TEXT View Source
# MICRONICS COMPUTERS, INC.
MX30 VL-BUS
Processor 80486SX/80486DX/ODP486SX/80486DX2
Processor Speed 25/33/50(internal)/66(internal)MHz
Chip Set Micronics
Max. Onboard DRAM 64MB
Cache 64/128/256KB
BIOS Phoenix
Dimensions 330mm x 218mm
I/O Options 32-bit VESA local bus slots (2)
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|----------------------+----------+---------------+----------|
| External Battery | J6 | Reset switch | W25 |
|----------------------+----------+---------------+----------|
| Speaker | J24 | Turbo switch | W26 |
|----------------------+----------+---------------+----------|
| 32-bit VESA Local | S1 & S2 | Turbo LED | W27 |
| bus slots | | | |
|----------------------+----------+---------------+----------|
| External keyboard | W2 | Power LED & | W28 |
| connector | | keylock | |
|------------------------------------------------------------|
| Note:MX30 VL-Bus will come standard with a Dallas Real |
| Time Clock or with the external battery connector, J6. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Parity enabled | W3 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Parity disabled | W3 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | W4 | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Dallas real time clock installed | W5 | Closed |
|---+----------------------------------+--------+------------|
| | Other manufacturer’s real time | W5 | Open |
| | clock installed | | |
|---+----------------------------------+--------+------------|
| » | Monitor type select color | W6 | Open |
|---+----------------------------------+--------+------------|
| | Monitor type select monochrome | W6 | Closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | W10 | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | W12 | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | W14 | pins 1 & 2 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | W15 | pins 1 & 2 |
| | alter | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|------+-------------+-------------+------------+------------|
| 1MB | (1) 256K x | NONE | NONE | NONE |
| | 36 | | | |
|------+-------------+-------------+------------+------------|
| 2MB | (1) 256K x | (1) 256K x | NONE | NONE |
| | 36 | 36 | | |
|------+-------------+-------------+------------+------------|
| 4MB | (1) 1M x 36 | NONE | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 6MB | (1) 256K x | (1) 256K x | (1) 1M x | NONE |
| | 36 | 36 | 36 | |
|------+-------------+-------------+------------+------------|
| 8MB | (1) 1M x 36 | (1) 1M x 36 | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 10MB | (1) 256K x | (1) 256K x | (1) 1M x | (1) 1M x |
| | 36 | 36 | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 12MB | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x | NONE |
| | | | 36 | |
|------+-------------+-------------+------------+------------|
| 16MB | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x | (1) 1M x |
| | | | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 16MB | (1) 4M x 36 | NONE | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 18MB | (1) 256K x | (1) 256K x | (1) 4M x | NONE |
| | 36 | 36 | 36 | |
|------+-------------+-------------+------------+------------|
| 20MB | (1) 1M x 36 | (1) 4M x 36 | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 24MB | (1) 1M x 36 | (1) 1M x 36 | (1) 4M x | NONE |
| | | | 36 | |
|------+-------------+-------------+------------+------------|
| 32MB | (1) 4M x 36 | (1) 4M x 36 | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 36MB | (1) 1M x 36 | (1) 4M x 36 | (1) 4M x | NONE |
| | | | 36 | |
|------+-------------+-------------+------------+------------|
| 40MB | (1) 1M x 36 | (1) 1M x 36 | (1) 4M x | (1) 4M x |
| | | | 36 | 36 |
|------+-------------+-------------+------------+------------|
| 48MB | (1) 4M x 36 | (1) 4M x 36 | (1) 4M x | NONE |
| | | | 36 | |
|------+-------------+-------------+------------+------------|
| 64MB | (1) 4M x 36 | (1) 4M x 36 | (1) 4M x | (1) 4M x |
| | | | 36 | 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| 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 CONFIGURATION |
|------------------------------------------------------------|
| Size | W8 | W11 | W13 | W18 | W19 |
|-------+------------+----------+----------+--------+--------|
| 64KB | pins 2 & 3 | pins 2 & | pins 1 & | pins 1 | pins 1 |
| | | 3 | 2 | & 2 | & 2 |
|-------+------------+----------+----------+--------+--------|
| 128KB | pins 1 & 2 | pins 1 & | pins 2 & | pins 2 | pins 1 |
| | | 2 | 3 | & 3 | & 2 |
|-------+------------+----------+----------+--------+--------|
| 256KB | pins 2 & 3 | pins 2 & | pins 2 & | pins 2 | pins 2 |
| | | 3 | 3 | & 3 | & 3 |
|------------------------------------------------------------|
| Note:Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| U1 | U2 | W22 | W23 |
|------------------+---------+------------------+------------|
| None | 80486SX | pins 1 & 2 | pins 1 & 2 |
| | | closed | closed |
|------------------+---------+------------------+------------|
| 80486SX | None | pins 1 & 2 | pins 1 & 2 |
| | | closed | closed |
|------------------+---------+------------------+------------|
| 80486DX/80486DX2 | 80486SX | pins 2 & 3 | pins 2 & 3 |
| | | closed | closed |
|------------------+---------+------------------+------------|
| 80486DX/80486DX2 | None | pins 2 & 3 | pins 2 & 3 |
| | | closed | closed |
|------------------+---------+------------------+------------|
| ODP486SX | 80486SX | pins 2 & 3 | pins 2 & 3 |
| | | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | W20 | W21 |
|------------------+--------------------+--------------------|
| 25MHz | pins 2 & 3 closed | pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| 33MHz | pins 1 & 2 closed | pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| 50i MHz | pins 2 & 3 closed | pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| 66i MHz | pins 1 & 2 closed | pins 2 & 3 closed |
+------------------------------------------------------------+