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# ADVANCED INTEGRATION RESEARCH, INC.
486EL EISA
Processor 80486DX
Processor Speed 25/33/50MHz
Chip Set Intel
Max. Onboard DRAM 64MB
Cache 64/256KB
BIOS AMI/Phoenix
Dimensions 355mm x 304mm
I/O Options Bus mouse port, serial ports (2), parallel
port
NPU Options 4167
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|--------------------+-----------+----------------+----------|
| Serial port 1 | C1 | Speaker | J5 |
|--------------------+-----------+----------------+----------|
| Serial port 2 | C2 | Turbo switch | JP11 |
|--------------------+-----------+----------------+----------|
| Power LED & | J1 | Parallel port | P1 |
| keylock | | | |
|--------------------+-----------+----------------+----------|
| Reset switch | J2 | Bus mouse port | P2 |
|--------------------+-----------+----------------+----------|
| Turbo LED | J3 pins 1 | | |
| | & 2 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
|------+-------------+-------------+------------+------------|
| 9MB | (4) 256K x | (4) 1M x 9 | (4) 1M x 9 | NONE |
| | 9 | | | |
|------+-------------+-------------+------------+------------|
| 10MB | (4) 256K x | (4) 256K x | (4) 1M x 9 | (4) 1M x 9 |
| | 9 | 9 | | |
|------+-------------+-------------+------------+------------|
| 12MB | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 | NONE |
|------+-------------+-------------+------------+------------|
| 13MB | (4) 256K x | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 |
| | 9 | | | |
|------+-------------+-------------+------------+------------|
| 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 |
|------+-------------+-------------+------------+------------|
| 17MB | (4) 256K x | (4) 4M x 9 | NONE | NONE |
| | 9 | | | |
|------+-------------+-------------+------------+------------|
| 18MB | (4) 256K x | (4) 256K x | (4) 4M x 9 | NONE |
| | 9 | 9 | | |
|------+-------------+-------------+------------+------------|
| 19MB | (4) 256K x | (4) 256K x | (4) 256K x | (4) 4M x 9 |
| | 9 | 9 | 9 | |
|------+-------------+-------------+------------+------------|
| 20MB | (4) 1M x 9 | (4) 4M x 9 | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 21MB | (4) 256K x | (4) 1M x 9 | (4) 4M x 9 | NONE |
| | 9 | | | |
|------+-------------+-------------+------------+------------|
| 22MB | (4) 256K x | (4) 256K x | (4) 1M x 9 | (4) 4M x 9 |
| | 9 | 9 | | |
|------+-------------+-------------+------------+------------|
| 24MB | (4) 1M x 9 | (4) 1M x 9 | (4) 4M x 9 | NONE |
|------+-------------+-------------+------------+------------|
| 25MB | (4) 256K x | (4) 1M x 9 | (4) 1M x 9 | (4) 4M x 9 |
| | 9 | | | |
|------+-------------+-------------+------------+------------|
| 28MB | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 | (4) 4M x 9 |
|------+-------------+-------------+------------+------------|
| 32MB | (4) 4M x 9 | (4) 4M x 9 | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 33MB | (4) 256K x | (4) 4M x 9 | (4) 4M x 9 | NONE |
| | 9 | | | |
|------+-------------+-------------+------------+------------|
| 34MB | (4) 256K x | (4) 256K x | (4) 4M x 9 | (4) 4M x 9 |
| | 9 | 9 | | |
|------+-------------+-------------+------------+------------|
| 36MB | (4) 1M x 9 | (4) 4M x 9 | (4) 4M x 9 | NONE |
|------+-------------+-------------+------------+------------|
| 40MB | (4) 1M x 9 | (4) 1M x 9 | (4) 4M x 9 | (4) 4M x 9 |
|------+-------------+-------------+------------+------------|
| 48MB | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 | NONE |
|------+-------------+-------------+------------+------------|
| 49MB | (4) 256K x | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 |
| | 9 | | | |
|------+-------------+-------------+------------+------------|
| 52MB | (4) 1M x 9 | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 |
|------+-------------+-------------+------------+------------|
| 64MB | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 |
|----------------------------+-------------------------------|
| 64KB | (8) 8K x 8 |
|----------------------------+-------------------------------|
| 256KB | (8) 32K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | JP12 | JP14 |
|-------------------+--------------------+-------------------|
| 64KB | pins 1 & 2 closed | Open |
|-------------------+--------------------+-------------------|
| 256KB | pins 2 & 3 closed | Closed |
+------------------------------------------------------------+