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# OLIVETTI
M380-XP4(BA842), M380-XP7(BA842, BA825),
M380-XP9(BA833)
Processor 80386SX
Processor Speed 25MHz (XP4/XP7)
33MHz (XP9)
Chip Set Unidentified
Video Chip Set None
Maximum Onboard Memory 32MB
Maximum Video Memory None
Cache 32KB
BIOS Unidentified
Dimensions 330mm x 218mm
I/O Options Parallel port, serial port
NPU Options 80387SX/3167
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|----------------+--------------+-------------+--------------|
| Parallel port | Unidentified | Serial port | Unidentified |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-----------------------------------------+-------+----------|
| | Mainboard RAM enabled | JP5 | Closed |
|---+-------------------------------------+-------+----------|
| | Mainboard RAM disabled | JP5 | Open |
|---+-------------------------------------+-------+----------|
| | NPU clock select system clock | JP6 | Open |
|---+-------------------------------------+-------+----------|
| | NPU clock select external clock | JP6 | Closed |
|---+-------------------------------------+-------+----------|
| | Pipeline mode enabled | JP7 | Closed |
|---+-------------------------------------+-------+----------|
| | Pipeline mode disabled | JP7 | Open |
|---+-------------------------------------+-------+----------|
| | Serial port clock select system | JP8 | Closed |
| | clock | | |
|---+-------------------------------------+-------+----------|
| | Serial port clock select external | JP8 | Open |
| | clock | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 4MB | (4) 1M x 9 | None |
|------------------+--------------------+--------------------|
| 8MB | (4) 1M x 9 | (4) 1M x 9 |
|------------------+--------------------+--------------------|
| 16MB | (4) 4M x 9 | None |
|------------------+--------------------+--------------------|
| 32MB | (4) 4M x 9 | (4) 4M x 9 |
|------------------------------------------------------------|
| Note: The location of banks 0 & 1 are unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP3 | JP4 |
|------------------+--------------------+--------------------|
| 4MB | Closed | Closed |
|------------------+--------------------+--------------------|
| 8MB | Open | Closed |
|------------------+--------------------+--------------------|
| 16MB | Closed | Open |
|------------------+--------------------+--------------------|
| 32MB | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION |
|------------------------------------------------------------|
| RAM from 12MB to 16MB | JPR4 |
|-------------------------------+----------------------------|
| Enabled as cache | Pins 2 & 3 closed |
|-------------------------------+----------------------------|
| Managed by I/O controller | Pins 1 & 2 closed |
|-------------------------------+----------------------------|
| Disabled | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Note: 32KB cache is factory installed and is not |
| configurable. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION |
|------------------------------------------------------------|
| Speed | JPR1 | JPR2 |
|-------------------+--------------------+-------------------|
| 25MHz (XP4, XP7) | Pins 1 & 2 closed | Pins 2 & 3 closed |
|-------------------+--------------------+-------------------|
| 33MHz (XP9) | Pins 2 & 3 closed | Pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU CLOCK SPEED SELECTION |
|------------------------------------------------------------|
| Speed | JP1 | JP2 |
|--------------------+-------------------+-------------------|
| 16MHz (not used) | Closed | Closed |
|--------------------+-------------------+-------------------|
| 20MHz (not used) | Closed | Closed |
|--------------------+-------------------+-------------------|
| 25MHz (XP7) | Open | Closed |
|--------------------+-------------------+-------------------|
| 33MHz (XP9) | Closed | Open |
|--------------------+-------------------+-------------------|
| 40MHz (not used) | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT SELECTION |
|------------------------------------------------------------|
| Setting | JP11 | JP12 |
|--------------------+-------------------+-------------------|
| Compaq | Open | Open |
|--------------------+-------------------+-------------------|
| IBM | Closed | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIOS SELECTION |
|------------------------------------------------------------|
| Size | JP9 | JP10 |
|-------------------+--------------------+-------------------|
| 27256 | Closed | Open |
|-------------------+--------------------+-------------------|
| 27512 | Open | Closed |
+------------------------------------------------------------+