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# AQUARIUS SYSTEMS, INC.
ASI-486T
Processor 80486SX
Processor Speed 25/33MHz
Chip Set Intel
Max. Onboard DRAM 64MB
Cache 64/128/256KB (on external memory card)
BIOS Unidentified
Dimensions 330mm x 218mm
I/O Options External memory card
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+----------+-------------------+----------|
| External battery | CON1 | Turbo LED | JP5 |
|------------------+----------+-------------------+----------|
| Reset switch | CON4 | Turbo switch | JP6 |
|------------------+----------+-------------------+----------|
| Speaker | CON5 | External memory | S1 |
| | | card connector | |
|------------------+----------+-------------------+----------|
| Power LED & | CON6 | | |
| keylock | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Power good signal detect from | JP2 | pins 1 & 2 |
| | power supply | | closed |
|---+----------------------------------+--------+------------|
| | Power good signal detect from | JP2 | pins 2 & 3 |
| | board | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | TP2 | pins 1 & 2 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | TP3 | pins 1 & 2 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | TP4 | pins 1 & 2 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | TP5 | pins 1 & 2 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | TP6 | pins 1 & 2 |
| | alter | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|------+-------------+-------------+------------+------------|
| 1MB | (4) 256K x | NONE | NONE | NONE |
| | 9 | | | |
|------+-------------+-------------+------------+------------|
| 2MB | (4) 256K x | (4) 256K x | NONE | NONE |
| | 9 | 9 | | |
|------+-------------+-------------+------------+------------|
| 3MB | (4) 256K x | (4) 256K x | (4) 256K x | NONE |
| | 9 | 9 | 9 | |
|------+-------------+-------------+------------+------------|
| 4MB | (4) 256K x | (4) 256K x | (4) 256K x | (4) 256K x |
| | 9 | 9 | 9 | 9 |
|------+-------------+-------------+------------+------------|
| 4MB | (4) 1M x 9 | NONE | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 8MB | (4) 1M x 9 | (4) 1M x 9 | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 12MB | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 | NONE |
|------+-------------+-------------+------------+------------|
| 16MB | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 |
|------+-------------+-------------+------------+------------|
| 16MB | (4) 4M x 9 | NONE | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 32MB | (4) 4M x 9 | (4) 4M x 9 | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 48MB | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 | NONE |
|------+-------------+-------------+------------+------------|
| 64MB | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 |
|------------------------------------------------------------|
| Note: Bank 2 and Bank 3 are located on the external memory |
| card. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | JP4 |
|----------------------------+-------------------------------|
| 25MHz | pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 33MHz | pins 2 & 3 closed |
+------------------------------------------------------------+
IMG IMG 2
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | TAG |
|------------+---------------+---------------+---------------|
| 64KB | (4) 8K x 8 | (4) 8K x 8 | (2) 16K x 4 |
|------------+---------------+---------------+---------------|
| 128KB | (4) 32K x 8 | NONE | (2) 64K x 4 |
|------------+---------------+---------------+---------------|
| 256KB | (4) 32K x 8 | (4) 32K x 8 | (2) 64K x 4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE RESISTER CONFIGURATION |
|------------------------------------------------------------|
| Size | RN1 | RN2 | RN3 |
|------------+---------------+---------------+---------------|
| 64KB | Installed | Not installed | Not installed |
|------------+---------------+---------------+---------------|
| 128KB | Not installed | Installed | Not installed |
|------------+---------------+---------------+---------------|
| 256KB | Not installed | Not installed | Installed |
+------------------------------------------------------------+