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# TULIP COMPUTERS
dt 486 EISA (TC30)
Processor 80486SX/80486DX/80486DX2
Processor 25/33/50(internal)/66(internal)MHz
Speed
Chip Set Texas Instruments
Max. Onboard 64MB
DRAM
Cache None
BIOS Phoenix
Dimensions 355mm x 304mm
I/O Options Floppy drive interface, IDE interface, parallel
port, serial ports (2), VGA port
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|---------------+----------+----------------------+----------|
| Serial port 2 | CN1 | Floppy drive | J2 |
| | | interface | |
|---------------+----------+----------------------+----------|
| Serial port 1 | CN2 | IDE interface 1 | J15 |
|---------------+----------+----------------------+----------|
| Parallel port | CN3 | Flat cable LED, | J23 |
| | | speaker & batteries | |
|---------------+----------+----------------------+----------|
| VGA port | CN4 | IDE interface 2 | J26 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Switch | Position |
|---------------------------------------+---------+----------|
| » | Factory configured - do not alter | SW1/4 | N/A |
|---+-----------------------------------+---------+----------|
| » | Battery - Rechargeable | SW1/5 | On |
|---+-----------------------------------+---------+----------|
| | Battery - Non-rechargeable | SW1/5 | Off |
|---+-----------------------------------+---------+----------|
| » | Factory configured - do not alter | SW1/6 | N/A |
|---+-----------------------------------+---------+----------|
| » | Factory configured - do not alter | SW1/7 | N/A |
|---+-----------------------------------+---------+----------|
| » | Factory configured - do not alter | SW1/8 | N/A |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (DT 486DX/66, DT 486DX/50 & DT |
| 486DX/E) |
|------------------------------------------------------------|
| Expansion | Expansion | Bank 0 | Bank 1 | Bank 2 | Bank |
| from: | to: | | | | 3 |
|-------------+-----------+--------+--------+--------+-------|
| 8MB | 16MB | NONE | NONE | (4) 1M | (4) |
| | | | | x 9 | 1M x |
| | | | | | 9 |
|-------------+-----------+--------+--------+--------+-------|
| 8MB | 40MB | NONE | NONE | (4) 4M | (4) |
| | | | | x 9 | 4M x |
| | | | | | 9 |
|-------------+-----------+--------+--------+--------+-------|
| 0MB | 32MB | (4) 4M | (4) 4M | NONE | NONE |
| | | x 9 | x 9 | | |
|-------------+-----------+--------+--------+--------+-------|
| 8MB | 64MB | (4) 4M | (4) 4M | (4) 4M | (4) |
| | | x 9 | x 9 | x 9 | 4M x |
| | | | | | 9 |
|------------------------------------------------------------|
| Note:8MB is internal memory and is not configurable |
+------------------------------------------------------------+
.
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION (DT 486DX/66, DT 486DX/50 & |
| DT 486DX/E) |
|------------------------------------------------------------|
| Expansion | Expansion | Bank(s) | SW1/1 | SW1/2 | SW1/3 |
| from: | to: | | | | |
|-------------+-----------+---------+--------+-------+-------|
| 8MB | 16MB | 2 & 3 | Off | Off | On |
|-------------+-----------+---------+--------+-------+-------|
| 8MB | 40MB | 2 & 3 | On | Off | Off |
|-------------+-----------+---------+--------+-------+-------|
| 0MB | 32MB | 0 & 1 | On | On | Off |
|-------------+-----------+---------+--------+-------+-------|
| 8MB | 64MB | 2 & 3 | Off | On | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (DT 486SX/E) |
|------------------------------------------------------------|
| Expansion | Expansion | Bank 0 | Bank 1 | Bank 2 | Bank |
| from: | to: | | | | 3 |
|-------------+-----------+--------+--------+--------+-------|
| 4MB | 8MB | NONE | (4) 1M | NONE | NONE |
| | | | x 9 | | |
|-------------+-----------+--------+--------+--------+-------|
| 4MB | 16MB | NONE | (4) 1M | (4) 1M | (4) |
| | | | x 9 | x 9 | 1M x |
| | | | | | 9 |
|-------------+-----------+--------+--------+--------+-------|
| 0MB | 16MB | (4) 4M | NONE | NONE | NONE |
| | | x 9 | | | |
|-------------+-----------+--------+--------+--------+-------|
| 4MB | 24MB | NONE | (4) 1M | (4) 4M | NONE |
| | | | x 9 | x 9 | |
|-------------+-----------+--------+--------+--------+-------|
| 0MB | 32MB | (4) 4M | (4) 4M | NONE | NONE |
| | | x 9 | x 9 | | |
|-------------+-----------+--------+--------+--------+-------|
| 4MB | 40MB | NONE | (4) 1M | (4) 4M | (4) |
| | | | x 9 | x 9 | 4M x |
| | | | | | 9 |
|-------------+-----------+--------+--------+--------+-------|
| 0MB | 64MB | (4) 4M | (4) 4M | (4) 4M | (4) |
| | | x 9 | x 9 | x 9 | 4M x |
| | | | | | 9 |
|------------------------------------------------------------|
| Note:4MB is internal memory and is not configurable |
+------------------------------------------------------------+
.
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION (DT 486SX/E) |
|------------------------------------------------------------|
| Note: The switch settings are unidentified by the |
| manufacturer. |
+------------------------------------------------------------+