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# SOLTEK COMPUTER, INC.
SL-53E5
Device Type Mainboard
Processor CX 6X86MX/IDT C6/AM K5/AM K6/AM
K6-2/Pentium/Pentium MMX
Processor Speed 133/150/166/180/200/233/266/300/333/366MHz
Chip Set VIA Apollo VPX
Maximum Onboard 384MB DRAM (EDO & SDRAM supported)
Memory
Cache 512KB
BIOS Award
I/O Options 32-bit PCI slots (3), floppy drive interface,
IDE interfaces (2), parallel port, PS/2 mouse
port, serial ports (2), USB connector, IR
connector, green PC connector
Dimensions 220mm x 190mm
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|--------------------+----------+-----------------+----------|
| Floppy drive | CN1 | Green PC | J3D |
| interface | | connector | |
|--------------------+----------+-----------------+----------|
| Serial port 2 | CN2 | Speaker | J4A |
|--------------------+----------+-----------------+----------|
| Serial port 1 | CN3 | Reset switch | J4B |
|--------------------+----------+-----------------+----------|
| Parallel port | CN4 | Power LED & | J4C |
| | | keylock | |
|--------------------+----------+-----------------+----------|
| IDE interface 1 | CN5 | Turbo LED | J4D |
|--------------------+----------+-----------------+----------|
| IDE interface 2 | CN6 | PS/2 mouse port | MS1 |
|--------------------+----------+-----------------+----------|
| IDE interface LED | J3A | 32-bit PCI | PC1 - |
| | | slots | PC3 |
|--------------------+----------+-----------------+----------|
| IR connector | J3B | USB connector | USB |
|--------------------+----------+-----------------+----------|
| Unidentified | J3C | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|----------------------------------+-------+-----------------|
| ยป | CMOS memory normal operation | JBAT1 | Pins 1 & 2 |
| | | | closed |
|---+------------------------------+-------+-----------------|
| | CMOS memory clear | JBAT1 | Pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 |
|------------+---------------+---------------+---------------|
| 8MB | (2) 1MB x 36 | None | None |
|------------+---------------+---------------+---------------|
| 16MB | (2) 1MB x 36 | (1) 1MB x 64 | None |
|------------+---------------+---------------+---------------|
| 16MB | (2) 2MB x 36 | None | None |
|------------+---------------+---------------+---------------|
| 24MB | (2) 1MB x 36 | (1) 1MB x 64 | (1) 1MB x 64 |
|------------+---------------+---------------+---------------|
| 24MB | (2) 2MB x 36 | (1) 1MB x 64 | None |
|------------+---------------+---------------+---------------|
| 32MB | (2) 2MB x 36 | (1) 2MB x 64 | None |
|------------+---------------+---------------+---------------|
| 32MB | (2) 4MB x 64 | None | None |
|------------+---------------+---------------+---------------|
| 40MB | (2) 2MB x 36 | (1) 2MB x 64 | (1) 1MB x 64 |
|------------+---------------+---------------+---------------|
| 40MB | (2) 4MB x 36 | (1) 1MB x 64 | None |
|------------+---------------+---------------+---------------|
| 48MB | (2) 2MB x 36 | (1) 2MB x 64 | (1) 2MB x 64 |
|------------+---------------+---------------+---------------|
| 48MB | (2) 4MB x 36 | (1) 2MB x 64 | None |
|------------+---------------+---------------+---------------|
| 64MB | (2) 4MB x 36 | (1) 4MB x 64 | None |
|------------+---------------+---------------+---------------|
| 64MB | (2) 8MB x 36 | None | None |
|------------+---------------+---------------+---------------|
| 72MB | (2) 4MB x 36 | (1) 4MB x 64 | (1) 1MB x 64 |
|------------+---------------+---------------+---------------|
| 72MB | (2) 8MB x 36 | (1) 1MB x 64 | None |
|------------+---------------+---------------+---------------|
| 80MB | (2) 4MB x 36 | (1) 4MB x 64 | (1) 2MB x 64 |
|------------+---------------+---------------+---------------|
| 80MB | (2) 8MB x 36 | (1) 2MB x 64 | None |
|------------+---------------+---------------+---------------|
| 96MB | (2) 4MB x 36 | (1) 4MB x 64 | (1) 4MB x 64 |
|------------+---------------+---------------+---------------|
| 96MB | (2) 8MB x 36 | (1) 4MB x 64 | None |
|------------+---------------+---------------+---------------|
| 128MB | (2) 8MB x 36 | (1) 8MB x 64 | None |
|------------+---------------+---------------+---------------|
| 128MB | (2) 16MB x 36 | None | None |
|------------+---------------+---------------+---------------|
| 136MB | (2) 8MB x 36 | (1) 8MB x 64 | (1) 1MB x 64 |
|------------+---------------+---------------+---------------|
| 136MB | (2) 16MB x 36 | (1) 1MB x 64 | None |
|------------+---------------+---------------+---------------|
| 144MB | (2) 8MB x 36 | (1) 8MB x 64 | (1) 2MB x 64 |
|------------+---------------+---------------+---------------|
| 144MB | (2) 16MB x 36 | (1) 2MB x 64 | None |
|------------+---------------+---------------+---------------|
| 160MB | (2) 8MB x 36 | (1) 8MB x 64 | (1) 4MB x 64 |
|------------+---------------+---------------+---------------|
| 160MB | (2) 16MB x 36 | (1) 4MB x 64 | None |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (CONT.) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 |
|------------+---------------+---------------+---------------|
| 196MB | (2) 8MB x 36 | (1) 8MB x 64 | (1) 8MB x 64 |
|------------+---------------+---------------+---------------|
| 196MB | (2) 16MB x 36 | (1) 8MB x 64 | None |
|------------+---------------+---------------+---------------|
| 256MB | (2) 16MB x 36 | (1) 16MB x 64 | None |
|------------+---------------+---------------+---------------|
| 264MB | (2) 16MB x 36 | (1) 16MB x 64 | (1) 1MB x 64 |
|------------+---------------+---------------+---------------|
| 272MB | (2) 16MB x 36 | (1) 16MB x 64 | (1) 2MB x 64 |
|------------+---------------+---------------+---------------|
| 288MB | (2) 16MB x 36 | (1) 16MB x 64 | (1) 4MB x 64 |
|------------+---------------+---------------+---------------|
| 320MB | (2) 16MB x 36 | (1) 16MB x 64 | (1) 8MB x 64 |
|------------+---------------+---------------+---------------|
| 384MB | (2) 16MB x 36 | (1) 16MB x 64 | (1) 16MB x 64 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86MX) |
|------------------------------------------------------------|
| Speed | Clock |Multiplier| JP1 | JP2 | JP3 | JP4 |JP5 |JP6 |
| | speed | | | | | | | |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|200MHz | 66MHz | 2.5x |1 & 2|2 & 3|1 & 2|2 & 3|1 & |1 & |
| | | | | | | | 2 | 2 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|200MHz | 75MHz | 2x |2 & 3|1 & 2|2 & 3|2 & 3|2 & |1 & |
| | | | | | | | 3 | 2 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|233MHz | 66MHz | 3x |1 & 2|2 & 3|1 & 2|2 & 3|1 & |2 & |
| | | | | | | | 2 | 3 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|233MHz | 75MHz | 2.5x |2 & 3|1 & 2|2 & 3|2 & 3|1 & |1 & |
| | | | | | | | 2 | 2 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|300MHz | 66MHz | 3.5x |1 & 2|2 & 3|1 & 2|2 & 3|2 & |2 & |
| | | | | | | | 3 | 3 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|300MHz | 75MHz | 3x |2 & 3|1 & 2|2 & 3|2 & 3|1 & |2 & |
| | | | | | | | 2 | 3 |
|------------------------------------------------------------|
|Note: Numbers designate pins that should be in the closed |
|position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (IDT C6) |
|------------------------------------------------------------|
| Speed | Clock |Multiplier| JP1 | JP2 | JP3 | JP4 |JP5 |JP6 |
| | speed | | | | | | | |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|200MHz | 66MHz | 2.5x |1 & 2|2 & 3|1 & 2|2 & 3|1 & |2 & |
| | | | | | | | 2 | 3 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|225MHz | 66MHz | 3.5x |2 & 3|1 & 2|2 & 3|2 & 3|1 & |2 & |
| | | | | | | | 2 | 3 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|233MHz | 66MHz | 3.5x |1 & 2|2 & 3|1 & 2|2 & 3|2 & |2 & |
| | | | | | | | 3 | 3 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|266MHz | 66MHz | 3.5x |1 & 2|2 & 3|1 & 2|1 & 2|2 & |1 & |
| | | | | | | | 3 | 2 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|300MHz | 66MHz | 4x |1 & 2|2 & 3|1 & 2|1 & 2|1 & |1 & |
| | | | | | | | 2 | 2 |
|------------------------------------------------------------|
|Note: Numbers designate pins that should be in the closed |
|position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K5) |
|------------------------------------------------------------|
| Speed | Clock |Multiplier| JP1 | JP2 | JP3 | JP4 |JP5 |JP6 |
| | speed | | | | | | | |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|133MHz | 66MHz | 1.5x |1 & 2|2 & 3|1 & 2|2 & 3|2 & |1 & |
| | | | | | | | 3 | 2 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|166MHz | 66MHz | 2.5x |1 & 2|2 & 3|1 & 2|2 & 3|1 & |1 & |
| | | | | | | | 2 | 2 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|200MHz | 66MHz | 3x |1 & 2|2 & 3|1 & 2|2 & 3|1 & |2 & |
| | | | | | | | 2 | 3 |
|------------------------------------------------------------|
|Note: Numbers designate pins that should be in the closed |
|position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K6) |
|------------------------------------------------------------|
| Speed | Clock |Multiplier| JP1 | JP2 | JP3 | JP4 |JP5 |JP6 |
| | speed | | | | | | | |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|166MHz | 66MHz | 2.5x |1 & 2|2 & 3|1 & 2|2 & 3|1 & |1 & |
| | | | | | | | 2 | 2 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|200MHz | 66MHz | 3x |1 & 2|2 & 3|1 & 2|2 & 3|1 & |2 & |
| | | | | | | | 2 | 3 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|233MHz | 66MHz | 3.5x |1 & 2|2 & 3|1 & 2|2 & 3|2 & |2 & |
| | | | | | | | 3 | 3 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|266MHz | 66MHz | 4x |1 & 2|2 & 3|1 & 2|1 & 2|2 & |1 & |
| | | | | | | | 3 | 2 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|300MHz | 66MHz | 4.5x |1 & 2|2 & 3|1 & 2|1 & 2|1 & |1 & |
| | | | | | | | 2 | 2 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|333MHz | 66MHz | 5x |1 & 2|2 & 3|1 & 2|1 & 2|1 & |2 & |
| | | | | | | | 2 | 3 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|366MHz | 66MHz | 5.5x |1 & 2|2 & 3|1 & 2|1 & 2|2 & |2 & |
| | | | | | | | 3 | 3 |
|------------------------------------------------------------|
|Note: Numbers designate pins that should be in the closed |
|position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K6-2) |
|------------------------------------------------------------|
| Speed | Clock |Multiplier| JP1 | JP2 | JP3 | JP4 |JP5 |JP6 |
| | speed | | | | | | | |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|266MHz | 66MHz | 3.5x |1 & 2|2 & 3|1 & 2|1 & 2|2 & |1 & |
| | | | | | | | 3 | 2 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|300MHz | 66MHz | 4.5x |1 & 2|2 & 3|1 & 2|1 & 2|1 & |1 & |
| | | | | | | | 2 | 2 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|333MHz | 66MHz | 5x |1 & 2|2 & 3|1 & 2|1 & 2|1 & |2 & |
| | | | | | | | 2 | 3 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|366MHz | 66MHz | 5.5x |1 & 2|2 & 3|1 & 2|1 & 2|2 & |2 & |
| | | | | | | | 3 | 3 |
|------------------------------------------------------------|
|Note: Numbers designate pins that should be in the closed |
|position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (PENTIUM) |
|------------------------------------------------------------|
| Speed | Clock |Multiplier| JP1 | JP2 | JP3 | JP4 |JP5 |JP6 |
| | speed | | | | | | | |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|133MHz | 66MHz | 2x |1 & 2|2 & 3|1 & 2|2 & 3|2 & |1 & |
| | | | | | | | 3 | 2 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|166MHz | 66MHz | 2.5x |1 & 2|2 & 3|1 & 2|2 & 3|1 & |1 & |
| | | | | | | | 2 | 2 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|200MHz | 66MHz | 3x |1 & 2|2 & 3|1 & 2|2 & 3|1 & |2 & |
| | | | | | | | 2 | 3 |
|------------------------------------------------------------|
|Note: Numbers designate pins that should be in the closed |
|position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (PENTIUM MMX) |
|------------------------------------------------------------|
| Speed | Clock |Multiplier| JP1 | JP2 | JP3 | JP4 |JP5 |JP6 |
| | speed | | | | | | | |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|166MHz | 66MHz | 2.5x |1 & 2|2 & 3|1 & 2|2 & 3|1 & |1 & |
| | | | | | | | 2 | 2 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|200MHz | 66MHz | 3x |1 & 2|2 & 3|1 & 2|2 & 3|1 & |2 & |
| | | | | | | | 2 | 3 |
|-------+-------+----------+-----+-----+-----+-----+----+----|
|233MHz | 66MHz | 3.5x |1 & 2|2 & 3|1 & 2|2 & 3|2 & |2 & |
| | | | | | | | 3 | 3 |
|------------------------------------------------------------|
|Note: Numbers designate pins that should be in the closed |
|position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION |
|------------------------------------------------------------|
| Voltage (core) | J1 |
|-----------------+------------------------------------------|
| 2.0v | Open |
|-----------------+------------------------------------------|
| 2.1v | Pins 1 & 2 closed |
|-----------------+------------------------------------------|
| 2.2v | Pins 3 & 4 closed |
|-----------------+------------------------------------------|
| 2.3v | Pins 1 & 2, 3 & 4 closed |
|-----------------+------------------------------------------|
| 2.4v | Pins 5 & 6 closed |
|-----------------+------------------------------------------|
| 2.5v | Pins 1 & 2, 5 & 6 closed |
|-----------------+------------------------------------------|
| 2.6v | Pins 3 & 4, 5 & 6 closed |
|-----------------+------------------------------------------|
| 2.7v | Pins 1 & 2, 3 & 4, 5 & 6 closed |
|-----------------+------------------------------------------|
| 2.8v | Pins 7 & 8 closed |
|-----------------+------------------------------------------|
| 2.9v | Pins 1 & 2, 7 & 8 closed |
|-----------------+------------------------------------------|
| 3.0v | Pins 3 & 4, 7 & 8 closed |
|-----------------+------------------------------------------|
| 3.1v | Pins 1 & 2, 3 & 4, 7 & 8 closed |
|-----------------+------------------------------------------|
| 3.2v | Pins 5 & 6, 7 & 8 closed |
|-----------------+------------------------------------------|
| 3.3v | Pins 1 & 2, 5 & 6, 7 & 8 closed |
|-----------------+------------------------------------------|
| 3.4v | Pins 3 & 4, 5 & 6, 7 & 8 closed |
|-----------------+------------------------------------------|
| 3.5v | Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed |
+------------------------------------------------------------+