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# EVEREX SYSTEMS, INC.
TEMPO 386SX20, 16 EV18121
Processor 80386SX
Processor 16/20MHz
Speed
Chip Set Unknown
Max. Onboard 8MB
DRAM
Cache None
BIOS Unknown
Dimensions 330mm x 218mm
I/O Options Floppy drive interface, IDE interface, parallel
port,
serial ports (2), video port
NPU Options 80387SX
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-----------------+----------+--------------------+----------|
| Turbo switch | J1 | VGA feature | J8 |
| | | connector | |
|-----------------+----------+--------------------+----------|
| Reset switch | J2 | IDE interface | J15 |
|-----------------+----------+--------------------+----------|
| Power LED & | J3 | Floppy drive | J16 |
| keylock | | interface | |
|-----------------+----------+--------------------+----------|
| LED panel | J4 | Parallel port | J17 |
|-----------------+----------+--------------------+----------|
| Turbo LED | J5 | Serial port 1 | J18 |
|-----------------+----------+--------------------+----------|
| Speaker | J6 | Serial port 2 | J19 |
|-----------------+----------+--------------------+----------|
| Hard drive LED | J7 | External battery | J29 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|-------------------------------------+--------+-------------|
| » | Factory configured - do not | JP1 | 3 & 4 and 9 |
| | alter | | & 10 |
|---+---------------------------------+--------+-------------|
| » | Monitor type select color | JP3 | N/A |
|---+---------------------------------+--------+-------------|
| | Monitor type select monochrome | JP3 | N/A |
|------------------------------------------------------------|
| Note:Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|-------+-------------+------------+------------+------------|
| 512KB | (2) 256K x | NONE | NONE | NONE |
| | 9 | | | |
|-------+-------------+------------+------------+------------|
| 1MB | (2) 256K x | (2) 256K x | NONE | NONE |
| | 9 | 9 | | |
|-------+-------------+------------+------------+------------|
| 2MB | (2) 1M x 9 | NONE | NONE | NONE |
|-------+-------------+------------+------------+------------|
| 2MB | (2) 256K x | (2) 256K x | (2) 256K x | (2) 256K x |
| | 9 | 9 | 9 | 9 |
|-------+-------------+------------+------------+------------|
| 3MB | (2) 256K x | (2) 256K x | (2) 1M x 9 | NONE |
| | 9 | 9 | | |
|-------+-------------+------------+------------+------------|
| 4MB | (2) 1M x 9 | (2) 1M x 9 | NONE | NONE |
|-------+-------------+------------+------------+------------|
| 5MB | (2) 256K x | (2) 256K x | (2) 1M x 9 | (2) 1M x 9 |
| | 9 | 9 | | |
|-------+-------------+------------+------------+------------|
| 8MB | (2) 1M x 9 | (2) 1M x 9 | (2) 1M x 9 | (2) 1M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | JP7 |
|----------------------------+-------------------------------|
| 16MHz | pins 15 & 16 closed |
|----------------------------+-------------------------------|
| 20MHz | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MEMORY TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | JP6 |
|-----------------------------+------------------------------|
| Tempo GI-03E/320-00 | pins 1 & 2 and 3 & 4 closed |
|-----------------------------+------------------------------|
| Oem GH-03E/320-00 | pins 1 & 2 and 3 & 4 closed |
|-----------------------------+------------------------------|
| Tempo GI-03E/320-01 | pins 1 & 2 and 4 & 5 closed |
|-----------------------------+------------------------------|
| Oem GB-03E/320-01 | pins 1 & 2 and 4 & 5 closed |
|------------------------------------------------------------|
| Note:Use the GI-03E for 320-00 ACUMOS and the GD-03E for |
| 320-01 ACUMOS. |
+------------------------------------------------------------+