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# PINE TECHNOLOGY
PT-311
Processor 80386DX
Processor Speed 33/40MHz
Chip Set Unidentified
Max. Onboard DRAM 32MB
Cache 32/64/128/256KB
BIOS AMI
Dimensions 220mm x 220mm
I/O Options None
NPU Options 80387DX
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+----------+-------------------+----------|
| External battery | J1 | Reset switch | J4 |
|------------------+----------+-------------------+----------|
| Turbo LED | J2 | Speaker | J5 |
|------------------+----------+-------------------+----------|
| Turbo switch | J3 | Power LED & | J6 |
| | | keylock | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Battery type select internal | W1 | Closed |
|---+----------------------------------+--------+------------|
| | Battery type select external | W1 | Open |
|---+----------------------------------+--------+------------|
| » | Monitor type select color | W2 | Closed |
|---+----------------------------------+--------+------------|
| | Monitor type select monochrome | W2 | Open |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | W3 | N/A |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Parity disabled | W16 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Parity enabled | W16 | pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 1MB | (4) 256K x 9 | NONE |
|------------------+--------------------+--------------------|
| 2MB | (4) 256K x 9 | (4) 256K x 9 |
|------------------+--------------------+--------------------|
| 4MB | (4) 1M x 9 | NONE |
|------------------+--------------------+--------------------|
| 5MB | (4) 256K x 9 | (4) 1M x 9 |
|------------------+--------------------+--------------------|
| 8MB | (4) 1M x 9 | (4) 1M x 9 |
|------------------+--------------------+--------------------|
| 16MB | (4) 4M x 9 | NONE |
|------------------+--------------------+--------------------|
| 17MB | (4) 256K x 9 | (4) 4M x 9 |
|------------------+--------------------+--------------------|
| 20MB | (4) 1M x 9 | (4) 4M x 9 |
|------------------+--------------------+--------------------|
| 32MB | (4) 4M x 9 | (4) 4M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | TAG |
|------------+---------------+---------------+---------------|
| 32KB | (4) 8K x 8 | NONE | (1) 8K x 8 |
|------------+---------------+---------------+---------------|
| 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 CONFIGURATION |
|------------------------------------------------------------|
| Size | W8 | W9 | W10 | W11 | W12 | W13 | W14 | W15 |
|-------+-----+-----+------+------+------+------+-----+------|
| 32KB | 1 & | 1 & | 1 & | 1 & | 2 & | 1 & | 1 & | Open |
| | 2 | 2 | 2 | 2 | 3 | 2 | 2 | |
|-------+-----+-----+------+------+------+------+-----+------|
| 64KB | 2 & | 1 & | 1 & | 2 & | 1 & | 1 & | 1 & | Open |
| | 3 | 2 | 2 | 3 | 2 | 2 | 2 | |
|-------+-----+-----+------+------+------+------+-----+------|
| 128KB | 2 & | 2 & | 2 & | 2 & | 2 & | 1 & | 1 & | 1 & |
| | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 |
|-------+-----+-----+------+------+------+------+-----+------|
| 256KB | 2 & | 2 & | 2 & | 2 & | 1 & | 2 & | 2 & | 2 & |
| | 3 | 3 | 3 | 3 | 2 | 3 | 3 | 3 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| NPU CONFIGURATION |
|------------------------------------------------------------|
| Setting | W4 | W7 |
|--------------------+-------------------+-------------------|
| Disabled | Open | Open |
|--------------------+-------------------+-------------------|
| Enabled | Closed | Closed |
+------------------------------------------------------------+