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# OLIVETTI
PCS30/PCS40 (486-VC)
Processor 80486SX/80487SX/80486DX/80486DX2
Processor Speed 25/33/50(internal)/66(internal)MHz
Chip Set Unidentified
Maximum Onboard Memory 32MB
Cache 64/128/256KB
BIOS Unidentified
Dimensions 254mm x 218mm
I/O Options None
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|-----------------+----------+---------------------+---------|
| Turbo LED | J7 | Speaker | J10 |
|-----------------+----------+---------------------+---------|
| Turbo switch | J8 | Power LED & keylock | J11 |
|-----------------+----------+---------------------+---------|
| Reset switch | J9 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Setting | Label | Position |
|-----------------------------------------+-------+----------|
| » | CMOS memory normal operation | J2 | Open |
|---+-------------------------------------+-------+----------|
| | CMOS memory clear | J2 | Closed |
|---+-------------------------------------+-------+----------|
| » | Monitor type select | J3 | Open |
| | monochrome/EGA/VGA | | |
|---+-------------------------------------+-------+----------|
| | Monitor type select color | J3 | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM |
|------------------------------------------------------------|
| 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 |
|------------------+--------------------+--------------------|
| 20MB | (4) 4M x 9 | (4) 1M x 9 |
|------------------+--------------------+--------------------|
| 32MB | (4) 4M x 9 | (4) 4M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE SIZE |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | TAG |
|------------+---------------+---------------+---------------|
| 64KB | (4) 8K x 8 | (4) 8K x 8 | (1) 8K x 8 |
|------------+---------------+---------------+---------------|
| 128KB | (4) 32K x 8 | None | (1) 8K x 8 |
|------------+---------------+---------------+---------------|
| 256KB | (4) 32K x 8 | (4) 32K x 8 | (1) 32K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER |
|------------------------------------------------------------|
| Size | JS1 | JS2 |
|------------------+--------------------+--------------------|
| 64KB | Pins 1 & 2 closed | Pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 128KB | Pins 1 & 2 closed | Pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| 256KB | Pins 2 & 3 closed | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE |
|------------------------------------------------------------|
| Setting | JC1 | JC2 | JC3 | JC4 |
|----------+------------+------------+-----------+-----------|
| 80486SX | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & | Open |
| | closed | closed | 3 closed | |
|----------+------------+------------+-----------+-----------|
| 80487SX | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & | Pins 2 & |
| | closed | closed | 3 closed | 3 closed |
|----------+------------+------------+-----------+-----------|
| 80486DX | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & | Pins 1 & |
| | closed | closed | 2 closed | 2 closed |
|----------+------------+------------+-----------+-----------|
| 80486DX2 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & | Pins 1 & |
| | closed | closed | 2 closed | 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED |
|------------------------------------------------------------|
| Setting | JK1 | JK2 |
|------------------+--------------------+--------------------|
| 25MHz | Pins 1 & 2 closed | Pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 33MHz | Pins 2 & 3 closed | Pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| 50iMHz | Pins 1 & 2 closed | Pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 66iMHz | Pins 2 & 3 closed | Pins 2 & 3 closed |
+------------------------------------------------------------+