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# CALIBER COMPUTER
80486 EISA
Processor 80486DX
Processor Speed 25/33/50MHz
Chip Set Intel
Max. Onboard DRAM 64MB
Cache 64/256KB
BIOS AMI
Dimensions 355mm x 305mm
I/O Options None
NPU Options 4167
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|----------------+----------+---------------------+----------|
| Reset switch | W1 | Power LED & keylock | W5 |
|----------------+----------+---------------------+----------|
| Turbo LED | W2 | Speaker | W6 |
|----------------+----------+---------------------+----------|
| Turbo switch | W3 | External battery | W10 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
|------+-------------+-------------+------------+------------|
| 5MB | (4) 256K x | (4) 1M x 9 | NONE | NONE |
| | 9 | | | |
|------+-------------+-------------+------------+------------|
| 6MB | (4) 256K x | (4) 256K x | (4) 1M x 9 | NONE |
| | 9 | 9 | | |
|------+-------------+-------------+------------+------------|
| 7MB | (4) 256K x | (4) 256K x | (4) 256K x | (4) 1M x 9 |
| | 9 | 9 | 9 | |
|------+-------------+-------------+------------+------------|
| 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 |
|------+-------------+-------------+------------+------------|
| 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 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 |
|------+----------+----------+----------+----------+---------|
| 1MB | Off | Off | Off | Off | Off |
|------+----------+----------+----------+----------+---------|
| 2MB | On | Off | Off | Off | Off |
|------+----------+----------+----------+----------+---------|
| 3MB | Off | On | Off | Off | Off |
|------+----------+----------+----------+----------+---------|
| 4MB | On | On | Off | Off | Off |
|------+----------+----------+----------+----------+---------|
| 4MB | Off | Off | On | Off | Off |
|------+----------+----------+----------+----------+---------|
| 5MB | Off | Off | On | On | Off |
|------+----------+----------+----------+----------+---------|
| 6MB | Off | On | Off | On | Off |
|------+----------+----------+----------+----------+---------|
| 7MB | On | Off | Off | On | Off |
|------+----------+----------+----------+----------+---------|
| 8MB | On | Off | On | Off | Off |
|------+----------+----------+----------+----------+---------|
| 9MB | Off | On | On | On | Off |
|------+----------+----------+----------+----------+---------|
| 10MB | On | On | Off | On | Off |
|------+----------+----------+----------+----------+---------|
| 12MB | Off | On | On | Off | Off |
|------+----------+----------+----------+----------+---------|
| 13MB | On | On | On | On | Off |
|------+----------+----------+----------+----------+---------|
| 16MB | On | On | On | Off | Off |
|------+----------+----------+----------+----------+---------|
| 16MB | Off | Off | Off | Off | On |
|------+----------+----------+----------+----------+---------|
| 32MB | Off | Off | On | Off | On |
|------+----------+----------+----------+----------+---------|
| 48MB | Off | Off | Off | On | On |
|------+----------+----------+----------+----------+---------|
| 64MB | Off | Off | On | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 |
|----------------------------+-------------------------------|
| 64KB | (8) 8K x 8 |
|----------------------------+-------------------------------|
| 256KB | (8) 32K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | W8 | W9 | W11 |
|---------+-------------------+-------------------+----------|
| 64KB | pins 1 & 2 closed | pins 1 & 2 closed | Open |
|---------+-------------------+-------------------+----------|
| 256KB | pins 2 & 3 closed | pins 2 & 3 closed | Closed |
+------------------------------------------------------------+