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# DTK COMPUTER INC.
PAM-0056I (VER. 3.01)
Processor CX M1/AM K5/Pentium
Processor Speed 75/90/100/120/133/150/166/200MHz
Chip Set Intel
Video Chip Set None
Maximum Onboard 128MB (EDO supported)
Memory
Maximum Video None
Memory
Cache 256/512KB
BIOS AMI/Award
Dimensions 230mm 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)
NPU Options None
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+----------+------------------+-----------|
| Reset switch | J1 | USB connector 1 | J12 pins |
| | | | 1 - 5 |
|------------------+----------+------------------+-----------|
| Green PC | J2 | PS/2 mouse | J12 pins |
| connector | | interface | 6 - 10 |
|------------------+----------+------------------+-----------|
| Green PC LED | J3 | USB connector 2 | J12 pins |
| | | | 11 - 15 |
|------------------+----------+------------------+-----------|
| Speaker | J4 | IR connector | J12 pins |
| | | | 16 - 20 |
|------------------+----------+------------------+-----------|
| IDE interface | J5 | Parallel port | J13 |
| LED | | | |
|------------------+----------+------------------+-----------|
| Power LED & | J6 | Serial port 2 | J14 |
| keylock | | | |
|------------------+----------+------------------+-----------|
| IDE interface 1 | J9 | Serial port 1 | J15 |
|------------------+----------+------------------+-----------|
| IDE interface 2 | J10 | 32-bit PCI slots | PC1 - PC4 |
|------------------+----------+------------------+-----------|
| Floppy drive | J11 | | |
| interface | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-----------------------------------+-------+----------------|
| | Flash BIOS voltage select 12v | JP4 | Pins 1 & 2 |
| | | | closed |
|---+-------------------------------+-------+----------------|
| | Flash BIOS voltage select 5v | JP4 | Pins 2 & 3 |
| | | | closed |
|---+-------------------------------+-------+----------------|
| ยป | CMOS memory normal operation | JP5 | Open |
|---+-------------------------------+-------+----------------|
| | CMOS memory clear | JP5 | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|--------------+----------------------+----------------------|
| 4MB | (2) 512K x 32 | None |
|--------------+----------------------+----------------------|
| 8MB | (2) 1M x 32 | None |
|--------------+----------------------+----------------------|
| 8MB | (2) 512K x 32 | (2) 512K x 32 |
|--------------+----------------------+----------------------|
| 12MB | (2) 1M x 32 | (2) 512K x 32 |
|--------------+----------------------+----------------------|
| 16MB | (2) 2M x 32 | None |
|--------------+----------------------+----------------------|
| 16MB | (2) 1M x 32 | (2) 1M x 32 |
|--------------+----------------------+----------------------|
| 20MB | (2) 2M x 32 | (2) 512K x 32 |
|--------------+----------------------+----------------------|
| 24MB | (2) 2M x 32 | (2) 1M x 32 |
|--------------+----------------------+----------------------|
| 32MB | (2) 4M x 32 | None |
|--------------+----------------------+----------------------|
| 32MB | (2) 2M x 32 | (2) 2M x 32 |
|--------------+----------------------+----------------------|
| 36MB | (2) 4M x 32 | (2) 512K x 32 |
|--------------+----------------------+----------------------|
| 40MB | (2) 1M x 32 | (2) 4M x 32 |
|--------------+----------------------+----------------------|
| 48MB | (2) 4M x 32 | (2) 2M x 32 |
|--------------+----------------------+----------------------|
| 64MB | (2) 8M x 32 | None |
|--------------+----------------------+----------------------|
| 64MB | (2) 4M x 32 | (2) 4M x 32 |
|--------------+----------------------+----------------------|
| 68MB | (2) 512K x 32 | (2) 8M x 32 |
|--------------+----------------------+----------------------|
| 72MB | (2) 8M x 32 | (2) 1M x 32 |
|--------------+----------------------+----------------------|
| 80MB | (2) 2M x 32 | (2) 8M x 32 |
|--------------+----------------------+----------------------|
| 96MB | (2) 8M x 32 | (2) 4M x 32 |
|--------------+----------------------+----------------------|
| 128MB | (2) 8M x 32 | (2) 8M x 32 |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. Banks are interchangeable. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM VOLTAGE CONFIGURATION |
|------------------------------------------------------------|
| Voltage | S7 | S8 |
|------------------+--------------------+--------------------|
| 3.3v | Pins 2 & 3 closed | Pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| 5v | Pins 1 & 2 closed | Pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | TAG |
|------------------+--------------------+--------------------|
| 256KB | (2) 32K x 32 | (1) 16K/32K x 8 |
|------------------+--------------------+--------------------|
| 512KB | (2) 64K x 32 | (1) 16K/32K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CYRIX) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier| JP6 | JP7 | S1 | S2 | S3 |
| speed | speed | | | | | | |
|-------+--------+----------+-----+-----+------+------+------|
|120MHz | 50MHz | 2x |1 & 2|2 & 3|Closed|Closed| Open |
|-------+--------+----------+-----+-----+------+------+------|
|133MHz | 55MHz | 2x |1 & 2|2 & 3| Open | Open | Open |
|-------+--------+----------+-----+-----+------+------+------|
|150MHz | 60MHz | 2x |1 & 2|2 & 3|Closed| Open | Open |
|-------+--------+----------+-----+-----+------+------+------|
|166MHz | 66MHz | 2x |1 & 2|2 & 3| Open |Closed| Open |
|-------+--------+----------+-----+-----+------+------+------|
|200MHz | 66MHz | 2x |1 & 2|2 & 3| Open | Open |Closed|
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AMD) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier| JP6 | JP7 | S1 | S2 | S3 |
| speed | speed | | | | | | |
|-------+----------+----------+-----+-----+------+------+----|
| 75MHz | 50MHz | 1.5x |1 & 2|1 & 2|Closed|Closed|Open|
|-------+----------+----------+-----+-----+------+------+----|
| 90MHz | 60MHz | 1.5x |1 & 2|1 & 2|Closed| Open |Open|
|-------+----------+----------+-----+-----+------+------+----|
|100MHz | 66MHz | 1.5x |1 & 2|1 & 2| Open |Closed|Open|
|-------+----------+----------+-----+-----+------+------+----|
|120MHz | 60MHz | 1.5x |1 & 2|1 & 2|Closed| Open |Open|
|-------+----------+----------+-----+-----+------+------+----|
|150MHz | 66MHz | 1.5x |1 & 2|1 & 2| Open |Closed|Open|
|-------+----------+----------+-----+-----+------+------+----|
|166MHz | 66MHz | 2.5x |2 & 3|2 & 3| Open | Open |Open|
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL) |
|------------------------------------------------------------|
| CPU | Clock |Multiplier| JP6 | JP7 | S1 | S2 | S3 |
| speed | speed | | | | | | |
|-------+----------+----------+-----+-----+------+------+----|
| 75MHz | 50MHz | 1.5x |1 & 2|1 & 2|Closed|Closed|Open|
|-------+----------+----------+-----+-----+------+------+----|
| 90MHz | 60MHz | 1.5x |1 & 2|1 & 2|Closed| Open |Open|
|-------+----------+----------+-----+-----+------+------+----|
|100MHz | 66MHz | 1.5x |1 & 2|1 & 2| Open |Closed|Open|
|-------+----------+----------+-----+-----+------+------+----|
|120MHz | 60MHz | 2x |1 & 2|2 & 3|Closed| Open |Open|
|-------+----------+----------+-----+-----+------+------+----|
|133MHz | 66MHz | 2x |1 & 2|2 & 3| Open |Closed|Open|
|-------+----------+----------+-----+-----+------+------+----|
|150MHz | 60MHz | 2.5x |2 & 3|2 & 3|Closed| Open |Open|
|-------+----------+----------+-----+-----+------+------+----|
|166MHz | 66MHz | 2.5x |2 & 3|2 & 3| Open |Closed|Open|
|-------+----------+----------+-----+-----+------+------+----|
|200MHz | 66MHz | 3x |2 & 3|1 & 2| Open |Closed|Open|
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION |
|------------------------------------------------------------|
| Voltage | V core | JP1 | S4 | S5 | S6 |
|---------------+--------+--------+--------+--------+--------|
| 3.4v (single) | N/A | Closed | Closed | Closed | Closed |
|---------------+--------+--------+--------+--------+--------|
| 3.4v (dual) | 2.8v | Closed | Open | Open | Open |
|---------------+--------+--------+--------+--------+--------|
| 3.5v (single) | N/A | Open | Closed | Closed | Closed |
+------------------------------------------------------------+