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# ETC COMPUTER, INC.
CLS-386SX
Processor 80386SX (exact location unidentified)
Processor Speed 16/20MHz
Chip Set Unidentified
Maximum Onboard 4MB
Memory
Cache None
BIOS AMI
Dimensions 254mm x 218mm
I/O Options Floppy drive interfaces (2), game port, IDE
interface, parallel port, serial ports (2),
VGA port, riser slot
NPU Options 80387SX (exact location unidentified)
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|-----------------------+-------+------------------+---------|
| Parallel port | CN1 | Game port | J11 |
|-----------------------+-------+------------------+---------|
| Serial port | CN2 | External battery | JP3 |
|-----------------------+-------+------------------+---------|
| Serial port | CN3 | Keylock | KEYLOCK |
|-----------------------+-------+------------------+---------|
| VGA port | CN4 | Turbo LED | LED |
|-----------------------+-------+------------------+---------|
| IDE interface LED | HDLED | Power LED | PWR |
|-----------------------+-------+------------------+---------|
| IDE interface | J5 | Reset switch | RESET |
|-----------------------+-------+------------------+---------|
| Floppy drive | J6 | Riser slot | SL1 |
| interface | | | |
|-----------------------+-------+------------------+---------|
| Floppy drive | J7 | | |
| interface | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 512KB | (2) 256K x 9 | None |
|------------------+--------------------+--------------------|
| 1MB | (2) 256K x 9 | (2) 256K x 9 |
|------------------+--------------------+--------------------|
| 2MB | (2) 1M x 9 | None |
|------------------+--------------------+--------------------|
| 4MB | (2) 1M x 9 | (2) 1M x 9 |
|------------------------------------------------------------|
| Note: The location of the DRAM is unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VIDEO |
|------------------------------------------------------------|
|Setting| Primary |Secondary | JP9 | JP10 | JP11 | JP12 |
|-------+-------------+----------+------+------+------+------|
| VGA |Color 80 x 25|Monochrome|Closed| Open | Open | Open |
|-------+-------------+----------+------+------+------+------|
| VGA |Color 80 x 25|Monochrome| Open | Open | Open | Open |
| |(multisynch) | | | | | |
|-------+-------------+----------+------+------+------+------|
| EGA | Enhanced |Monochrome|Closed|Closed|Closed| Open |
| | color | | | | | |
|-------+-------------+----------+------+------+------+------|
| EGA | Enhanced |Monochrome| Open |Closed|Closed| Open |
| | color | | | | | |
|-------+-------------+----------+------+------+------+------|
| CGA |Color 40 x 25|Monochrome|Closed| Open | Open |Closed|
| | (primary) | | | | | |
|-------+-------------+----------+------+------+------+------|
| CGA |Color 80 x 25|Monochrome| Open | Open | Open |Closed|
| | (primary) | | | | | |
|-------+-------------+----------+------+------+------+------|
| CGA |Color 40 x 25|Monochrome|Closed|Closed| Open |Closed|
| | (secondary) | | | | | |
|-------+-------------+----------+------+------+------+------|
| CGA |Color 40 x 25|Monochrome| Open |Closed| Open |Closed|
| | (secondary) | | | | | |
|-------+-------------+----------+------+------+------+------|
| Mono | Monochrome |Color 80 x| Open |Closed| Open |Closed|
| | (primary) | 25 | | | | |
|-------+-------------+----------+------+------+------+------|
| Mono | Monochrome |Color 40 x|Closed|Closed| Open |Closed|
| | (primary) | 25 | | | | |
|-------+-------------+----------+------+------+------+------|
| Mono | Monochrome |Color 40 x|Closed|Closed|Closed|Closed|
| | (primary) | 25 | | | | |
|-------+-------------+----------+------+------+------+------|
|Mono 1 | Monochrome |Color 80 x| Open |Closed|Closed|Closed|
| | (primary) | 25 | | | | |
|-------+-------------+----------+------+------+------+------|
|Mono 2 | Monochrome | Enhanced |Closed| Open |Closed|Closed|
| | (primary) | color | | | | |
|-------+-------------+----------+------+------+------+------|
|Mono 3 | Monochrome | Enhanced | Open | Open |Closed|Closed|
| | (primary) | color | | | | |
|-------+-------------+----------+------+------+------+------|
|Mono 4 | Monochrome |Color 80 x|Closed|Closed| Open | Open |
| | (primary) | 25 | | | | |
|-------+-------------+----------+------+------+------+------|
|Mono 5 | Monochrome |Color 80 x| Open |Closed| Open | Open |
| | (primary) | 25 | | | | |
|------------------------------------------------------------|
| Note: 1 = IBM 5153; 2 = IBM 5154; 3 = IBM 5154 or |
| Multisynch, variable frequency TTL monitors; 4 = IBM |
| 85xx; 5 = Multisynch, variable frequency analog |
| monitors. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT ADDRESS |
|------------------------------------------------------------|
| » Setting | SW1/7 | SW1/8 |
|------------------------+-----------------+-----------------|
| » | LPT1 (3BC) | On | Off |
|---+--------------------+-----------------+-----------------|
| » | LPT2 (387) | Off | Off |
|---+--------------------+-----------------+-----------------|
| » | LPT3 (278) | Off | On |
|---+--------------------+-----------------+-----------------|
| » | Disabled | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT IRQ |
|------------------------------------------------------------|
| » Setting | SW1/1 | SW1/2 |
|----------------------+------------------+------------------|
| » | IRQ7 | On | Off |
|----+-----------------+------------------+------------------|
| » | IRQ5 | Off | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT |
|------------------------------------------------------------|
| Serial 1 | Serial 2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
|----------+----------+---------+---------+---------+--------|
| N/A | N/A | Off | Off | Off | Off |
|----------+----------+---------+---------+---------+--------|
| COM1 | N/A | On | Off | Off | Off |
|----------+----------+---------+---------+---------+--------|
| N/A | COM2 | Off | Off | On | Off |
|----------+----------+---------+---------+---------+--------|
| COM3 | N/A | On | Off | Off | Off |
|----------+----------+---------+---------+---------+--------|
| N/A | COM4 | Off | Off | On | Off |
|----------+----------+---------+---------+---------+--------|
| COM1 | COM2 | On | Off | On | Off |
|----------+----------+---------+---------+---------+--------|
| COM1 | COM3 | On | Off | Off | On |
|----------+----------+---------+---------+---------+--------|
| COM1 | COM4 | On | Off | On | Off |
|----------+----------+---------+---------+---------+--------|
| COM3 | COM2 | On | Off | On | Off |
|----------+----------+---------+---------+---------+--------|
| COM4 | COM2 | Off | On | On | Off |
|----------+----------+---------+---------+---------+--------|
| COM3 | COM4 | On | Off | On | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT (CON’T) |
|------------------------------------------------------------|
|Serial 1|Serial 2| SW2/1 |SW2/2 |SW2/3 |SW2/4 |SW2/5 |SW2/6 |
|--------+--------+-------+------+------+------+------+------|
| N/A | N/A | On | On | Off | Off | Off | Off |
|--------+--------+-------+------+------+------+------+------|
| COM1 | N/A | On | Off | Off | Off | Off | Off |
|--------+--------+-------+------+------+------+------+------|
| N/A | COM2 | Off | On | Off | Off | Off | Off |
|--------+--------+-------+------+------+------+------+------|
| COM3 | N/A | On | On | On | Off | Off | Off |
|--------+--------+-------+------+------+------+------+------|
| N/A | COM4 | On | On | Off | On | Off | Off |
|--------+--------+-------+------+------+------+------+------|
| COM1 | COM2 | Off | Off | Off | Off | Off | Off |
|--------+--------+-------+------+------+------+------+------|
| COM1 | COM3 | On | Off | On | Off | On | Off |
|--------+--------+-------+------+------+------+------+------|
| COM1 | COM4 | On | Off | Off | On | Off | Off |
|--------+--------+-------+------+------+------+------+------|
| COM3 | COM2 | Off | On | On | Off | Off | Off |
|--------+--------+-------+------+------+------+------+------|
| COM4 | COM2 | Off | On | Off | On | Off | On |
|--------+--------+-------+------+------+------+------+------|
| COM3 | COM4 | On | On | On | On | Off | Off |
+------------------------------------------------------------+