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# MICRONICS COMPUTERS, INC.
MICRONICS 386 (VER. 5.0)
Processor 80386SX
Processor Speed 20/25/33MHz
Chip Set Unidentified
Max. Onboard DRAM 16MB (on external memory card)
Cache 32/64KB
BIOS Phoenix
Dimensions 355mm x 305mm
I/O Options External memory card
NPU Options 80387SX/3167
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| External battery | J2 | Turbo LED | W9 |
|-------------------+----------+------------------+----------|
| Power LED & | J21 | Turbo switch | W15 |
| keylock | | | |
|-------------------+----------+------------------+----------|
| Speaker | J22 | External memory | SL1 |
| | | card | |
|-------------------+----------+------------------+----------|
| Reset switch | W1 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper/Switch | Position |
|---------------------------------+---------------+----------|
| » | Factory configured - do not | SW1/1 | On |
| | alter | | |
|---+-----------------------------+---------------+----------|
| » | NPU disabled | SW1/2 | Off |
|---+-----------------------------+---------------+----------|
| | NPU enabled | SW1/2 | On |
|---+-----------------------------+---------------+----------|
| » | Factory configured - do not | SW1/3 | Off |
| | alter | | |
|---+-----------------------------+---------------+----------|
| » | EGA/BIOS relocated | SW1/4 | On |
|---+-----------------------------+---------------+----------|
| | EGA/BIOS not relocated | SW1/4 | Off |
|---+-----------------------------+---------------+----------|
| » | Factory configured - do not | SW1/5 | Off |
| | alter | | |
|---+-----------------------------+---------------+----------|
| » | Monitor type select | SW1/6 | On |
| | CGA/EGA/VGA | | |
|---+-----------------------------+---------------+----------|
| | Monitor type select | SW1/6 | Off |
| | monochrome | | |
|---+-----------------------------+---------------+----------|
| » | Cache enabled | SW1/7 | On |
|---+-----------------------------+---------------+----------|
| | Cache disabled | SW1/7 | Off |
|---+-----------------------------+---------------+----------|
| » | Bus speed select low | SW1/8 | Off |
|---+-----------------------------+---------------+----------|
| | Bus speed select high | SW1/8 | On |
|---+-----------------------------+---------------+----------|
| » | Factory configured - do not | W3 | Closed |
| | alter | | |
|---+-----------------------------+---------------+----------|
| » | Factory configured - do not | W4 | Open |
| | alter | | |
|---+-----------------------------+---------------+----------|
| » | Factory configured - do not | W5 | Open |
| | alter | | |
|---+-----------------------------+---------------+----------|
| » | Factory configured - do not | W6 | Open |
| | alter | | |
|---+-----------------------------+---------------+----------|
| » | Factory configured - do not | W10 | Open |
| | alter | | |
|---+-----------------------------+---------------+----------|
| » | Non cacheable region at | W22 | Closed |
| | E0000 to EFFFF | | |
|---+-----------------------------+---------------+----------|
| | Non cacheable region at | W22 | Open |
| | D0000 to DFFFF | | |
|---+-----------------------------+---------------+----------|
| » | Factory configured - do not | W23 | N/A |
| | alter | | |
|------------------------------------------------------------|
| Note: The location of jumpers W4, W5, W6, & W10 are |
| unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 32KB | (4) 8K x 8 | NONE |
|------------------+--------------------+--------------------|
| 64KB | (4) 8K x 8 | (4) 8K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Setting | W12 | W13 |
|--------------------+------------------+--------------------|
| Direct map | Closed | pins 1 & 2 closed |
|--------------------+------------------+--------------------|
| Two way set | Open | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| NPU CONFIGURATION |
|------------------------------------------------------------|
| Setting | W7 | W8 |
|--------------------+--------------------+------------------|
| Asynchronous | pins 1 & 2 closed | Closed |
|--------------------+--------------------+------------------|
| Synchronous | pins 2 & 3 closed | Open |
+------------------------------------------------------------+
IMG IMG 2
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location |
|----------------------------------------+-------------------|
| Proprietary memory expansion connector | CN1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|---------------+----------------------+---------------------|
| 1MB | (36) 41256 | NONE |
|---------------+----------------------+---------------------|
| 2MB | (36) 41256 | (36) 41256 |
|---------------+----------------------+---------------------|
| 4MB | (36) 411000 | NONE |
|---------------+----------------------+---------------------|
| 5MB | (36) 41256 | (36) 411000 |
|---------------+----------------------+---------------------|
| 8MB | (36) 411000 | (36) 411000 |
|------------------------------------------------------------|
| Note: Expansion card has a maximum of 8MB. To install |
| 12MB or 16MB, install memory card at CN1. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION |
|------------------------------------------------------------|
|Size |SW1/1 |SW1/2 |SW1/3 |SW1/4 |SW1/5 |SW1/6 |SW1/7 |SW1/8|
|-----+------+------+------+------+------+------+------+-----|
| 1MB | On | Off | On | On | On | Off | Off | Off |
|-----+------+------+------+------+------+------+------+-----|
| 2MB | Off | On | On | On | On | Off | Off | Off |
|-----+------+------+------+------+------+------+------+-----|
| 4MB | On | On | Off | Off | On | Off | Off | Off |
|-----+------+------+------+------+------+------+------+-----|
| 5MB | Off | Off | Off | On | On | Off | Off | Off |
|-----+------+------+------+------+------+------+------+-----|
| 8MB | Off | On | Off | Off | On | Off | Off | Off |
|-----+------+------+------+------+------+------+------+-----|
|12MB | Off | Off | Off | Off | On | Off | Off | Off |
|-----+------+------+------+------+------+------+------+-----|
|16MB | Off | Off | Off | Off | On | Off | Off | Off |
|------------------------------------------------------------|
|Note: These chips are board specific. Refer to manual for |
|proper chip sizes. |
+------------------------------------------------------------+
IMG IMG 3
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location |
|----------------------------------------+-------------------|
| Proprietary memory expansion connector | CN1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 |
|----------+----------------+---------------+----------------|
| 1MB | (16) 44256 | NONE | NONE |
|----------+----------------+---------------+----------------|
| 2MB | (16) 44256 | (8) 44256 | NONE |
|----------+----------------+---------------+----------------|
| 5MB | (16) 44256 | NONE | (36) 411100 |
|----------+----------------+---------------+----------------|
| 6MB | (16) 44256 | (8) 44256 | (36) 411100 |
|------------------------------------------------------------|
| Note: Expansion card has a maximum of 6MB. To install |
| 16MB, install memory card at CN1. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION |
|------------------------------------------------------------|
|Size |SW1/1 |SW1/2 |SW1/3 |SW1/4 |SW1/5 |SW1/6 |SW1/7 |SW1/8|
|-----+------+------+------+------+------+------+------+-----|
| 1MB | Off | Off | Off | Off | On | On | On | On |
|-----+------+------+------+------+------+------+------+-----|
| 2MB | Off | Off | Off | On | On | On | On | On |
|-----+------+------+------+------+------+------+------+-----|
| 5MB | Off | On | On | Off | On | Off | On | On |
|-----+------+------+------+------+------+------+------+-----|
| 6MB | Off | On | Off | On | On | On | On | On |
|-----+------+------+------+------+------+------+------+-----|
|16MB | On | On | On | On | On | On | On | On |
|------------------------------------------------------------|
|Note: These chips are board specific. Refer to manual for |
|proper chip sizes. |
+------------------------------------------------------------+