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# AMPTRON INTERNATIONAL, INC.
PM-7500
Processor Pentium
Processor 75/90/100/120/133MHz
Speed
Chip Set Intel
Max. Onboard 128MB
DRAM
Cache 256/512KB
BIOS Award
Dimensions 330mm x 218mm
I/O Options 32-bit PCI slots (4), floppy drive interface, IDE
interfaces (2), parallel port, serial ports (2)
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Serial port 2 | CN1 | IDE interface | JP17 |
| | | LED | |
|-------------------+----------+------------------+----------|
| Serial port 1 | CN2 | Reset switch | JP18 |
|-------------------+----------+------------------+----------|
| Floppy drive | CN3 | Power LED & | JP19 |
| interface | | keylock | |
|-------------------+----------+------------------+----------|
| IDE interface 2 | CN4 | Speaker | JP20 |
|-------------------+----------+------------------+----------|
| IDE interface 1 | CN5 | External battery | JP23 |
|-------------------+----------+------------------+----------|
| Parallel port | CN6 | 32-bit PCI slots | PC1 - |
| | | | PC4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|----------------------------------+--------+----------------|
| » | CMOS memory normal operation | JP10 | Open |
|---+------------------------------+--------+----------------|
| | CMOS memory clear | JP10 | Closed |
|---+------------------------------+--------+----------------|
| » | BIOS type select 5v EPROM | JP16 | Open |
|---+------------------------------+--------+----------------|
| | BIOS type select 12v flash | JP16 | Closed |
|---+------------------------------+--------+----------------|
| » | Battery type select internal | JP23 | pins 2 & 3 |
| | | | closed |
|---+------------------------------+--------+----------------|
| | Battery type select external | JP23 | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 8MB | (2) 1M x 36 | NONE |
|------------------+--------------------+--------------------|
| 8MB | NONE | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 16MB | (2) 2M x 36 | NONE |
|------------------+--------------------+--------------------|
| 16MB | NONE | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 16MB | (2) 1M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 24MB | (2) 1M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 24MB | (2) 2M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (2) 4M x 36 | NONE |
|------------------+--------------------+--------------------|
| 32MB | NONE | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (2) 2M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 40MB | (2) 1M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 40MB | (2) 4M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 48MB | (2) 2M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 48MB | (2) 4M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 64MB | (2) 8M x 36 | NONE |
|------------------+--------------------+--------------------|
| 64MB | NONE | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 64MB | (2) 4M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 72MB | (2) 1M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 72MB | (2) 8M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 80MB | (2) 2M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 80MB | (2) 8M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 96MB | (2) 4M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 96MB | (2) 8M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 128MB | (2) 8M x 36 | (2) 8M x 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 |
|----------+---------------+--------------+------------------|
| 256KB | (4) 32K x 8 | (4) 32K x 8 | Not installed |
|----------+---------------+--------------+------------------|
| 256KB | NONE | NONE | Installed |
|----------+---------------+--------------+------------------|
| 512KB | (4) 64K x 8 | (4) 64K x 8 | Not installed |
|------------------------------------------------------------|
| Note: If board has cache installed in Bank 2, do not |
| install any cache in Banks 0 & 1. Bank 2 will be factory |
| installed and is not configurable. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP8 |
|----------------------------+-------------------------------|
| 256KB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 512KB | pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE VOLTAGE CONFIGURATION |
|------------------------------------------------------------|
| Voltage | JP21A | JP21B | JP21C |
|---------+----------------+----------------+----------------|
| 3.3v | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
| | closed | closed | closed |
|---------+----------------+----------------+----------------|
| 5v | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU CLOCK SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | JP4 | JP6 | JP7 |
|------------+-------------------+-------------+-------------|
| 50MHz | pins 1 & 2 closed | Closed | Closed |
|------------+-------------------+-------------+-------------|
| 60MHz | pins 2 & 3 closed | Open | Closed |
|------------+-------------------+-------------+-------------|
| 66MHz | pins 2 & 3 closed | Closed | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU INTERNAL CLOCK SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | JP13 | JP22 |
|-------------------+--------------------+-------------------|
| 1.5x | Open | Open |
|-------------------+--------------------+-------------------|
| 2x | Closed | Open |
|-------------------+--------------------+-------------------|
| 2.5x | Closed | Closed |
|-------------------+--------------------+-------------------|
| 3x | Open | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE CONFIGURATION |
|------------------------------------------------------------|
| Voltage | J10 |
|----------------------------+-------------------------------|
| 3.3v | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 3.5v | pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DMA CONFIGURATION |
|------------------------------------------------------------|
| DMA | JP2 | JP3 |
|------------------+--------------------+--------------------|
| DMA 1 | pins 1 & 2 closed | pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| DMA 3 | pins 2 & 3 closed | pins 2 & 3 closed |
+------------------------------------------------------------+