 250mm x 220mm
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 connector
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+----------+------------------+-----------|
| Serial port 2 | CN1 | IR connector | J1/pins 6 |
| | | | - 10 |
|------------------+----------+------------------+-----------|
| Serial port 1 | CN2 | Green PC | J1/pins |
| | | connector | 14 & 15 |
|------------------+----------+------------------+-----------|
| Parallel port | CN3 | Speaker | J2/pins 1 |
| | | | - 4 |
|------------------+----------+------------------+-----------|
| Floppy drive | CN4 | Reset switch | J2/pins 5 |
| interface | | | & 6 |
|------------------+----------+------------------+-----------|
| IDE interface 1 | CN5 | Power LED & | J2/pins 8 |
| | | keylock | - 12 |
|------------------+----------+------------------+-----------|
| IDE interface 2 | CN6 | Turbo LED | J2/pins |
| | | | 14 & 15 |
|------------------+----------+------------------+-----------|
| PS/2 mouse port | CN7 | 32-bit PCI slots | PC1 – PC4 |
|------------------+----------+------------------+-----------|
| IDE interface | J1/pins | USB connector | USB |
| LED | 1 - 4 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|----------------------------------+-------+-----------------|
| » | CMOS memory normal operation | JP6 | Pins 1 & 2 |
| | | | closed |
|---+------------------------------+-------+-----------------|
| | CMOS memory clear | JP6 | Pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM/DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|------+-------------+-------------+------------+------------|
| 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 |
|------+-------------+-------------+------------+------------|
| 24MB | None | (2) 2M x 36 | (1) 1M x | None |
| | | | 64 | |
|------+-------------+-------------+------------+------------|
| 32MB | (2) 4M x 36 | None | None | None |
|------+-------------+-------------+------------+------------|
| 32MB | None | None | (1) 4M x | None |
| | | | 64 | |
|------+-------------+-------------+------------+------------|
| 32MB | (2) 2M x 36 | None | None | (1) 2M x |
| | | | | 64 |
|------+-------------+-------------+------------+------------|
| 40MB | (2) 4M x 36 | (2) 1M x 36 | None | None |
|------+-------------+-------------+------------+------------|
| 40MB | (2) 4M x 36 | None | None | (1) 1M x |
| | | | | 64 |
|------+-------------+-------------+------------+------------|
| 48MB | (2) 2M x 36 | None | None | (1) 4M x |
| | | | | 64 |
|------+-------------+-------------+------------+------------|
| 48MB | (2) 4M x 36 | (2) 2M x 36 | None | None |
|------+-------------+-------------+------------+------------|
| 48MB | (2) 4M x 36 | None | None | (1) 2M x |
| | | | | 64 |
|------+-------------+-------------+------------+------------|
| 64MB | (2) 8M x 36 | None | None | None |
|------+-------------+-------------+------------+------------|
| 64MB | None | None | None | (1) 8M x |
| | | | | 64 |
|------+-------------+-------------+------------+------------|
| 64MB | (2) 4M x 36 | (2) 4M x 36 | None | None |
|------+-------------+-------------+------------+------------|
| 64MB | (2) 4M x 36 | None | None | (1) 4M x |
| | | | | 64 |
|------+-------------+-------------+------------+------------|
| 64MB | None | None | (1) 4M x | (1) 4M x |
| | | | 64 | 64 |
|------+-------------+-------------+------------+------------|
| 72MB | (2) 8M x 36 | (2) 1M x 36 | None | None |
|------+-------------+-------------+------------+------------|
| 72MB | (2) 8M x 36 | None | None | (1) 1M x |
| | | | | 64 |
|------+-------------+-------------+------------+------------|
| 80MB | None | (2) 2M x 36 | (1) 8M x | None |
| | | | 64 | |
|------+-------------+-------------+------------+------------|
| 80MB | (2) 8M x 36 | (2) 2M x 36 | None | None |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM/DRAM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|-------+-------------+------------+------------+------------|
| 96MB | (2) 4M x 36 | None | None | (1) 8M x |
| | | | | 64 |
|-------+-------------+------------+------------+------------|
| 96MB | (2) 8M x 36 | (2) 4M x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 96MB | None | (2) 8M x | (1) 4M x | None |
| | | 36 | 64 | |
|-------+-------------+------------+------------+------------|
| 128MB | None | None | (1) 8M x | (1) 8M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 128MB | (2) 8M x 36 | (2) 8M x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 128MB | (2) 8M x 36 | None | None | (1) 8M x |
| | | | | 64 |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | TAG |
|------------------+--------------------+--------------------|
| 256KB | (2) 32K x 32 | Unidentified |
|------------------+--------------------+--------------------|
| 512KB | (2) 64K x 32 | Unidentified |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier| JP2 |JP3 |JP4 |JP10 |JP11 |JP16|
| speed | speed | | | | | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|120MHz | 50MHz | 2x |2 & 3|2 & |1 & |2 & 3|1 & 2|Open|
| | | | | 3 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|133MHz | 55MHz | 2x |1 & 2|2 & |1 & |2 & 3|1 & 2|Open|
| | | | | 3 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|150MHz | 60MHz | 2x |2 & 3|1 & |1 & |2 & 3|1 & 2|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|166MHz | 66MHz | 2x |1 & 2|1 & |1 & |2 & 3|1 & 2|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|200MHz | 75MHz | 2x |1 & 2|1 & |2 & |2 & 3|1 & 2|Open|
| | | | | 2 | 3 | | | |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86L) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier| JP2 |JP3 |JP4 |JP10 |JP11 |JP16|
| speed | speed | | | | | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|120MHz | 50MHz | 2x |2 & 3|2 & |1 & |2 & 3|1 & 2|Open|
| | | | | 3 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|133MHz | 55MHz | 2x |1 & 2|2 & |1 & |2 & 3|1 & 2|Open|
| | | | | 3 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|150MHz | 60MHz | 2x |2 & 3|1 & |1 & |2 & 3|1 & 2|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|166MHz | 66MHz | 2x |1 & 2|1 & |1 & |2 & 3|1 & 2|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|200MHz | 75MHz | 2x |1 & 2|1 & |2 & |2 & 3|1 & 2|Open|
| | | | | 2 | 3 | | | |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86MX) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier| JP2 |JP3 |JP4 |JP10 |JP11 |JP16|
| speed | speed | | | | | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|150MHz | 66MHz | 2.5x |1 & 2|1 & |1 & |2 & 3|1 & 2|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|166MHz | 66MHz | 2x |2 & 3|1 & |1 & |2 & 3|2 & 3|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|200MHz | 66MHz | 2.5x |1 & 2|1 & |1 & |2 & 3|2 & 3|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|233MHz | 75MHz | 2.5x |1 & 2|1 & |1 & |1 & 2|2 & 3|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|266MHz | 66MHz | 3.5x |1 & 2|1 & |2 & |1 & 2|2 & 3|Open|
| | | | | 2 | 3 | | | |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K5) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier| JP2 |JP3 |JP4 |JP10 |JP11 |JP16|
| speed | speed | | | | | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
| 75MHz | 50MHz | 1.5x |2 & 3|2 & |1 & |1 & 2|1 & 2|Open|
| | | | | 3 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
| 90MHz | 60MHz | 1.5x |2 & 3|1 & |1 & |1 & 2|1 & 2|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|100MHz | 66MHz | 1.5x |1 & 2|1 & |1 & |1 & 2|1 & 2|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|120MHz | 60MHz | 1.5x |2 & 3|1 & |1 & |1 & 2|1 & 2|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|133MHz | 66MHz | 1.5x |1 & 2|1 & |1 & |1 & 2|1 & 2|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|150MHz | 60MHz | 2x |2 & 3|1 & |1 & |2 & 3|2 & 3|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|166MHz | 66MHz | 2x |1 & 2|1 & |1 & |2 & 3|2 & 3|Open|
| | | | | 2 | 2 | | | |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K6) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier|JP2 |JP3 |JP4 |JP10 |JP11 |JP16 |
| speed | speed | | | | | | | |
|-------+--------+----------+----+----+----+-----+-----+-----|
|166MHz | 66MHz | 2.5x |1 & |1 & |1 & |2 & 3|2 & 3|Open |
| | | | 2 | 2 | 2 | | | |
|-------+--------+----------+----+----+----+-----+-----+-----|
|200MHz | 66MHz | 3x |1 & |1 & |1 & |1 & 2|2 & 3|Open |
| | | | 2 | 2 | 2 | | | |
|-------+--------+----------+----+----+----+-----+-----+-----|
|233MHz | 66MHz | 3.5x |1 & |1 & |1 & |1 & 2|1 & 2|Open |
| | | | 2 | 2 | 2 | | | |
|-------+--------+----------+----+----+----+-----+-----+-----|
|266MHz | 66MHz | 3.5x |1 & |1 & |1 & |2 & 3|1 & 2|2 & 3|
| | | | 2 | 2 | 2 | | | |
|-------+--------+----------+----+----+----+-----+-----+-----|
|300MHz | 66MHz | 4.5x |1 & |1 & |1 & |2 & 3|2 & 3|2 & 3|
| | | | 2 | 2 | 2 | | | |
|-------+--------+----------+----+----+----+-----+-----+-----|
|333MHz | 66MHz | 5x |1 & |1 & |1 & |1 & 2|2 & 3|2 & 3|
| | | | 2 | 2 | 2 | | | |
|-------+--------+----------+----+----+----+-----+-----+-----|
|366MHz | 66MHz | 5.5x |1 & |1 & |1 & |1 & 2|1 & 2|2 & 3|
| | | | 2 | 2 | 2 | | | |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (PENTIUM) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier| JP2 |JP3 |JP4 |JP10 |JP11 |JP16|
| speed | speed | | | | | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
| 75MHz | 50MHz | 1.5x |2 & 3|2 & |1 & |1 & 2|1 & 2|Open|
| | | | | 3 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
| 90MHz | 60MHz | 1.5x |2 & 3|1 & |1 & |1 & 2|1 & 2|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|100MHz | 66MHz | 1.5x |1 & 2|1 & |1 & |1 & 2|1 & 2|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|120MHz | 60MHz | 2x |2 & 3|1 & |1 & |2 & 3|1 & 2|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|133MHz | 66MHz | 2x |1 & 2|1 & |1 & |2 & 3|1 & 2|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|150MHz | 60MHz | 2.5x |2 & 3|1 & |1 & |2 & 3|2 & 3|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|166MHz | 66MHz | 2.5x |1 & 2|1 & |1 & |2 & 3|2 & 3|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|180MHz | 60MHz | 3x |2 & 3|1 & |1 & |1 & 2|2 & 3|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|200MHz | 66MHz | 3x |1 & 2|1 & |1 & |1 & 2|2 & 3|Open|
| | | | | 2 | 2 | | | |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (PENTIUM MMX) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier| JP2 |JP3 |JP4 |JP10 |JP11 |JP16|
| speed | speed | | | | | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|166MHz | 66MHz | 2.5x |1 & 2|1 & |1 & |2 & 3|2 & 3|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|200MHz | 66MHz | 3x |1 & 2|1 & |1 & |1 & 2|2 & 3|Open|
| | | | | 2 | 2 | | | |
|-------+--------+----------+-----+----+----+-----+-----+----|
|233MHz | 66MHz | 3.5x |1 & 2|1 & |1 & |1 & 2|1 & 2|Open|
| | | | | 2 | 2 | | | |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION |
|------------------------------------------------------------|
| Voltage (core) | JP7 |
|------------------+-----------------------------------------|
| 2.0v | Open |
|------------------+-----------------------------------------|
| 2.1v | Pins 7 & 8 closed |
|------------------+-----------------------------------------|
| 2.2v | Pins 5 & 6 closed |
|------------------+-----------------------------------------|
| 2.3v | Pins 5 & 6, 7 & 8 closed |
|------------------+-----------------------------------------|
| 2.4v | Pins 3 & 4 closed |
|------------------+-----------------------------------------|
| 2.5v | Pins 3 & 4, 7 & 8 closed |
|------------------+-----------------------------------------|
| 2.6v | Pins 3 & 4, 5 & 6 closed |
|------------------+-----------------------------------------|
| 2.7v | Pins 3 & 4, 5 & 6, 7 & 8 closed |
|------------------+-----------------------------------------|
| 2.8v | Pins 1 & 2 closed |
|------------------+-----------------------------------------|
| 2.9v | Pins 1 & 2, 7 & 8 closed |
|------------------+-----------------------------------------|
| 3.0v | Pins 1 & 2, 5 & 6 closed |
|------------------+-----------------------------------------|
| 3.1v | Pins 1 & 2, 5 & 6, 7 & 8 closed |
|------------------+-----------------------------------------|
| 3.2v | Pins 1 & 2, 3 & 4 closed |
|------------------+-----------------------------------------|
| 3.3v | Pins 1 & 2, 3 & 4, 7 & 8 closed |
|------------------+-----------------------------------------|
| 3.4v | Pins 1 & 2, 3 & 4, 5 & 6 closed |
|------------------+-----------------------------------------|
| 3.5v | Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed |
+------------------------------------------------------------+