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# MYLEX CORPORATION
MGPT-PNTM-B1
Processor Pentium
Processor Speed 75/90/100/120/133/150MHz
Chip Set Intel
Video Chip Set None
Maximum Onboard 128MB (EDO supported)
Memory
Maximum Video None
Memory
Cache 256/512KB
BIOS Award
Dimensions 330mm x 220mm
I/O Options 32-bit PCI slots (4), floppy drive interface,
green PC connector, IDE interfaces (2),
parallel port, serial ports (2), VRM
connector
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Floppy drive | J5 | Turbo switch | JP21 |
| interface | | | |
|-------------------+----------+------------------+----------|
| Serial port 2 | J7 | IDE interface | JP22 |
| | | LED | |
|-------------------+----------+------------------+----------|
| Parallel port | J8 | Green PC | JP23 |
| | | connector | |
|-------------------+----------+------------------+----------|
| Serial port 1 | J9 | Turbo LED | JP24 |
|-------------------+----------+------------------+----------|
| IDE interface 1 | J10 | Reset switch | JP25 |
|-------------------+----------+------------------+----------|
| IDE interface 2 | J11 | 32-bit PCI slots | PC1 – |
| | | | PC4 |
|-------------------+----------+------------------+----------|
| Power LED & | JP19 | VRM connector | VRM |
| keylock | | | |
|-------------------+----------+------------------+----------|
| Speaker | JP20 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM 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 |
|---------------+----------------------+---------------------|
| 96MB | (2) 8M x 36 | (2) 4M x 36 |
|---------------+----------------------+---------------------|
| 128MB | (2) 8M x 36 | (2) 8M x 36 |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. Board also accepts x |
| 32 SIMMs. Memory installed in Banks 1 & 2 is |
| interchangeable. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | TAG |
|------------------+--------------------+--------------------|
| 256KB | (8) 32K x 8 | (1) 8K x 8 |
|------------------+--------------------+--------------------|
| 512KB | (8) 64K x 8 | (1) 16K/32K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP10 |
|----------------------------+-------------------------------|
| 256KB | Pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 512KB | Pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE VOLTAGE CONFIGURATION |
|------------------------------------------------------------|
| Voltage | JP12 |
|----------------------------+-------------------------------|
| 3.3v | Pins 5 & 6, 7 & 8 closed |
|----------------------------+-------------------------------|
| 5v | Pins 1 & 2, 3 & 4 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION |
|------------------------------------------------------------|
| CPU | Clock | Multiplier | JP4 | JP6 | JP11 | JP27 |
| speed | speed | | | | | |
|--------+--------+------------+-----+-----+--------+--------|
| 75MHz | 50MHz | 1.5x | 3 & | 1 & | Open | Open |
| | | | 5, | 2 | | |
| | | | 4 & | | | |
| | | | 6 | | | |
|--------+--------+------------+-----+-----+--------+--------|
| 90MHz | 60MHz | 1.5x | 2 & | 2 & | Open | Open |
| | | | 4, | 3 | | |
| | | | 3 & | | | |
| | | | 5 | | | |
|--------+--------+------------+-----+-----+--------+--------|
| 100MHz | 66MHz | 1.5x | 1 & | 2 & | Open | Open |
| | | | 3, | 3 | | |
| | | | 4 & | | | |
| | | | 6 | | | |
|--------+--------+------------+-----+-----+--------+--------|
| 120MHz | 60MHz | 2x | 2 & | 2 & | Closed | Open |
| | | | 4, | 3 | | |
| | | | 3 & | | | |
| | | | 5 | | | |
|--------+--------+------------+-----+-----+--------+--------|
| 133MHz | 66MHz | 2x | 1 & | 2 & | Closed | Open |
| | | | 3, | 3 | | |
| | | | 4 & | | | |
| | | | 6 | | | |
|--------+--------+------------+-----+-----+--------+--------|
| 150MHz | 60MHz | 2.5x | 2 & | 2 & | Closed | Closed |
| | | | 4, | 3 | | |
| | | | 3 & | | | |
| | | | 5 | | | |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION |
|------------------------------------------------------------|
| Voltage | JP16 |
|----------------------------+-------------------------------|
| STD | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| STD/VRE | Pins 5 & 6 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VOLTAGE REGULATOR SELECTION |
|------------------------------------------------------------|
| Setting | VRM |
|----------------------------+-------------------------------|
| VRM not installed | Pins 6 & 7, 21 & 22 closed |
|----------------------------+-------------------------------|
| VRM installed | VRM installed |
+------------------------------------------------------------+